{"title":"Battery Switches","description":"\u003csection class=\"mm-lean-collection\" aria-label=\"Battery Switches\"\u003e\n\u003cp class=\"mm-lean-intro\"\u003eMarine battery switches for battery-bank selection and isolation. Match circuit ratings and installation requirements.\u003c\/p\u003e\n\u003ca class=\"mm-lean-shop\" href=\"#mm-shop-products\"\u003eShop all products ↓\u003c\/a\u003e\n\u003cnav class=\"mm-lean-links\" aria-label=\"Explore collections\"\u003e\n\u003ca href=\"\/collections\/batteries-power-storage\"\u003eBatteries \u0026amp; Storage \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003ca href=\"\/collections\/battery-isolators-acrs\"\u003eIsolators \u0026amp; ACRs \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003ca href=\"\/collections\/battery-cables\"\u003eBattery Cables \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/nav\u003e\n\u003cdiv class=\"mm-lean-help\"\u003e\n\u003ca href=\"\/pages\/marine-maintenance-guide\"\u003eMarine maintenance guide ↗\u003c\/a\u003e\u003ca href=\"\/pages\/marisol-parts-desk\"\u003eNeed help? Ask our Parts Desk ↗\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv id=\"mm-shop-products\" aria-label=\"Shop all products\"\u003e\u003c\/div\u003e\n\u003cstyle\u003e\n.collection--description:has(.mm-lean-collection){max-width:none;width:100%;margin:0;padding:0;border:0;background:#fff}\n.productgrid--masthead:has(.mm-lean-collection){padding-bottom:12px;margin-bottom:12px;border:0;background:#fff}\n.productgrid--masthead:has(.mm-lean-collection) .collection--title{margin:0 0 12px;font-size:clamp(26px,3vw,36px);line-height:1.15;color:#183341}\n.mm-lean-collection{max-width:1100px;margin:0;padding:0;color:#183341;background:#fff;text-align:left}\n.mm-lean-collection *{box-sizing:border-box}\n.mm-lean-collection .mm-lean-intro{margin:0 0 16px;font-size:16px;line-height:1.5;color:#52636c}\n.mm-lean-collection a{text-decoration:none;box-shadow:none}\n.mm-lean-collection .mm-lean-shop{display:inline-flex;align-items:center;min-height:44px;margin:0 0 18px;padding:10px 18px;border-radius:4px;background:#153f57;color:#fff;font-size:15px;font-weight:600}\n.mm-lean-collection .mm-lean-shop:hover{background:#0b557b;color:#fff}\n.mm-lean-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0}\n.mm-lean-collection .mm-lean-links a{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:46px;padding:11px 13px;border:1px solid #dbe2e6;border-radius:4px;color:#164b69;background:#fff;font-size:14px;line-height:1.4}\n.mm-lean-collection .mm-lean-links a:hover{background:#edf4f7;border-color:#b5cbd6}\n.mm-lean-help{display:flex;flex-wrap:wrap;gap:4px 24px;margin-top:8px}\n.mm-lean-collection .mm-lean-help a{display:inline-flex;align-items:center;min-height:44px;color:#164b69;font-size:13px}\n.mm-lean-collection .mm-lean-help a:hover{text-decoration:underline}\n.mm-lean-collection a:focus-visible{outline:2px solid #16729b;outline-offset:3px}\n#mm-shop-products{height:1px;scroll-margin-top:180px}\n@media(max-width:719px){.mm-lean-links{grid-template-columns:repeat(2,minmax(0,1fr))}.mm-lean-collection .mm-lean-intro{font-size:15px}.mm-lean-help{gap:0 16px}}\n\n.mm-lean-heading{margin:0 0 12px!important;font-size:clamp(26px,3vw,36px)!important;line-height:1.15!important;color:#183341!important}\n.mm-lean-empty nav#mm-shop-products{height:auto;scroll-margin-top:180px}\n\u003c\/style\u003e","products":[{"product_id":"west-363","title":"Blue Sea Systems Battery Switch - Bat Swtch M-ser 2POS Lock 30A | 6004","description":"\u003ch3\u003eBattery Switch\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBat Swtch M-ser 2POS Lock 30A\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e300 Amps continuous rating for outboards and small gasoline or diesel engines \u003c\/li\u003e\n\u003cli\u003eTin-plated copper studs for maximum conductivity and corrosion resistance \u003c\/li\u003e\n\u003cli\u003eStuds accept 3\/8\" (M10) ring terminals \u003c\/li\u003e\n\u003cli\u003e7\/8\" (22 mm) stud length accepts multiple cable terminals \u003c\/li\u003e\n\u003cli\u003eBlue Sea Systems one-piece terminal stud design never loosens over time \u003c\/li\u003e\n\u003cli\u003eOne-piece stainless flange nuts ensure safe and secure connections \u003c\/li\u003e\n\u003cli\u003eIsolating cover protects rear contacts \u003c\/li\u003e\n\u003cli\u003eBreakout tabs allow wire access in any direction \u003c\/li\u003e\n\u003cli\u003eMaximum Voltage: 48V DC \u003c\/li\u003e\n\u003cli\u003eContinuous Rating: 300A \u003c\/li\u003e\n\u003cli\u003eIntermittent Rating: 500A \u003c\/li\u003e\n\u003cli\u003eCranking Rating 30 sec: 900A \u003c\/li\u003e\n\u003cli\u003eWeight: 0.65lb (0.29 kg) \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blue Sea Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 6004\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA (pack of 5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-017 – Battery \/ AC Selector\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564113068068,"sku":"BSS-6004","price":65.25,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/22fd4fa7-e035-4db7-aea5-123a1f617215.png?v=1784829290"},{"product_id":"west-364","title":"Blue Sea Systems Accessories And Parts Return To Product - Bat Switch 4POS 300A | 6007","description":"\u003ch3\u003eAccessories And Parts Return To Product\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBat Switch 4POS 300A\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBattery switch ICON label kit \u003c\/li\u003e\n\u003cli\u003e18 icon labels for battery switches, use to identify circuits \u003c\/li\u003e\n\u003cli\u003eExamples: Battery, Bow Thruster, Chassis, Engine, House \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blue Sea Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 6007\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA (pack of 5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-017 – Battery \/ AC Selector\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564113100836,"sku":"BSS-6007","price":78.61,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/images_df85a70e-e6fc-4b48-8843-bcb7d743ffd6.jpg?v=1784829139"},{"product_id":"blue-sea-systems-battery-switch-4pos-350a-bss-9001e","title":"Blue Sea Systems Battery Switch 4pos 350A - BSS-9001E","description":"\u003csection class=\"product-description\"\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e4-position marine battery switch rated at 350A continuous, designed for reliable DC circuit control and flexible bank selection in dual-battery systems.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-position selector: All \/ 1 \/ 2 \/ Both\u003c\/li\u003e\n\u003cli\u003e350A continuous rating\u003c\/li\u003e\n\u003cli\u003ee-Series design for reliable DC switching\u003c\/li\u003e\n\u003cli\u003eSuitable for dual-battery configurations\u003c\/li\u003e\n\u003cli\u003eCompact marine-grade battery switch for DC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine DC electrical systems requiring battery bank switching\u003c\/li\u003e\n\u003cli\u003eDual-battery configurations in boats\u003c\/li\u003e\n\u003cli\u003eGeneral battery isolation and bank selection in marine installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-position e-Series marine battery switch\u003c\/li\u003e\n\u003cli\u003e350A continuous rating\u003c\/li\u003e\n\u003cli\u003eDC circuit control and battery bank selection\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: BSS-9001E\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Ideal for dual-battery marine systems needing flexible bank selection (All, 1, 2, or Both).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e Common user errors include selecting an incorrect position or wiring issues; ensure the switch is fully engaged in the desired position and wiring is correct.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003e2-Position 350A Battery Switch (BSS-9003E)\u003c\/a\u003e - See related 2-position alternative for smaller bank switching.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-364\"\u003e4-Position 300A Battery Switch (BSS-6007)\u003c\/a\u003e - 4-position switch with different current rating for comparison.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-363\"\u003eM-Series 2-Position Lock 30A (BSS-6004)\u003c\/a\u003e - M-Series option with locking feature for secure selection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-391\"\u003eML-Series Remote Battery Switch (BSS-7700)\u003c\/a\u003e - Remote-access battery switch solution.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-9004e-e-series-on-off-battery-switch-with-alternator-field-disconnect-661-9004e\"\u003ee-Series On-Off with AFD (BSS-9004E)\u003c\/a\u003e - e-Series On-Off variant with AFD feature.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-9002e-e-series-4-position-selector-battery-switch-with-alternator-field-disconnect-661-9002e\"\u003ee-Series 4-Position Selector with AFD (BSS-9002E)\u003c\/a\u003e - e-Series with AFD, 4-position selector.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":43564116639780,"sku":"BSS-9001E","price":93.4,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/c8f24630-011a-4482-aef5-2835abb38fcc.png?v=1784655665"},{"product_id":"blue-sea-systems-battery-switch-2pos-350a-bss-9003e","title":"Blue Sea Systems Battery Switch 2pos 350A - BSS-9003E","description":"\u003csection class=\"product-description\"\u003e\u003cp\u003eBlue Sea Systems e-Series Battery Switch BSS-9003E is a 2-position (On\/Off) battery disconnect designed to control a single battery’s DC circuit with a 350A continuous rating—ideal for clean, simple master shutoff in marine electrical systems.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2-position (On\/Off) e-Series marine battery switch for single-circuit battery control\u003c\/li\u003e\n\u003cli\u003e350A continuous DC rating for reliable battery disconnect\u003c\/li\u003e\n\u003cli\u003ee-Series design for dependable DC circuit switching\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: BSS-9003E\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine battery management systems requiring a simple single-battery on\/off disconnect\u003c\/li\u003e\n\u003cli\u003eSingle-battery setups where a master DC shutoff is needed\u003c\/li\u003e\n\u003cli\u003eBoat electrical systems that use a battery switch for isolation during maintenance or storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Blue Sea Systems\u003c\/li\u003e\n\u003cli\u003eProduct Type: Battery switch\u003c\/li\u003e\n\u003cli\u003eSwitch Positions: 2-position (On\/Off)\u003c\/li\u003e\n\u003cli\u003eRating: 350A continuous\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: BSS-9003E\u003c\/li\u003e\n\u003cli\u003eSKU\/Variant: BSS-9003E\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Choose this switch when you want a straightforward master disconnect for one battery circuit—turning electrical loads off when the boat is not in use or during maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e If your switch is difficult to turn or the electrical circuit behaves inconsistently, double-check terminal connections and routing to ensure proper, secure contact at the battery switch terminals. Also confirm the switch hole pattern and mounting location match your installation plan before final tightening.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-battery-switch-4pos-350a-bss-9001e\"\u003eBlue Sea Systems e-Series 4-Position 350A Battery Switch (BSS-9001E)\u003c\/a\u003e - Alternative e-Series battery switch option with more positions.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-364\"\u003eBlue Sea Systems 4-Position 300A Battery Switch (BSS-6007)\u003c\/a\u003e - Alternative multi-position option for different battery management needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-363\"\u003eBlue Sea Systems M-Series 2-Position Lock 30A (BSS-6004)\u003c\/a\u003e - 2-position lock style switch for lower amperage applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/west-391\"\u003eBlue Sea Systems ML-Series Remote Battery Switch (BSS-7700)\u003c\/a\u003e - Remote battery switch option when you need location flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-9004e-e-series-on-off-battery-switch-with-alternator-field-disconnect-661-9004e\"\u003eBlue Sea Systems e-Series On-Off with AFD (BSS-9004E)\u003c\/a\u003e - On\/Off configuration with AFD capability for alternator protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-sea-systems-9002e-e-series-4-position-selector-battery-switch-with-alternator-field-disconnect-661-9002e\"\u003eBlue Sea Systems e-Series 4-Position Selector with AFD (BSS-9002E)\u003c\/a\u003e - Selector configuration with AFD for alternator protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":43564116738084,"sku":"BSS-9003E","price":87.34,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/76fed1f1-84a0-41ff-813b-967dc8da9ccf.png?v=1784655514"},{"product_id":"west-1198","title":"Perko Heavy Duty Battery Switch - Bat Switch 250A 2POS W\/fd | 9603-DP","description":"\u003ch3\u003eHeavy Duty Battery Switch\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBat Switch 250A 2POS W\/fd\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIgnition protected, on-off type, available with key lock option for extra theft protection \u003c\/li\u003e\n\u003cli\u003eAlternator field disconnect to prevent damage to the alternator from accidental switching to the \"off\" position with the engine running \u003c\/li\u003e\n\u003cli\u003eFor use with 6 to 32 volt marine electrical systems \u003c\/li\u003e\n\u003cli\u003eCapacity: 250 amps continuous, 360 amps intermittent \u003c\/li\u003e\n\u003cli\u003eDiameter: 5-1\/4\" x Depth: 2-5\/8\" \u003c\/li\u003e\n\u003cli\u003eUse #12 R.H. screws \u003c\/li\u003e\n\u003cli\u003e5\/16\" mounting studs \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Perko\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 9603-DP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA (pack of 5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-028 – Battery \/ AC Selector\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564203147300,"sku":"PER-9603-DP","price":153.61,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/PER9601_0f568644-3d90-4855-a060-ed35cbde3132.jpg?v=1790921414"},{"product_id":"perko-battery-selector-switch-8501-dp-ignition-protected-per-8501-dp","title":"Perko Battery Selector Switch 8501-DP Ignition Protected (PER 8501-DP)","description":"\u003cp\u003ePerko Battery Selector Switch 8500 Series - Ignition Protected. 2 ♦ ALL ♦ 1 ♦ OFF. For use with two or more batteries - for single or dual engine systems. Permits selection between batteries for starting and charging or operation of both batteries in parallel. Allows the addition of an extra battery for use with accessories. \"Off\" position also acts as an emergency disconnect in the event of an electrical problem. Surface Mount - Red plastic housing with improved design to protect electrical connections - large black plastic knob. Copper contacts - 5\/16\" Brass terminals. Use #12 R.H. screws. Capacity: 250A continuous, 360A intermittent. 6 to 32V. Diameter: 5-1\/4\" x Depth: 2-5\/8\". 5\/16\" NC studs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2 ♦ ALL ♦ 1 ♦ OFF\u003c\/li\u003e\n\u003cli\u003eFor use with two or more batteries - for single or dual engine systems\u003c\/li\u003e\n\u003cli\u003ePermits selection between batteries for starting and charging or operation of both batteries in parallel\u003c\/li\u003e\n\u003cli\u003eAllows the addition of an extra battery for use with accessories\u003c\/li\u003e\n\u003cli\u003e\"Off\" position also acts as an emergency disconnect in the event of an electrical problem\u003c\/li\u003e\n\u003cli\u003eSurface Mount - Red plastic housing with improved design to protect electrical connections - large black plastic knob\u003c\/li\u003e\n\u003cli\u003eCopper contacts - 5\/16\" Brass terminals\u003c\/li\u003e\n\u003cli\u003eUse #12 R.H. screws\u003c\/li\u003e\n\u003cli\u003eCapacity: 250A continuous, 360A intermittent\u003c\/li\u003e\n\u003cli\u003e6 to 32V\u003c\/li\u003e\n\u003cli\u003eDiameter: 5-1\/4\" x Depth: 2-5\/8\"\u003c\/li\u003e\n\u003cli\u003e5\/16\" NC studs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypically ships in 4–5 business days. Availability confirmed upon order.\u003c\/strong\u003e\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683109830692,"sku":"PER-8501-DP","price":120.61,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/PER-8501-DP.png?v=1772478311"},{"product_id":"perko-battery-selector-switch-8503-dp-with-field-disconnect-per-8503-dp","title":"Perko Battery Selector Switch 8503-DP with Field Disconnect (PER 8503-DP)","description":"\u003cp\u003ePerko Battery Selector Switch 8500 Series - Ignition Protected with Field Disconnect. 2 ♦ ALL ♦ 1 ♦ OFF. For use with two or more batteries - for single or dual engine systems. Permits selection between batteries for starting and charging or operation of both batteries in parallel. Allows the addition of an extra battery for use with accessories. \"Off\" position also acts as an emergency disconnect in the event of an electrical problem. Surface Mount - Red plastic housing with improved design to protect electrical connections - large black plastic knob. Copper contacts - 5\/16\" Brass terminals. Use #12 R.H. screws. Capacity: 250A continuous, 360A intermittent. 6 to 32V. Diameter: 5-1\/4\" x Depth: 2-5\/8\". 5\/16\" NC studs. With field disconnect.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2 ♦ ALL ♦ 1 ♦ OFF\u003c\/li\u003e\n\u003cli\u003eFor use with two or more batteries - for single or dual engine systems\u003c\/li\u003e\n\u003cli\u003ePermits selection between batteries for starting and charging or operation of both batteries in parallel\u003c\/li\u003e\n\u003cli\u003eAllows the addition of an extra battery for use with accessories\u003c\/li\u003e\n\u003cli\u003e\"Off\" position also acts as an emergency disconnect in the event of an electrical problem\u003c\/li\u003e\n\u003cli\u003eSurface Mount - Red plastic housing with improved design to protect electrical connections - large black plastic knob\u003c\/li\u003e\n\u003cli\u003eCopper contacts - 5\/16\" Brass terminals\u003c\/li\u003e\n\u003cli\u003eUse #12 R.H. screws\u003c\/li\u003e\n\u003cli\u003eCapacity: 250A continuous, 360A intermittent\u003c\/li\u003e\n\u003cli\u003e6 to 32V\u003c\/li\u003e\n\u003cli\u003eDiameter: 5-1\/4\" x Depth: 2-5\/8\"\u003c\/li\u003e\n\u003cli\u003e5\/16\" NC studs\u003c\/li\u003e\n\u003cli\u003eWith field disconnect\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypically ships in 4–5 business days. Availability confirmed upon order.\u003c\/strong\u003e\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683117793316,"sku":"PER-8503-DP","price":137.94,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/PER8503-DP.jpg?v=1772478588"},{"product_id":"perko-battery-selector-switch-8504-dp-with-field-disconnect-key-lock-per-8504-dp","title":"Perko Battery Switches - Bat Switch 4POS 250A W\/fd+key | 8504-DP","description":"\u003ch3\u003eBattery Switches\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBat Switch 4POS 250A W\/fd+key\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFor use with two or more batteries, for single or dual engine systems. Switches offer options such as key lock. Permits selection between batteries for starting and charging or operation of both batteries in parallel. Allows the addition of an extra battery for use with accessories. \"Off\" position also acts as an emergency disconnect in the event of an electrical problem. Surface mount, red plastic housing with improved design to protect electrical connections, large black plastic knob, copper contacts and 5\/16\" brass terminals. \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFor use with 6 to 32 volt marine electrical systems \u003c\/li\u003e\n\u003cli\u003eCapacity: 250 amps continuous, 360 amps intermittent \u003c\/li\u003e\n\u003cli\u003eDiameter: 5-1\/4\" x Depth: 2-5\/8\" \u003c\/li\u003e\n\u003cli\u003eUse #12 R.H. screws \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Perko\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 8504-DP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA (pack of 5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-028 – Battery \/ AC Selector\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683124183076,"sku":"PER-8504-DP","price":156.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/PER-8504-DP.jpg?v=1772479473"},{"product_id":"bep-heavy-duty-battery-selector-switch-721-battery-1-2-both-off-bep-721","title":"BEP Heavy Duty Battery Selector Switch 721 Battery 1-2 Both Off (BEP 721)","description":"\u003cp\u003eBEP Heavy Duty Battery Selector Switch. Can be recessed or surface mounted. Uses self cleaning sliding contacts. Ignition protected. Lockable. Tinned copper studs and nuts. Max voltage: 48V. Stud size: 3 x 10mm. L: 102mm (4\") x D: 90mm (3.5\"). Includes an emergency parallel position.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCan be recessed or surface mounted\u003c\/li\u003e\n\u003cli\u003eUses self cleaning sliding contacts\u003c\/li\u003e\n\u003cli\u003eIgnition protected\u003c\/li\u003e\n\u003cli\u003eLockable\u003c\/li\u003e\n\u003cli\u003eTinned copper studs and nuts\u003c\/li\u003e\n\u003cli\u003eMax voltage: 48V\u003c\/li\u003e\n\u003cli\u003eStud size: 3 x 10mm\u003c\/li\u003e\n\u003cli\u003eL: 102mm (4\") x D: 90mm (3.5\")\u003c\/li\u003e\n\u003cli\u003eBattery 1-2 Both Off\u003c\/li\u003e\n\u003cli\u003eContinuous: 350A\u003c\/li\u003e\n\u003cli\u003eIntermittent: 500A\u003c\/li\u003e\n\u003cli\u003eCranking: 1500A\u003c\/li\u003e\n\u003cli\u003eStuds: 3 x 10mm\u003c\/li\u003e\n\u003cli\u003eIncludes an emergency parallel position\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypically ships in 4–5 business days. Availability confirmed upon order.\u003c\/strong\u003e\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683125395492,"sku":"BEP-721","price":154.51,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/BEP-721.png?v=1772479981"},{"product_id":"bep-heavy-duty-battery-selector-switch-720-on-off-2-poles-bep-720","title":"BEP Heavy Duty Battery Selector Switch 720 On\/Off 2-Poles (BEP 720)","description":"\u003cp\u003eBEP Heavy Duty Battery Selector Switch. Can be recessed or surface mounted. Uses self cleaning sliding contacts. Ignition protected. Lockable. Tinned copper studs and nuts. Max voltage: 48V. Stud size: 2 x 12mm. L: 102mm (4\") x D: 90mm (3.5\"). Meets the needs of vessels being built to survey requirements where positive and negative supplies must be isolated at the same time.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCan be recessed or surface mounted\u003c\/li\u003e\n\u003cli\u003eUses self cleaning sliding contacts\u003c\/li\u003e\n\u003cli\u003eIgnition protected\u003c\/li\u003e\n\u003cli\u003eLockable\u003c\/li\u003e\n\u003cli\u003eTinned copper studs and nuts\u003c\/li\u003e\n\u003cli\u003eMax voltage: 48V\u003c\/li\u003e\n\u003cli\u003eStud size: 2 x 12mm\u003c\/li\u003e\n\u003cli\u003eL: 102mm (4\") x D: 90mm (3.5\")\u003c\/li\u003e\n\u003cli\u003eOn\/Off 2-Poles\u003c\/li\u003e\n\u003cli\u003eContinuous: 600A\u003c\/li\u003e\n\u003cli\u003eIntermittent: 800A\u003c\/li\u003e\n\u003cli\u003eCranking: 2500A\u003c\/li\u003e\n\u003cli\u003eStuds: 2 x 12mm\u003c\/li\u003e\n\u003cli\u003eMeets the needs of vessels being built to survey requirements where positive and negative supplies must be isolated at the same time\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypically ships in 4–5 business days. Availability confirmed upon order.\u003c\/strong\u003e\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683128541220,"sku":"BEP-720","price":204.17,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/BEP-720.jpg?v=1772479795"},{"product_id":"blue-sea-systems-dual-battery-bank-management-panel-8080-bss-8080","title":"Blue Sea Systems 2 Bat Panel 100A 2 M-switch | 8080","description":"\u003cp\u003e\u003cstrong\u003e2 Bat Panel 100A 2 M-switch\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDual Battery Bank Management Panel \u003c\/strong\u003e \u003cbr\u003eBattery switches combined with DC distribution offers control for two battery banks. \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIsolates the engine circuit from the house circuit \u003c\/li\u003e\n\u003cli\u003eProtects electronics from sags and spikes caused by engine cranking \u003c\/li\u003e\n\u003cli\u003eDischarges batteries independently \u003c\/li\u003e\n\u003cli\u003eProvides main circuit protection for DC House power system \u003c\/li\u003e\n\u003cli\u003eIsolates start circuit from house circuit \u003c\/li\u003e\n\u003cli\u003e1 x C-Series 100A flat rocker circuit breaker \u003c\/li\u003e\n\u003cli\u003e2 x m-Series battery switches (6006) \u003c\/li\u003e\n\u003cli\u003eCranking Rating: 10 sec 1500 Amperes DC \u003c\/li\u003e\n\u003cli\u003eIntermittent Rating: 5 min 500 Amperes DC \u003c\/li\u003e\n\u003cli\u003eContinuous Rating: 300 Amperes DC \u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 32 VDC Maximum \u003c\/li\u003e\n\u003cli\u003eHouse Circuit Protection: 100 Amperes DC \u003c\/li\u003e\n\u003cli\u003eDimensions: H: 6.50\" x W: 5.25\" \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blue Sea Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 8080\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-030 – AC \u0026amp; DC Panels\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683137781796,"sku":"BSS-8080","price":464.19,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/BSS_8080.jpg?v=1772481347"},{"product_id":"blue-sea-systems-dual-main-distribution-panel-8690-bss-8690","title":"Blue Sea Systems Battery Distribution - 2 Bat Panel 100A E-switch | 8690","description":"\u003ch3\u003eBattery Distribution\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003e2 Bat Panel 100A E-switch\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e m-Series (mini) dual circuit plus battery switches \u003c\/li\u003e\n\u003cli\u003eDC main circuit protection and 24 hr. circuits \u003c\/li\u003e\n\u003cli\u003eStart circuit isolated from house circuit \u003c\/li\u003e\n\u003cli\u003eSimplifies battery switch operation \u003c\/li\u003e\n\u003cli\u003eProtects electronics from sags and spikes caused by engine cranking \u003c\/li\u003e\n\u003cli\u003eDischarges batteries independently \u003c\/li\u003e\n\u003cli\u003eAddition of an Automatic Charging Relay automates charging both batteries \u003c\/li\u003e\n\u003cli\u003eDesigned for single engine configurations \u003c\/li\u003e\n\u003cli\u003eAllows emergency cross connect between separate engine battery banks \u003c\/li\u003e\n\u003cli\u003eProvides main DC circuit protection in addition to high ampere loads \u003c\/li\u003e\n\u003cli\u003eTwo installed 15A protected 24 hr. circuits \u003c\/li\u003e\n\u003cli\u003eIncludes 4218 - Set of 30 common DC labels \u003c\/li\u003e\n\u003cli\u003eSupports ABYC guidelines for main circuit protection \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blue Sea Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part #:\u003c\/strong\u003e 8690\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e Western Marine 02-030 – AC \u0026amp; DC Panels\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43683140501540,"sku":"BSS-8690","price":685.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/BSS-8690_e5db0ed3-0b6a-4b8b-86ef-da6692474c55.jpg?v=1772481217"},{"product_id":"blue-sea-systems-triple-battery-bank-management-panel-8693-bss-8693","title":"Blue Sea Systems Battery Management Panel - Panel DC Batt Mngmnt E-2 Dual | 8693","description":"\u003ch3\u003eBattery Management Panel\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003ePanel DC Batt Mngmnt E-2 Dual\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes [2] e-Series, Dual Circuit Plus Battery Switches (5511e) \u003c\/li\u003e\n\u003cli\u003eDesigned for twin engine configurations \u003c\/li\u003e\n\u003cli\u003eProvides high ampere load protection \u003c\/li\u003e\n\u003cli\u003eIsolates the engine circuit from the House circuit \u003c\/li\u003e\n\u003cli\u003eAllows independent battery control \u003c\/li\u003e\n\u003cli\u003eProvides 24-hour circuit protection \u003c\/li\u003e\n\u003cli\u003eAllows emergency cross connect between isolated battery banks \u003c\/li\u003e\n\u003cli\u003eProtects electronics from sags and spikes caused by engine cranking \u003c\/li\u003e\n\u003cli\u003eThe addition of two Automatic Charging Relays (ACR) automates charging three battery banks \u003c\/li\u003e\n\u003cli\u003eIgnition protected - Safe for installation aboard gasoline-powered boats \u003c\/li\u003e\n\u003cli\u003eMax. 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It features up to 600A continuous rating, a one-piece tin-plated copper stud design, and ignition protection with UL listing. The make-before-break selector and AFD capability allow safe operation even while the engine is running, helping protect the alternator.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 600A continuous rating\u003c\/li\u003e\n\u003cli\u003eMake-before-break contact design\u003c\/li\u003e\n\u003cli\u003eAFD (Alternator Field Disconnect) capable for switching while running\u003c\/li\u003e\n\u003cli\u003eOne-piece tin-plated copper studs that resist loosening over time\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine electrical systems\u003c\/li\u003e\n\u003cli\u003eDiesel engine installations with high-current battery switching\u003c\/li\u003e\n\u003cli\u003eHeavy-duty battery switching in industrial or off-road applications\u003c\/li\u003e\n\u003cli\u003eSystems requiring make-before-break motor\/engine control connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: 661-3001\u003c\/li\u003e\n\u003cli\u003eCranking Rating 30 sec.: 1750A DC\u003c\/li\u003e\n\u003cli\u003eCranking Rating 1 min.: 1325A\u003c\/li\u003e\n\u003cli\u003eIntermittent Rating 5 min.: 900A\u003c\/li\u003e\n\u003cli\u003eContinuous Rating: 600A\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 1\/2'' or M12 ring terminals\u003c\/li\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design\u003c\/li\u003e\n\u003cli\u003eIgnition protected\u003c\/li\u003e\n\u003cli\u003eUL Listed\u003c\/li\u003e\n\u003cli\u003eAFD (Alternator Field Disconnect) models allow switching while running the engine without damaging the alternator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Best use case: switching large battery circuits in high-current marine or diesel installations where engine running does not require interruption of alternator field connections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e Common issues: ensure correct torque on terminal studs, use compatible ring terminals (1\/2'' or M12), and avoid exceeding the continuous current rating to prevent overheating.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e\n\u003ca href=\"\/collections\/battery-switches\"\u003eBrowse Battery Switches in Electrical \u0026amp; Accessories\u003c\/a\u003e - Explore related battery switches and circuit protection products.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":50992569253924,"sku":"661-3001","price":252.19,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-3001.jpg?v=1782713939"},{"product_id":"blue-sea-systems-3002-hd-series-heavy-duty-4-position-selector-battery-switch-661-3002","title":"Blue Sea Systems 3002 HD-Series Heavy Duty 4 Position Selector Battery Switch","description":"\u003csection class=\"product-description\"\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eBlue Sea Systems 3002 HD-Series Heavy Duty 4 Position Selector Battery Switch\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-Position HD-Series selector battery switch\u003c\/li\u003e\n\u003cli\u003eUp to 500A continuous rating\u003c\/li\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design (robust, never loosens)\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 1\/2\" or M12 ring terminals\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed\u003c\/li\u003e\n\u003cli\u003eMake-before-break contact design\u003c\/li\u003e\n\u003cli\u003eAFD (Alternator Field Disconnect) models allow switching while running without damaging the alternator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine electrical systems\u003c\/li\u003e\n\u003cli\u003eHeavy-duty DC electrical systems for engines\u003c\/li\u003e\n\u003cli\u003eIndustrial equipment and large diesel engines\u003c\/li\u003e\n\u003cli\u003eBattery switching for large power systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: 661-3002\u003c\/li\u003e\n\u003cli\u003e4-Position Selector\u003c\/li\u003e\n\u003cli\u003eContinuous rating: 500A\u003c\/li\u003e\n\u003cli\u003eCranking rating (30 s): 1600A DC\u003c\/li\u003e\n\u003cli\u003eCranking rating (1 min): 1150A\u003c\/li\u003e\n\u003cli\u003eIntermittent rating (5 min): 700A\u003c\/li\u003e\n\u003cli\u003eWeight: 590 g\u003c\/li\u003e\n\u003cli\u003eBarcode: 6.32085E+11\u003c\/li\u003e\n\u003cli\u003eTerminal studs: tin-plated copper\u003c\/li\u003e\n\u003cli\u003eTerminal terminals: accepts 1\/2\" or M12 ring terminals\u003c\/li\u003e\n\u003cli\u003eConstruction: one-piece tin-plated copper stud design\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed\u003c\/li\u003e\n\u003cli\u003eContact design: Make-before-Break\u003c\/li\u003e\n\u003cli\u003eAFD models: allow switching while running without damaging the alternator\u003c\/li\u003e\n\u003cli\u003eUp to 500A continuous rating for large diesel engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Best for high-current battery switching in large diesel-engine systems, including marine and industrial applications. AFD models permit switching while engine runs to protect the alternator.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e Verify terminal compatibility (1\/2\" or M12 ring terminals) and correct wiring for make-before-break switching to prevent misconnection.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e\n\u003ca href=\"\/collections\/battery-switches\"\u003eBrowse Battery Switches in this category\u003c\/a\u003e - Explore related switches and compatible accessories in this category.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":50992569286692,"sku":"661-3002","price":276.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-3002_ea5d57e5-da5a-47c3-805d-f97bebc13d4b.jpg?v=1782713940"},{"product_id":"blue-sea-systems-9002e-e-series-4-position-selector-battery-switch-with-alternator-field-disconnect-661-9002e","title":"Blue Sea Systems 9002e e-Series 4 Position Selector Battery Switch With Alternator Field Disconnect","description":"\u003csection class=\"product-description\"\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e\u0026lt;p\u0026gt;9002e e-Series 4 Position Selector Battery Switch With Alternator Field Disconnect\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;High-current battery switch designed for inboard engines and marine electrical systems requiring reliable, field-disconnect capable switching.\u0026lt;\/p\u0026gt;\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-position selector battery switch\u003c\/li\u003e\n\u003cli\u003e350 A continuous rating for inboard gasoline and diesel engines\u003c\/li\u003e\n\u003cli\u003eMake-before-break contact design\u003c\/li\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design that won’t loosen over time\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed\u003c\/li\u003e\n\u003cli\u003eAFD = Alternator Field Disconnect model; allows switching while running without damaging the alternator\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInboard gasoline and diesel marine engines\u003c\/li\u003e\n\u003cli\u003eMarine electrical systems that require high-current battery switching\u003c\/li\u003e\n\u003cli\u003eApplications requiring Alternator Field Disconnect (AFD) capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: 661-9002E\u003c\/li\u003e\n\u003cli\u003eWeight: 431 grams\u003c\/li\u003e\n\u003cli\u003eAmp rating: 350 A continuous\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003e4-position selector\u003c\/li\u003e\n\u003cli\u003eConstruction: One-piece tin-plated copper stud design\u003c\/li\u003e\n\u003cli\u003eTerminal studs: Accept 3\/8\" or M10 ring terminals\u003c\/li\u003e\n\u003cli\u003eProtection: Ignition protected and UL Listed\u003c\/li\u003e\n\u003cli\u003eContact: Make-before-break\u003c\/li\u003e\n\u003cli\u003eAFD: Alternator Field Disconnect model (allows switching while running without damaging the alternator)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Ideal for marine inboard engines that need a high-current battery switch with the ability to disconnect the alternator field while the engine is running.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e Make-before-break operation requires correct sequencing of connections; verify ring-terminal sizing; ensure wiring gauge and insulation are appropriate; verify compatibility with your alternator and battery setup.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e\n\u003ca href=\"\/collections\/battery-switches\"\u003eBattery Switches\u003c\/a\u003e - Browse related battery switches\u003c\/li\u003e\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":50992569319460,"sku":"661-9002E","price":129.09,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-9001E_57af8b02-5643-4f50-9788-c7c66ee33512.jpg?v=1782713941"},{"product_id":"blue-sea-systems-9004e-e-series-on-off-battery-switch-with-alternator-field-disconnect-661-9004e","title":"Blue Sea Systems 9004e e-Series On-Off Battery Switch With Alternator Field Disconnect","description":"\u003cp\u003e350 Ampere continuous rating for inboard gasoline and diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design never loosens over time.\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals.\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed.\u003c\/li\u003e\n\u003cli\u003eSelector features make-before-break contact design.\u003c\/li\u003e\n\u003cli\u003eColor: Red.\u003c\/li\u003e\n\u003cli\u003eAFD = Alternator Field Disconnect models; Allow switching while running the engine without damaging the alternator.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":50992569352228,"sku":"661-9004E","price":125.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-9003E_df44497c-6fbf-4cbd-96f4-3f2028ceb775.jpg?v=1782713942"},{"product_id":"bep-701pm-contour-panel-mounted-manual-battery-master-switch-969-701pm","title":"BEP 701PM Contour Panel Mounted Manual Battery Master Switch","description":"\u003cp\u003e2 POSITION - ON\/OFFThe 701 offers a contour lock system, allowing it to be a stand alone unit or locked together with other switches. It also features a control knob which cannot be removed while in the ON or OFF position, however can be removed by switching to an anti-clockwise 45º position. The control knob also features an interchangeable labeling system allowing a full range of applications. A removable rear cover insulates the terminals against any short circuits and ensures the switch meets ABYC requirements. Can be either surface or recess mounted by cutting a 2-1\/16\" hole. Tin plated copper studs \u0026amp; nuts. Rated for 275 amps continuous, 455 intermittent, 1250 amps cranking.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompact, lightweight\u003c\/li\u003e\n\u003cli\u003eRemovable key\u003c\/li\u003e\n\u003cli\u003eCountersunk recesses for surface mount application\u003c\/li\u003e\n\u003cli\u003eStandard 2-1\/16\" (52 mm) hole cut out (same as standard gauge hole)\u003c\/li\u003e\n\u003cli\u003eInside: captive inserts for 3\/16\" (4.8 mm) nuts providing full access for cables with no restrictions\u003c\/li\u003e\n\u003cli\u003eStandard interchange label system\u003c\/li\u003e\n\u003cli\u003eMolded in high temperature, fiber reinforced plastics\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51003825618980,"sku":"969-701PM","price":49.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/701-PM_MAIN.jpg?v=1782891696"},{"product_id":"marinco-pro-installer-400a-ez-mount-on-off-battery-switch-mc10-969-770ez","title":"Marinco Pro Installer 400A EZ-Mount On\/Off Battery Switch - MC10","description":"\u003csection class=\"product-description\"\u003e\u003cp\u003eThe Marinco Pro Installer 400A EZ-Mount On\/Off Battery Switch (MC10) is built for fast, compact marine battery installations with front-access wiring. Engineered to handle demanding cranking loads and sealed against harsh conditions, this EZ-Mount switch is designed to “cluster” with the Pro Installer Busbar Range using a shared interconnection height for cleaner, more efficient builds.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront-access wiring for easier installation and accessible cabling\u003c\/li\u003e\n\u003cli\u003eShared interconnection height helps EZ-Mount switches cluster directly with the Pro Installer Busbar Range for fast, compact installations\u003c\/li\u003e\n\u003cli\u003eOptimized cable access to simplify setup\u003c\/li\u003e\n\u003cli\u003eTested to UL1107 ignition protection and CE\u003c\/li\u003e\n\u003cli\u003e400A continuous \/ 600A (5 minutes) intermittent \/ 1500A (10 seconds) cranking ratings\u003c\/li\u003e\n\u003cli\u003eWaterproof to IP66\u003c\/li\u003e\n\u003cli\u003eTinned copper 3\/8\" (10mm) studs\u003c\/li\u003e\n\u003cli\u003eStainless steel washers\/nuts\u003c\/li\u003e\n\u003cli\u003eRemovable knob allows isolation during servicing\u003c\/li\u003e\n\u003cli\u003e3 removable sideplates provide protection\u003c\/li\u003e\n\u003cli\u003eIndustry standard 3.85\" x 3.85\" footprint\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine battery switching for on\/off control\u003c\/li\u003e\n\u003cli\u003e12V–48V battery system applications (per switch voltage rating where applicable)\u003c\/li\u003e\n\u003cli\u003eSurface-mount installations where an EZ-Mount style switch footprint is used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarinco Pro Installer 400A EZ-Mount On\/Off Battery Switch - MC10 (SKU: 969-770EZ)\u003c\/li\u003e\n\u003cli\u003eSwitch type: On\/Off\u003c\/li\u003e\n\u003cli\u003eCurrent ratings: 400A continuous \/ 600A for 5 minutes intermittent \/ 1500A for 10 seconds cranking\u003c\/li\u003e\n\u003cli\u003eVoltage rating: 48V DC\u003c\/li\u003e\n\u003cli\u003eIngress protection: IP66\u003c\/li\u003e\n\u003cli\u003eRegulatory\/testing: CE; tested to UL1107 ignition protection\u003c\/li\u003e\n\u003cli\u003eStuds: Tinned copper 3\/8\" (10mm)\u003c\/li\u003e\n\u003cli\u003eHardware: Stainless steel washers\/nuts\u003c\/li\u003e\n\u003cli\u003eFootprint: Industry standard 3.85\" x 3.85\"\u003c\/li\u003e\n\u003cli\u003eFeatures: Removable knob for isolation during servicing; 3 removable sideplates for protection\u003c\/li\u003e\n\u003cli\u003eEZ-Mount installation notes (from product copy): front wiring; shared interconnection height to cluster with Pro Installer Busbar Range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Ideal for clean, cluster-ready battery switch installs where you want front-access wiring and a standard 3.85\" x 3.85\" surface-mount footprint—especially when building around the Pro Installer Busbar Range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e For best results, plan cable routes before mounting (EZ-Mount is designed to optimize cable access). During service, use the removable knob for isolation, and keep sideplates in place to maintain the intended protection level. Always confirm the selected cable size\/lug stack can achieve the rated current performance and that studs\/hardware are compatible with your mating lugs.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/marisolmarine.com\/collections\/battery-switches\"\u003eBattery Switches\u003c\/a\u003e - Browse compatible battery switch options for additional switching configurations and system layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/marisolmarine.com\/collections\/switches-circuit-protection\"\u003eSwitches \u0026amp; Circuit Protection\u003c\/a\u003e - Explore related marine electrical switching and circuit protection components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51024453206052,"sku":"969-770EZ","price":140.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/69-770EZ.jpg?v=1783184028"},{"product_id":"hella-spare-key-only-for-battery-master-switch-series-2843-265-706729011","title":"Hella Spare Key Only For Battery Master Switch Series 2843","description":"\u003csection class=\"product-description\"\u003e\u003cp\u003eHella replacement spare key for Battery Master Switch series 2843—sold as the key only.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement spare key for Hella Battery Master Switch series 2843\u003c\/li\u003e\n\u003cli\u003eDesigned for the keyed master battery switch (spare key option)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003eMarine battery master switch systems using the Hella Battery Master Switch series 2843 keyed switch body\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement Key only for Battery Master Switch series 2843\u003c\/li\u003e\n\u003cli\u003eSKU: 265-706729011\u003c\/li\u003e\n\u003cli\u003eWeight: 23 GRAMS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Keep a spare key onboard for your Hella series 2843 battery master switch to avoid being locked out of switching DC power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e If your switch is not the keyed version for the 2843 series, the key may not match. If the key is missing, verify the switch series on the switch body before ordering a spare.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e\n\u003ca href=\"https:\/\/marisolmarine.com\/collections\/battery-switches\"\u003eBattery Switches\u003c\/a\u003e - Browse related battery master switches and accessories.\u003c\/li\u003e\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51037574496292,"sku":"265-706729011","price":18.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/265-002843011.jpg?v=1783569002"},{"product_id":"seachoice-battery-disconnect-switch-w-2-hole-mounting-50-11571","title":"Seachoice Battery Disconnect Switch w\/2 Hole Mounting","description":"\u003csection class=\"product-description\"\u003e\u003cp\u003eControl power to your boat’s batteries with this Seachoice keyed battery disconnect switch with 2-hole mounting. Designed with a corrosion-resistant poly housing and a key\/cover arrangement to help protect against corrosion.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCorrosion-resistant poly housing\u003c\/li\u003e\n\u003cli\u003eKey and cover help prevent corrosion\u003c\/li\u003e\n\u003cli\u003e2-hole panel mounting\u003c\/li\u003e\n\u003cli\u003eKeyed operation for added control when service or storage is needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine main battery disconnect installations\u003c\/li\u003e\n\u003cli\u003eCharging and battery circuit power control (12V systems and under-50V battery systems)\u003c\/li\u003e\n\u003cli\u003eBattery access scenarios where a keyed shutoff is desired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number \/ SKU: 50-11571\u003c\/li\u003e\n\u003cli\u003eType: Battery disconnect switch (keyed)\u003c\/li\u003e\n\u003cli\u003eMounting: 2-hole mounting\u003c\/li\u003e\n\u003cli\u003eCorrosion protection: Poly housing is rust and corrosion proof; key and cover help prevent corrosion\u003c\/li\u003e\n\u003cli\u003eElectrical rating: 200 A continuous \/ 1,000 A intermittent\u003c\/li\u003e\n\u003cli\u003eVoltage: 12 V\u003c\/li\u003e\n\u003cli\u003eWeight (from listing): 145 grams\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Use this style of keyed disconnect as a main battery shutoff for boats—especially when you want to reduce unintended power draw during storage or when servicing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e If the switch feels difficult to operate after installation, re-check cable terminations and ensure the cover fully seats over the housing when the key is removed; improper mating can expose connections to moisture and accelerate corrosion over time.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/marisolmarine.com\/collections\/battery-switches\"\u003eBattery Switches\u003c\/a\u003e - Browse the Battery Switches collection for additional disconnect\/isolator options.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/marisolmarine.com\/collections\/electrical-accessories\"\u003eElectrical \u0026amp; Accessories\u003c\/a\u003e - Browse Electrical \u0026amp; Accessories for related wiring, terminals, and power accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51127406985252,"sku":"50-11571","price":51.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/50-11571.jpg?v=1784698377"},{"product_id":"seachoice-battery-disconnect-switch-w-4-hole-mounting-50-11581","title":"Seachoice Battery Disconnect Switch w\/4 Hole Mounting","description":"\u003csection class=\"product-description\"\u003e\u003cp\u003eSeachoice Battery Disconnect Switch w\/4 Hole Mounting (SKU 50-11581) is a keyed battery cutoff designed to help prevent unwanted battery draw and provide a simple way to isolate power when your vessel isn’t in use.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-hole panel mount design for a secure installation\u003c\/li\u003e\n\u003cli\u003eKey and cover help help prevent corrosion\u003c\/li\u003e\n\u003cli\u003ePoly housing is rust and corrosion proof\u003c\/li\u003e\n\u003cli\u003eUse as a main disconnect switch to isolate battery power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMarine battery systems (boats and other watercraft)\u003c\/li\u003e\n\u003cli\u003eRV and auxiliary vehicle battery systems\u003c\/li\u003e\n\u003cli\u003eGeneral DC electrical systems that require a keyed main battery disconnect\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProduct: Seachoice Battery Disconnect Switch w\/4 Hole Mounting\u003c\/li\u003e\n\u003cli\u003eManufacturer Part\/SKU: 50-11581\u003c\/li\u003e\n\u003cli\u003eMounting: 4-hole mounting\u003c\/li\u003e\n\u003cli\u003eHousing: Poly housing (rust and corrosion proof)\u003c\/li\u003e\n\u003cli\u003eIncluded corrosion protection features: Key and cover (helps prevent corrosion)\u003c\/li\u003e\n\u003cli\u003eUse: Main disconnect switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e Ideal for wiring setups where you want a keyed, panel-mounted battery cutoff to reduce the risk of unwanted power draw when the boat or vehicle is not in use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e If corrosion is a concern, verify the switch cover and key area stay protected after installation, and double-check that your cable terminations are properly cleaned and tightened to prevent heat or intermittent connection at the battery-side wiring.\u003c\/p\u003e\n\u003ch2\u003eRelated Products \u0026amp; Accessories\u003c\/h2\u003e\n\u003cp\u003eBrowse related Flooded Lead-Acid Batteries to complete the installation.\u003c\/p\u003e\u003c\/section\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51127407181860,"sku":"50-11581","price":41.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/50-11581.jpg?v=1784698378"},{"product_id":"sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected","title":"Sierra BS11000 Battery Disconnect Switch – On\/Off, 48V, IP66, Ignition Protected","description":"\u003ch2\u003eSierra BS11000 Battery Disconnect Switch – On\/Off, 48V DC\u003c\/h2\u003e\u003cp\u003eA heavy-duty marine battery disconnect switch rated for systems up to 48V DC with 4\/0 AWG cable capacity. The BS11000 is built to a higher standard than basic battery switches — IP66 rated for dust-tight and powerful water jet protection, CE certified, and compliant with the ISO8846\/SAE J1171 ignition protection standard required for use in gasoline-engine compartments.\u003c\/p\u003e\u003cp\u003eThe glass fiber reinforced nylon enclosure is tough and corrosion-resistant, and the ergonomic knob is removable for an added level of safety and isolation when the boat is unattended or in storage. Removable windows on all four sides of the enclosure allow unobstructed wiring access from any direction, and the switch can be surface or panel mounted to suit the installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOn\/Off battery disconnect function — single battery input\u003c\/li\u003e\n\u003cli\u003eMaximum voltage: 48V DC\u003c\/li\u003e\n\u003cli\u003eCable size: 4\/0 AWG to meet ratings\u003c\/li\u003e\n\u003cli\u003eTin-plated copper battery studs (M10) — stud torque: 120 lb-in\u003c\/li\u003e\n\u003cli\u003eRemovable ergonomic knob for safety isolation\u003c\/li\u003e\n\u003cli\u003eInterchangeable knob labels for easy circuit identification\u003c\/li\u003e\n\u003cli\u003eGlass fiber reinforced nylon enclosure — corrosion-resistant\u003c\/li\u003e\n\u003cli\u003eRemovable windows on all four sides for flexible wiring access\u003c\/li\u003e\n\u003cli\u003eSurface or panel mount options\u003c\/li\u003e\n\u003cli\u003eIncludes 4× M4×35 mounting screws\u003c\/li\u003e\n\u003cli\u003eIP66 rated — dust-tight and protected against powerful water jets\u003c\/li\u003e\n\u003cli\u003eCE certified\u003c\/li\u003e\n\u003cli\u003eMeets Ignition Protection Standard ISO8846 \/ SAE J1171\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMain battery disconnect on 12V, 24V, and 48V marine electrical systems\u003c\/li\u003e\n\u003cli\u003eGasoline-engine compartments requiring ignition-protected switching\u003c\/li\u003e\n\u003cli\u003eStorage and safety isolation on powerboats, sailboats, and RIBs\u003c\/li\u003e\n\u003cli\u003eNew builds and refit projects requiring a certified battery disconnect switch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003eBlue Sea Systems Battery Switch – 2-Position, 350A (BSS-9003E)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-4-position-300a-battery-switch-bss-6007\"\u003eBlue Sea Systems 4-Position 300A Battery Switch (BSS-6007)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-700-easyfit-battery-master-switch\"\u003eBEP 700 Easyfit Battery Master Switch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-701-contour-battery-master-switch-surface-or-recessed-mount\"\u003eBEP 701 Contour Battery Master Switch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-heavy-duty-battery-switch-on-off\"\u003eBEP Heavy-Duty Battery Switch (On\/Off)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/seachoice-battery-select-switch-disconnect-isolator-cutoff-12-50v\"\u003eSeachoice Battery Select Switch – Disconnect Isolator Cutoff, 12–50V\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e The BS11000 is the right choice when you need a battery disconnect switch that meets ignition protection certification for a gasoline-engine compartment, or when IP66 weather protection is a priority for an exposed installation. The removable knob adds a meaningful safety layer for boats left unattended at a dock or in storage — removing the knob prevents accidental or unauthorized battery connection. For a 2-position (All\/Off\/1\/2) battery selector switch, see the \u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003eBlue Sea Systems BSS-9003E\u003c\/a\u003e or the \u003ca href=\"\/products\/seachoice-battery-select-switch-disconnect-isolator-cutoff-12-50v\"\u003eSeachoice Battery Select Switch\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250881069092,"sku":"11-BS11000","price":62.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/11-BS11000.jpg?v=1786511549"},{"product_id":"sierra-bs11010-battery-disconnect-switch-on-off-alternator-field-disconnect-48v-ip66","title":"Sierra BS11010 Battery Disconnect Switch – On\/Off with Alternator Field Disconnect, 48V, IP66","description":"\u003ch2\u003eSierra BS11010 Battery Disconnect Switch – On\/Off with Alternator Field Disconnect (AFD)\u003c\/h2\u003e\u003cp\u003eA heavy-duty marine battery disconnect switch with a built-in Alternator Field Disconnect (AFD) circuit — the key upgrade over a standard On\/Off battery switch. When the switch is turned off while the engine is running, the AFD disconnects the alternator field circuit before breaking the main battery connection. This prevents the voltage spike that occurs when an alternator loses its load suddenly, protecting the alternator’s diodes from damage that can cause premature failure.\u003c\/p\u003e\u003cp\u003eBeyond the AFD, the BS11010 shares the same premium platform as the BS11000: IP66 rated, CE certified, ISO8846\/SAE J1171 ignition protection compliant, glass fiber reinforced nylon enclosure, removable ergonomic knob, and flexible surface or panel mounting.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOn\/Off battery disconnect with Alternator Field Disconnect (AFD) protection\u003c\/li\u003e\n\u003cli\u003eAFD disconnects alternator field circuit before main battery connection breaks — prevents voltage spike damage to alternator diodes\u003c\/li\u003e\n\u003cli\u003eMaximum voltage: 48V DC\u003c\/li\u003e\n\u003cli\u003eCable size: 4\/0 AWG to meet ratings\u003c\/li\u003e\n\u003cli\u003eTin-plated copper battery studs (M10) — stud torque: 120 lb-in\u003c\/li\u003e\n\u003cli\u003eRemovable ergonomic knob for safety isolation\u003c\/li\u003e\n\u003cli\u003eInterchangeable knob labels for easy circuit identification\u003c\/li\u003e\n\u003cli\u003eGlass fiber reinforced nylon enclosure — corrosion-resistant\u003c\/li\u003e\n\u003cli\u003eRemovable windows on all four sides for flexible wiring access\u003c\/li\u003e\n\u003cli\u003eSurface or panel mount options\u003c\/li\u003e\n\u003cli\u003eIncludes 4× M4×35 mounting screws\u003c\/li\u003e\n\u003cli\u003eIP66 rated — dust-tight and protected against powerful water jets\u003c\/li\u003e\n\u003cli\u003eCE certified\u003c\/li\u003e\n\u003cli\u003eMeets Ignition Protection Standard ISO8846 \/ SAE J1171\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMain battery disconnect on 12V, 24V, and 48V marine electrical systems with alternators\u003c\/li\u003e\n\u003cli\u003eGasoline-engine compartments requiring ignition-protected switching\u003c\/li\u003e\n\u003cli\u003eAny installation where the battery switch may be operated while the engine is running\u003c\/li\u003e\n\u003cli\u003eNew builds and refit projects requiring certified battery disconnect with alternator protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected\"\u003eSierra BS11000 Battery Disconnect Switch – On\/Off, without AFD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003eBlue Sea Systems Battery Switch – 2-Position, 350A (BSS-9003E)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-4-position-300a-battery-switch-bss-6007\"\u003eBlue Sea Systems 4-Position 300A Battery Switch (BSS-6007)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-700-easyfit-battery-master-switch\"\u003eBEP 700 Easyfit Battery Master Switch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-701-contour-battery-master-switch-surface-or-recessed-mount\"\u003eBEP 701 Contour Battery Master Switch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/seachoice-battery-select-switch-disconnect-isolator-cutoff-12-50v\"\u003eSeachoice Battery Select Switch – Disconnect Isolator Cutoff, 12–50V\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e The BS11010 is the right switch for any installation where the battery disconnect may be operated while the engine is running — which is the case on most boats. Turning off a standard battery switch with the alternator charging can send a damaging voltage spike through the electrical system; the AFD circuit on the BS11010 prevents this by disconnecting the alternator field first. If you’re certain the switch will only ever be operated with the engine off, the \u003ca href=\"\/products\/sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected\"\u003eBS11000 without AFD\u003c\/a\u003e is a lower-cost alternative. For multi-battery selector applications, see the \u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003eBlue Sea Systems BSS-9003E\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250881101860,"sku":"11-BS11010","price":69.89,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/11-BS11010.jpg?v=1786511551"},{"product_id":"sierra-bs11020-dual-battery-selector-switch-1-2-both-off-48v-ip66-ignition-protected","title":"Sierra BS11020 Dual Battery Selector Switch – 1\/2\/Both\/Off, 48V, IP66, Ignition Protected","description":"\u003ch2\u003eSierra BS11020 Dual Battery Selector Switch – 1\/2\/Both\/Off\u003c\/h2\u003e\u003cp\u003eA 4-position dual battery selector switch for marine electrical systems with two battery banks. The four positions — Battery 1, Battery 2, Both, and Off — let you select which battery bank powers the boat, combine both banks for starting or heavy loads, or disconnect completely. This is the standard configuration for most twin-battery marine setups, where one bank is dedicated to starting and the other to house loads.\u003c\/p\u003e\u003cp\u003eBuilt on the same premium platform as the BS11000 series: IP66 rated, CE certified, ISO8846\/SAE J1171 ignition protection compliant, glass fiber reinforced nylon enclosure, removable ergonomic knob, and flexible surface or panel mounting. M8 studs accommodate the dual-battery wiring configuration.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-position selector: Battery 1 – Battery 2 – Both – Off\u003c\/li\u003e\n\u003cli\u003e2 battery inputs for dual-bank systems\u003c\/li\u003e\n\u003cli\u003eMaximum voltage: 48V DC\u003c\/li\u003e\n\u003cli\u003eCable size: 4\/0 AWG to meet ratings\u003c\/li\u003e\n\u003cli\u003eTin-plated copper battery studs (M8) — stud torque: 120 lb-in\u003c\/li\u003e\n\u003cli\u003eRemovable ergonomic knob for safety isolation\u003c\/li\u003e\n\u003cli\u003eInterchangeable knob labels for easy circuit identification\u003c\/li\u003e\n\u003cli\u003eGlass fiber reinforced nylon enclosure — corrosion-resistant\u003c\/li\u003e\n\u003cli\u003eRemovable windows on all four sides for flexible wiring access\u003c\/li\u003e\n\u003cli\u003eSurface or panel mount options\u003c\/li\u003e\n\u003cli\u003eIncludes 4× M4×35 mounting screws\u003c\/li\u003e\n\u003cli\u003eIP66 rated — dust-tight and protected against powerful water jets\u003c\/li\u003e\n\u003cli\u003eCE certified\u003c\/li\u003e\n\u003cli\u003eMeets Ignition Protection Standard ISO8846 \/ SAE J1171\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual-battery marine electrical systems with dedicated start and house banks\u003c\/li\u003e\n\u003cli\u003e12V, 24V, and 48V twin-battery configurations\u003c\/li\u003e\n\u003cli\u003eGasoline-engine compartments requiring ignition-protected switching\u003c\/li\u003e\n\u003cli\u003eNew builds and refit projects requiring a certified dual-battery selector switch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected\"\u003eSierra BS11000 Battery Disconnect Switch – On\/Off, Single Battery\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-bs11010-battery-disconnect-switch-on-off-alternator-field-disconnect-48v-ip66\"\u003eSierra BS11010 Battery Disconnect Switch – On\/Off with AFD\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-battery-switch-2pos-350a-bss-9003e\"\u003eBlue Sea Systems Battery Switch – 2-Position, 350A (BSS-9003E)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/blue-sea-systems-4-position-300a-battery-switch-bss-6007\"\u003eBlue Sea Systems 4-Position 300A Battery Switch (BSS-6007)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bep-700-easyfit-battery-master-switch\"\u003eBEP 700 Easyfit Battery Master Switch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/seachoice-battery-select-switch-disconnect-isolator-cutoff-12-50v\"\u003eSeachoice Battery Select Switch – Disconnect Isolator Cutoff, 12–50V\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e The BS11020 is the right switch for the standard twin-battery marine setup — one starting battery and one house battery — where you want to select between banks, combine them for engine starting, or disconnect completely. The Both position is particularly useful for emergency starting when the primary bank is low. The IP66 rating and ignition protection certification make it suitable for exposed helm locations and gasoline-engine compartments. If you only have a single battery bank and need a simple On\/Off disconnect, the \u003ca href=\"\/products\/sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected\"\u003eBS11000\u003c\/a\u003e is the correct fit. For a single-battery switch with alternator protection, see the \u003ca href=\"\/products\/sierra-bs11010-battery-disconnect-switch-on-off-alternator-field-disconnect-48v-ip66\"\u003eBS11010 with AFD\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250881134628,"sku":"11-BS11020","price":70.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/11-BS11020.jpg?v=1786511552"},{"product_id":"sierra-bs11030-battery-switch-1-2-both-off-with-afd-11-bs11030","title":"Sierra BS11030 Battery Switch – 1-2-Both-Off with AFD","description":"\u003ch2\u003eSierra BS11030 Battery Switch – 1-2-Both-Off with Alternator Field Disconnect\u003c\/h2\u003e\u003cp\u003eTake full control of your boat's electrical system with the Sierra BS11030 — a heavy-duty marine battery switch built for 12V to 48V DC systems. The 1-2-Both-Off selector lets you choose between two battery banks, run both simultaneously, or isolate the system entirely. The integrated Alternator Field Disconnect (AFD) protects your alternator from voltage spikes when switching under load — a critical feature for vessels with high-output charging systems.\u003c\/p\u003e\u003cp\u003eHoused in a glass fiber-reinforced nylon enclosure rated IP66 and CE certified, this switch is built to handle the marine environment. Removable windows on all four sides make wiring straightforward, and the ergonomic knob can be removed for an added layer of safety and isolation when the vessel is unattended.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaximum Voltage: 48V DC\u003c\/li\u003e\n\u003cli\u003eBattery Studs: Tin-plated copper, M8 stud size\u003c\/li\u003e\n\u003cli\u003eStud Torque: 120 lb.-in\u003c\/li\u003e\n\u003cli\u003eRecommended Cable Size: 4\/0 AWG\u003c\/li\u003e\n\u003cli\u003eBattery Inputs: 2\u003c\/li\u003e\n\u003cli\u003eSwitch Function: 1-2-Both-Off (4-position)\u003c\/li\u003e\n\u003cli\u003eEnclosure: Glass fiber-reinforced nylon, IP66 rated\u003c\/li\u003e\n\u003cli\u003eCertifications: CE certified, ISO 8846 \/ SAE J1171 Ignition Protected\u003c\/li\u003e\n\u003cli\u003eMounting: Surface or panel mount\u003c\/li\u003e\n\u003cli\u003eIncludes: (4) M4×35 mounting screws, interchangeable knob labels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePowerboats and center consoles with dual battery banks\u003c\/li\u003e\n\u003cli\u003ePontoon boats and deck boats with 12V–48V electrical systems\u003c\/li\u003e\n\u003cli\u003eVessels with high-output alternators requiring AFD protection\u003c\/li\u003e\n\u003cli\u003eAny marine application requiring ISO 8846 ignition-protected switching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003eThe BS11030 is the go-to choice when your vessel has two separate battery banks and a high-output alternator. The built-in AFD circuit prevents alternator damage when switching between banks under load — something a standard battery switch cannot do. If your boat has a single battery bank and no alternator protection requirement, consider the \u003ca href=\"\/products\/sierra-bs11000-battery-disconnect-switch-on-off-48v-ip66-ignition-protected\"\u003eSierra BS11000 On\/Off Disconnect Switch\u003c\/a\u003e instead. For a single-bank setup that still needs AFD, the \u003ca href=\"\/products\/sierra-bs11010-battery-disconnect-switch-on-off-with-alternator-field-disconnect-48v-ip66\"\u003eSierra BS11010 On\/Off with AFD\u003c\/a\u003e is the right fit. If you're running dual banks without an AFD requirement, the \u003ca href=\"\/products\/sierra-bs11020-dual-battery-selector-switch-1-2-both-off-48v-ip66-ignition-protected\"\u003eSierra BS11020 Dual Battery Selector\u003c\/a\u003e covers that application. Pair this switch with a properly rated \u003ca href=\"\/products\/sierra-fs84200-marine-rated-battery-fuse-175a-white\"\u003eSierra Marine Battery Fuse\u003c\/a\u003e on each bank for a complete, code-compliant installation.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250881167396,"sku":"11-BS11030","price":81.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/11-BS11030.jpg?v=1786511552"},{"product_id":"moeller-battery-disconnect-switch-with-key-114-04221910","title":"Moeller Battery Disconnect Switch with Key","description":"\u003ch2\u003eCut Power. Protect Your Boat.\u003c\/h2\u003e\u003cp\u003eThe Moeller Battery Disconnect Switch with Key gives you a reliable, single-point shutoff for your vessel's electrical system. Whether you're securing your boat for the season, preventing parasitic battery drain at the dock, or adding a layer of theft deterrence, this switch installs cleanly on any bulkhead and handles serious amperage without complaint.\u003c\/p\u003e\u003cp\u003eThe key-operated design means only authorized users can restore power — a simple but effective safeguard for unattended vessels. The environment-proof boot on both the key and cover shields the internals from moisture, salt spray, and UV exposure, keeping the switch functioning season after season.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e110A continuous duty rating — handles full electrical loads without overheating\u003c\/li\u003e\n\u003cli\u003e500A surge capacity at 12V for 10 seconds — withstands engine cranking loads\u003c\/li\u003e\n\u003cli\u003eKey-operated on\/off control — prevents unauthorized use and battery discharge\u003c\/li\u003e\n\u003cli\u003eEnvironment-proof boot on key and cover — resists corrosion in marine environments\u003c\/li\u003e\n\u003cli\u003eBulkhead-mount design — installs cleanly on panels, consoles, or engine compartments\u003c\/li\u003e\n\u003cli\u003eCompact footprint — fits standard marine switch cutouts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePowerboats and runabouts\u003c\/li\u003e\n\u003cli\u003eBass boats and fishing boats\u003c\/li\u003e\n\u003cli\u003ePontoon boats\u003c\/li\u003e\n\u003cli\u003eSki and wakeboard boats\u003c\/li\u003e\n\u003cli\u003eTrailered vessels stored seasonally\u003c\/li\u003e\n\u003cli\u003e12V DC marine electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e This switch is the go-to solution for boaters who want a clean, permanent battery isolation point — ideal for seasonal storage (eliminates the need to disconnect cables manually), marina slip security, and vessels with multiple electronics that draw standby power. It's particularly well-suited for installations where a keyed lockout is preferred over a simple lever-style disconnect.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation note:\u003c\/strong\u003e Designed for bulkhead mounting. Ensure your wiring gauge matches the 110A continuous rating. For boats with dual-battery setups, pair with a battery selector switch for full system control.\u003c\/p\u003e\u003cp\u003eLooking for battery storage solutions? Check out the \u003ca href=\"\/products\/moeller-042216-marine-battery-tray-with-strap-series-27-30-31\"\u003eMoeller Marine Battery Tray with Strap – Series 27\/30\/31\u003c\/a\u003e or the \u003ca href=\"\/products\/moeller-042233-marine-battery-tray-with-strap-group-24\"\u003eMoeller Marine Battery Tray with Strap – Group 24\u003c\/a\u003e.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250884640804,"sku":"114-04221910","price":61.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/114-04221910.jpg?v=1786511653"},{"product_id":"cole-hersee-880062bp-sr-series-master-disconnect-switch-12-880062bp","title":"Cole Hersee 880062BP SR Series Master Battery Disconnect Switch – 300A, IP67\/IP69K","description":"\u003ch2\u003e300A Master Disconnect — Certified for Marine Battery Box Installation\u003c\/h2\u003e\u003cp\u003eThe Cole Hersee 880062BP SR Series Master Disconnect Switch is a heavy-duty battery isolation switch built for boats, RVs, and commercial vehicles that demand serious protection. At 300A continuous and rated to 32V, it handles full electrical system loads without hesitation — and when you’re done for the day, a single turn of the knob isolates the battery completely, eliminating parasitic drain during storage.\u003c\/p\u003e\u003cp\u003eDual ingress protection ratings (IP67 and IP69K) mean this switch survives full submersion and high-pressure wash-down — a meaningful spec for bilge-adjacent or below-deck installations. It’s also ignition protected to SAE J1171 and ISO 8846, making it certified safe for installation directly in a battery box where fuel vapors may be present. The compact 3\" depth (knob face to stud end) makes it one of the more space-efficient options in its class for tight panel or battery compartment installs.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSPST master disconnect — fully isolates battery from all circuits\u003c\/li\u003e\n\u003cli\u003e300A continuous current rating at 32V DC\u003c\/li\u003e\n\u003cli\u003eIP67 and IP69K rated — submersion and high-pressure wash-down resistant\u003c\/li\u003e\n\u003cli\u003eIgnition protected to SAE J1171 and ISO 8846 — safe for battery box installation\u003c\/li\u003e\n\u003cli\u003eBlack UV-resistant plastic housing — will not corrode in salt spray or road splash\u003c\/li\u003e\n\u003cli\u003eStainless steel hardware and tin-plated copper contact\u003c\/li\u003e\n\u003cli\u003eOnly 3\" deep (knob front to stud end) — fits tight spaces behind panels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMarine battery isolation on powerboats, sailboats, and pontoons\u003c\/li\u003e\n\u003cli\u003eRV and motorhome battery disconnect\u003c\/li\u003e\n\u003cli\u003eCommercial and work vehicle battery shutoff\u003c\/li\u003e\n\u003cli\u003eBattery box installations requiring ignition-protected switches\u003c\/li\u003e\n\u003cli\u003eBelow-deck and bilge-adjacent electrical panels\u003c\/li\u003e\n\u003cli\u003eSeasonal storage battery isolation to prevent parasitic drain\u003c\/li\u003e\n\u003cli\u003e12V and 24V DC systems up to 32V\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The 880062BP is the right switch when certification matters — specifically for battery box installations where ignition protection is required by ABYC or insurance standards, or for any below-deck location that sees regular wash-down. The IP69K rating is uncommon at this price point and makes it a strong choice for working boats and commercial vessels where the electrical compartment gets hosed out regularly. The 3\" depth is also a practical advantage in cramped battery compartments where deeper switches simply won’t fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated disconnect switches:\u003c\/strong\u003e For a keyed battery disconnect with theft-deterrent lockout, see the \u003ca href=\"\/products\/moeller-battery-disconnect-switch-with-key-114-04221910\"\u003eMoeller Battery Disconnect Switch with Key\u003c\/a\u003e. For a push-pull style On\/Off switch for lighter accessory circuits, the \u003ca href=\"\/products\/cole-hersee-m606bp-push-pull-switch-pvc-coated-12-m606bp\"\u003eCole Hersee M606BP Push-Pull Switch\u003c\/a\u003e is a compact option.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250884968484,"sku":"12-880062BP","price":90.89,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/12-880062BP.jpg?v=1786511663"},{"product_id":"cole-hersee-m284bp-6-12v-battery-disconnect-swtch-12-m284bp","title":"Cole Hersee M284BP SPST Battery Disconnect Switch – 175A, Lever Style, Brass Case","description":"\u003ch2\u003eHeavy-Duty Lever Disconnect for Full Battery Isolation\u003c\/h2\u003e\u003cp\u003eThe Cole Hersee M284BP is a single-pole, lever-operated battery disconnect switch built for serious marine and vehicle electrical systems. Flip the die-cast lever to Off and the battery is fully isolated from all circuits — eliminating parasitic drain during storage and providing a fast, positive shutoff in an emergency. Flip it back to On and full power is restored instantly.\u003c\/p\u003e\u003cp\u003eRated at 175A continuous and 1000A intermittent across 6–36V DC systems, this switch handles the full electrical load of most marine applications including engine cranking surges. The solid brass case and 3\/8\" copper stud terminals are built for long-term corrosion resistance and high-current reliability. The long 3\/4\"-16 threaded stem accommodates panels up to 15\/16\" thick — more than most battery compartment panels — and the lever-style operation gives a clear, tactile on\/off indication that’s easy to confirm at a glance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSPST configuration — Single Pole, Single Throw (Off \/ On)\u003c\/li\u003e\n\u003cli\u003e175A continuous \/ 1000A intermittent current rating\u003c\/li\u003e\n\u003cli\u003eCompatible with 6–36V DC systems (12V and 24V)\u003c\/li\u003e\n\u003cli\u003eDie-cast lever for positive, tactile on\/off operation\u003c\/li\u003e\n\u003cli\u003eSolid brass case for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eTwo 3\/8\" diameter stud terminals\u003c\/li\u003e\n\u003cli\u003eLong stem: 3\/4\"-16 thread, 1-13\/32\" length\u003c\/li\u003e\n\u003cli\u003eFits panels up to 15\/16\" thick\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMarine battery isolation on powerboats, sailboats, and pontoons\u003c\/li\u003e\n\u003cli\u003eRV and motorhome battery disconnect\u003c\/li\u003e\n\u003cli\u003eSeasonal storage battery isolation to prevent parasitic drain\u003c\/li\u003e\n\u003cli\u003eEmergency battery shutoff on vessels and vehicles\u003c\/li\u003e\n\u003cli\u003e12V and 24V DC systems up to 36V\u003c\/li\u003e\n\u003cli\u003eBattery compartment and engine room installations\u003c\/li\u003e\n\u003cli\u003eHigh-current applications requiring 175A+ continuous switching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The M284BP is the right choice when you want a lever-style disconnect that’s fast to operate and easy to confirm visually — the lever position makes it immediately obvious whether the battery is isolated or live, which matters in emergency situations and during routine storage prep. The 1000A intermittent rating means it handles engine cranking loads without issue, making it suitable as a primary battery disconnect on single-engine boats and vehicles. The brass case is a meaningful durability advantage over plastic-bodied alternatives in bilge-adjacent and engine compartment locations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated disconnect switches:\u003c\/strong\u003e For a keyed disconnect with theft-deterrent lockout, see the \u003ca href=\"\/products\/moeller-battery-disconnect-switch-with-key-114-04221910\"\u003eMoeller Battery Disconnect Switch with Key\u003c\/a\u003e. For a compact knob-style disconnect with IP67\/IP69K certification, the \u003ca href=\"\/products\/cole-hersee-880062bp-sr-series-master-disconnect-switch-12-880062bp\"\u003eCole Hersee 880062BP SR Series Master Battery Disconnect Switch\u003c\/a\u003e is a strong alternative. For full dual-battery selection (1\/Both\/2\/Off), the \u003ca href=\"\/products\/dual-battery-switch-12-m750bp\"\u003eCole Hersee M750BP 4-Position Dual Battery Selector Switch\u003c\/a\u003e adds bank management capability.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250885197860,"sku":"12-M284BP","price":145.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/12-M28401BP.jpg?v=1786511670"},{"product_id":"attwood-battery-switch-12-to-50v-dc-on-off-23-142337","title":"Attwood Heavy-Duty On\/Off Battery Switch – 200A, 12–50V DC, Removable Knob","description":"\u003ch2\u003eCompact Heavy-Duty Battery Disconnect with Built-In Theft Deterrence\u003c\/h2\u003e\u003cp\u003eThe Attwood Heavy-Duty Battery Switch delivers 200A continuous and 300A intermittent switching capacity in a compact form factor — with one standout feature: the control knob is fully removable. Pull the knob off when you leave the boat and the switch can’t be operated without it, adding a simple but effective layer of theft deterrence and unauthorized-use prevention without the complexity of a keyed switch.\u003c\/p\u003e\u003cp\u003eRated for 12–50V DC systems, this switch covers 12V, 24V, and 36V marine electrical systems with room to spare. Ergonomic grip surfaces make it easy to operate even with wet hands, and the removable terminal walls simplify wiring access during installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e200A continuous \/ 300A intermittent current rating\u003c\/li\u003e\n\u003cli\u003eCompatible with 12–50V DC systems (12V, 24V, 36V)\u003c\/li\u003e\n\u003cli\u003eRemovable control knob — deters theft and unauthorized use when removed\u003c\/li\u003e\n\u003cli\u003eCompact, heavy-duty construction\u003c\/li\u003e\n\u003cli\u003eErgonomic grip surfaces for easy operation with wet hands\u003c\/li\u003e\n\u003cli\u003eRemovable terminal walls for simplified wiring access\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMarine battery isolation on powerboats, pontoons, and sailboats\u003c\/li\u003e\n\u003cli\u003eSeasonal storage battery disconnect to prevent parasitic drain\u003c\/li\u003e\n\u003cli\u003eMarina slip and trailered vessel security\u003c\/li\u003e\n\u003cli\u003e12V, 24V, and 36V DC marine electrical systems up to 50V\u003c\/li\u003e\n\u003cli\u003eRV and motorhome battery disconnect\u003c\/li\u003e\n\u003cli\u003eAny application requiring a removable-knob theft-deterrent battery switch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The Attwood battery switch is the right pick when you want theft deterrence without the hassle of a keyed switch — the removable knob is faster to operate than a key and eliminates the risk of a lost or broken key leaving you stranded. It’s particularly well-suited for trailered boats and marina slip installations where the vessel is left unattended regularly. The 12–50V rating also makes it one of the more versatile options in this class, covering 12V, 24V, and 36V systems without needing a different switch for each application.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated disconnect switches:\u003c\/strong\u003e For a keyed battery disconnect with a more traditional ignition-style lockout, see the \u003ca href=\"\/products\/moeller-battery-disconnect-switch-with-key-114-04221910\"\u003eMoeller Battery Disconnect Switch with Key\u003c\/a\u003e. For a lever-style disconnect with a brass case and 175A continuous rating, the \u003ca href=\"\/products\/cole-hersee-m284bp-6-12v-battery-disconnect-swtch-12-m284bp\"\u003eCole Hersee M284BP Battery Disconnect Switch\u003c\/a\u003e is a solid alternative. For full dual-battery selection (1\/Both\/2\/Off), the \u003ca href=\"\/products\/dual-battery-switch-12-m750bp\"\u003eCole Hersee M750BP 4-Position Dual Battery Selector Switch\u003c\/a\u003e adds bank management capability.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250885230628,"sku":"23-142337","price":71.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/23-142337.jpg?v=1786511671"},{"product_id":"hella-2843-series-50-amp-battery-master-switch-265-002843011","title":"Hella 2843 Series Keyed Battery Master Switch – Seawater-Proof, UL Listed","description":"\u003ch2\u003eKeyed Battery Isolation with Seawater-Proof Protection\u003c\/h2\u003e\u003cp\u003eThe Hella 2843 Series Battery Master Switch gives you complete battery isolation with the added security of a keyed lockout — turn the red knob to Off, pull the key, and the battery circuit is interrupted and the switch can’t be operated without the key. It’s an effective deterrent against unauthorized use and a clean solution for vessels where battery security matters as much as battery isolation.\u003c\/p\u003e\u003cp\u003eRated at 1000A at 12V and 500A at 24V (10-second intermittent), this switch handles engine cranking loads on both 12V and 24V systems. The seawater-proof housing and tin-plated contacts are built for the harshest marine environments, and UL listing confirms it meets recognized safety standards. The M10 screw terminals accept heavy-gauge cable for direct main battery cable connection, and the switch works on either the positive or negative cable depending on your installation preference.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eKeyed On\/Off operation — key removable in Off position only\u003c\/li\u003e\n\u003cli\u003e1000A at 12V \/ 500A at 24V (10-second intermittent rating)\u003c\/li\u003e\n\u003cli\u003eSeawater-proof housing\u003c\/li\u003e\n\u003cli\u003eTin-plated contacts for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eUL Listed\u003c\/li\u003e\n\u003cli\u003eM10 screw terminals — 2 terminals for direct main cable connection\u003c\/li\u003e\n\u003cli\u003eWorks on positive or negative cable\u003c\/li\u003e\n\u003cli\u003eBlack base with red knob for clear visual identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMain battery isolation on powerboats, sailboats, and pontoons\u003c\/li\u003e\n\u003cli\u003e12V and 24V DC marine electrical systems\u003c\/li\u003e\n\u003cli\u003eVessels requiring keyed battery security against unauthorized use\u003c\/li\u003e\n\u003cli\u003eMarina slip and trailered vessel theft deterrence\u003c\/li\u003e\n\u003cli\u003eEngine cranking circuit isolation\u003c\/li\u003e\n\u003cli\u003ePositive or negative main cable installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The Hella 2843 is the right switch when you want both battery isolation and key-based security in a seawater-proof package — particularly well-suited for sailboats and offshore powerboats where the switch may be exposed to spray or submersion, and for marina slip installations where unauthorized engine starts are a real concern. The M10 terminals handle heavy main cable gauges directly, and the positive-or-negative cable flexibility makes it adaptable to most existing wiring configurations without rewiring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated battery switches:\u003c\/strong\u003e For a removable-knob disconnect without key security, the \u003ca href=\"\/products\/attwood-battery-switch-12-to-50v-dc-on-off-23-142337\"\u003eAttwood Heavy-Duty On\/Off Battery Switch\u003c\/a\u003e is a compact alternative. For a lever-style disconnect with a brass case, see the \u003ca href=\"\/products\/cole-hersee-m284bp-6-12v-battery-disconnect-swtch-12-m284bp\"\u003eCole Hersee M284BP Battery Disconnect Switch\u003c\/a\u003e. For full dual-battery bank selection, the \u003ca href=\"\/products\/dual-battery-switch-12-m750bp\"\u003eCole Hersee M750BP 4-Position Dual Battery Selector Switch\u003c\/a\u003e adds 1\/Both\/2\/Off capability.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250885296164,"sku":"265-002843011","price":77.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/265-002843011_05c005b9-95e5-461b-ac50-69eed1d4b3d8.jpg?v=1786511673"},{"product_id":"blue-sea-systems-5510e-e-series-dual-circuit-battery-switch-661-5510e","title":"Blue Sea Systems 5510E e-Series Dual Circuit Battery Switch","description":"\u003cp\u003eSwitches both positive and negative lines simultaneously with one simple ON\/OFF switch meeting European and metal boat requirements for a double pole switchSwitches circuits of different voltages, such as 12 Volt and 24 Volt, simultaneously with one simple ON\/OFF switchRated for 350 amps coninuous, 525 intermittent, 1000 cranking.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888048676,"sku":"661-5510E","price":145.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-5510E.jpg?v=1786511735"},{"product_id":"blue-sea-systems-5511e-e-series-dual-circuit-plus-battery-switch-661-5511e","title":"Blue Sea Systems 5511e e-Series Dual Circuit Plus Battery Switch","description":"\u003cp\u003eSwitches two battery banks simultaneously with one ON\/OFF switch while maintaining battery bank isolation, minimizing the risk of a dead start batteryThe \"combine batteries\" function offers the ability to combine the two battery banks in the event of a low start batteryRated for 350 amps continuous, 525 intermittent, 1000 cranking.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888081444,"sku":"661-5511E","price":120.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-5511E.jpg?v=1786511736"},{"product_id":"blue-sea-6004-battery-switch-mini-on-off-w-locking-key-661-6004","title":"Blue Sea 6004 Battery Switch, Mini On\/Off w\/Locking Key","description":"\u003cp\u003e300 Ampere continuous rating for outboards and small gasoline or diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design never loosens over time.\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals.\u003c\/li\u003e\n\u003cli\u003eFeatures isolation cover with 3 removable sides.\u003c\/li\u003e\n\u003cli\u003eThis Mini switch is 2-7\/8\" x 2-7\/8\".\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 500 intermittent, 1500 cranking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888114212,"sku":"661-6004","price":59.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6004.jpg?v=1786511737"},{"product_id":"blue-sea-6005-battery-switch-mini-on-off-w-key-661-6005","title":"Blue Sea 6005 Battery Switch, Mini On\/Off w\/Key","description":"\u003cp\u003e300 Ampere continuous rating for outboards and small gasoline or diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design never loosens over time.\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals.\u003c\/li\u003e\n\u003cli\u003eFeatures isolation cover with 3 removable sides.\u003c\/li\u003e\n\u003cli\u003eThis Mini switch is 2-7\/8\" x 2-7\/8\".\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 500 intermittent, 1500 cranking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888146980,"sku":"661-6005","price":61.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6005.jpg?v=1786511738"},{"product_id":"blue-sea-6006-battery-switch-mini-on-off-w-knob-red-661-6006","title":"Blue Sea 6006 Battery Switch Mini On\/Off w\/Knob, Red","description":"\u003cp\u003e300 Ampere continuous rating for outboards and small gasoline or diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design never loosens over time.\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals.\u003c\/li\u003e\n\u003cli\u003eFeatures isolation cover with 3 removable sides.\u003c\/li\u003e\n\u003cli\u003eThis Mini switch is 2-7\/8\" x 2-7\/8\".\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 500 intermittent, 1500 cranking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888179748,"sku":"661-6006","price":61.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6006.jpg?v=1786511738"},{"product_id":"blue-sea-606200-battery-switch-mini-4-position-w-knob-black-661-6006200","title":"Blue Sea 606200 Battery Switch Mini 4-Position w\/Knob, Black","description":"\u003cp\u003e300 Ampere continuous rating for outboards and small gasoline or diesel engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne-piece tin-plated copper stud design never loosens over time.\u003c\/li\u003e\n\u003cli\u003eTerminal studs accept 3\/8\" or M10 ring terminals.\u003c\/li\u003e\n\u003cli\u003eFeatures isolation cover with 3 removable sides.\u003c\/li\u003e\n\u003cli\u003eThis Mini switch is 2-7\/8\" x 2-7\/8\".\u003c\/li\u003e\n\u003cli\u003eIgnition protected and UL Listed.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 500 intermittent, 1500 cranking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888212516,"sku":"661-6006200","price":64.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6006200.jpg?v=1786511740"},{"product_id":"blue-sea-6007-battery-switch-mini-4-position-w-knob-red-661-6007","title":"Blue Sea 6007 Battery Switch Mini 4-Position w\/Knob, Red","description":"\u003cp\u003eM-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2 or BOTH to a single load using one switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures make-before-break design.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps, 500 intermittent, 1500 cranking.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888245284,"sku":"661-6007","price":79.89,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6007.jpg?v=1786511740"},{"product_id":"blue-sea-607200-battery-switch-mini-4-position-w-knob-black-661-6007200","title":"Blue Sea 607200 Battery Switch Mini 4-Position w\/Knob, Black","description":"\u003cp\u003eM-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2 or BOTH to a single load using one switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures make-before-break design.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps, 500 intermittent, 1500 cranking.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888278052,"sku":"661-6007200","price":96.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6007_5a273730-505e-421b-a4b6-80df55a3ac8b.jpg?v=1786511740"},{"product_id":"blue-sea-6008-battery-switch-mini-3-position-w-knob-red-661-6008","title":"Blue Sea 6008 Battery Switch Mini 3-Position w\/Knob, Red","description":"\u003cp\u003eM-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures make-before-break design.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps, 500 intermittent, 1500 cranking.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888310820,"sku":"661-6008","price":119.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6008.jpg?v=1786511742"},{"product_id":"blue-sea-6010-m-series-dual-circuit-on-off-battery-switch-661-6010","title":"Blue Sea 6010 M Series Dual Circuit On-Off Battery Switch","description":"\u003cp\u003eM-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCombines battery banks for emergency starting.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 450 intermittent, 1000 cranking.Switches both banks on or off.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888343588,"sku":"661-6010","price":119.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6011.jpg?v=1786511743"},{"product_id":"blue-sea-6011-m-series-dual-circuit-plus-on-off-both-battery-switch-red-661-6011","title":"Blue Sea 6011 M Series Dual Circuit Plus On-Off-Both Battery Switch, Red","description":"\u003cp\u003eM-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple ON-OFF-BOTH switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCombines battery banks for emergency starting.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 450 intermittent, 1000 cranking.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888376356,"sku":"661-6011","price":98.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6011_46da8c70-9f20-4e8c-800a-3f9687004ccd.jpg?v=1786511743"},{"product_id":"blue-sea-6011200-m-series-dual-circuit-plus-on-off-both-battery-switch-black-661-6011200","title":"Blue Sea 6011200 M Series Dual Circuit Plus On-Off-Both Battery Switch, Black","description":"\u003cp\u003eM-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple ON-OFF-BOTH switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCombines battery banks for emergency starting.\u003c\/li\u003e\n\u003cli\u003eRated for 300 amps continuous, 450 intermittent, 1000 cranking.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888409124,"sku":"661-6011200","price":98.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-6011_3ab5dfa1-440d-47ff-9438-f42cef6f1cb1.jpg?v=1786511744"},{"product_id":"add-a-battery-dual-circuit-system-661-7650","title":"Add-A-Battery (Dual Circuit System)","description":"\u003cp\u003eSimplifies switching and automates charging for a complete two battery bank solution.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eThe package includes\u003c\/li\u003e\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888441892,"sku":"661-7650","price":405.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-7650.jpg?v=1786511745"},{"product_id":"blue-sea-systems-7700-ml-rbs-remote-battery-switch-with-manual-control-12v-dc-500a-661-7700","title":"Blue Sea Systems 7700 ML-RBS Remote Battery Switch with Manual Control - 12V DC 500A","description":"\u003cp\u003eAllows high amp switching under load from remote locations or manually, eliminating long cable runs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes remote control switch # 2145 with lockout slide to prevent accidental switching.\u003c\/li\u003e\n\u003cli\u003e12V DC coil controls circuits up to 32V DC and is rated for 500 amps continuous duty and 2500 cranking amps (10 sec.) to handle even large diesel engines.\u003c\/li\u003e\n\u003cli\u003eMagnetic latch only draws current when changing the state of switch: it draws no current in the \"ON\" or \"OFF\" states.\u003c\/li\u003e\n\u003cli\u003e3\/8\" Tin plated copper studs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51250888474660,"sku":"661-7700","price":514.79,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/661-7700_e29efca2-b9aa-4155-b2ef-651ccbec2cd4.jpg?v=1786511747"},{"product_id":"blue-sea-systems-7702-ml-rbs-remote-battery-switch-with-manual-control-24v-dc-500a-661-7702","title":"Blue Sea Systems 7702 ML-RBS Remote Battery Switch with Manual Control - 24V DC 500A","description":"\u003cp\u003eAllows high amp switching under load from remote locations or manually, eliminating long cable runs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes remote control switch # 2145 with lockout slide to prevent accidental switching.\u003c\/li\u003e\n\u003cli\u003e24V DC coil controls circuits up to 32V DC and is rated for 500 amps continuous duty and 2500 cranking amps (10 sec.) to handle even large diesel engines.\u003c\/li\u003e\n\u003cli\u003eMagnetic latch only draws current when changing the state of switch: it 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