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Over 50 years of Trusted Marine Service

Battery Switches

Marine battery switches for battery-bank selection and isolation. Match circuit ratings and installation requirements.

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Blue Sea Systems 9001e e-Series 4 Position Selector Battery Switch

Original price $95.49 - Original price $95.49
Original price
$95.49
$95.49 - $95.49
Current price $95.49
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350 Ampere continuous rating for inboard gasoline and diesel engines. One-piece tin-plated copper stud design never loosens over time. Terminal stu...

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Original price $95.49 - Original price $95.49
Original price
$95.49
$95.49 - $95.49
Current price $95.49
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Mini Add-A-Battery

Original price $300.49 - Original price $300.49
Original price
$300.49
$300.49 - $300.49
Current price $300.49
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The Add-A-Battery includes a Dual Circuit Plus™ Battery Switch and an automatic charging relay. These components simplify switching and automate ch...

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Original price $300.49 - Original price $300.49
Original price
$300.49
$300.49 - $300.49
Current price $300.49
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Blue Sea 7902 Battery Switch Icon Label Kit

Original price $16.59 - Original price $16.59
Original price
$16.59
$16.59 - $16.59
Current price $16.59
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18 icon labels for battery switches Use to identify circuits Examples: Battery, Bow Thruster, Chassis, Engine, House Compatible with all m-Serie, ...

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Original price $16.59 - Original price $16.59
Original price
$16.59
$16.59 - $16.59
Current price $16.59
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Blue Sea Systems 7702 ML-RBS Remote Battery Switch with Manual Control - 24V DC 500A

Original price $557.89 - Original price $557.89
Original price
$557.89
$557.89 - $557.89
Current price $557.89
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Allows high amp switching under load from remote locations or manually, eliminating long cable runs. Includes remote control switch # 2145 with loc...

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Original price $557.89 - Original price $557.89
Original price
$557.89
$557.89 - $557.89
Current price $557.89
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Blue Sea Systems 7700 ML-RBS Remote Battery Switch with Manual Control - 12V DC 500A

Original price $514.79 - Original price $514.79
Original price
$514.79
$514.79 - $514.79
Current price $514.79
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Allows high amp switching under load from remote locations or manually, eliminating long cable runs. Includes remote control switch # 2145 with loc...

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Original price $514.79 - Original price $514.79
Original price
$514.79
$514.79 - $514.79
Current price $514.79
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Add-A-Battery (Dual Circuit System)

Original price $405.59 - Original price $405.59
Original price
$405.59
$405.59 - $405.59
Current price $405.59
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Simplifies switching and automates charging for a complete two battery bank solution.The package includes

Original price $405.59 - Original price $405.59
Original price
$405.59
$405.59 - $405.59
Current price $405.59
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Blue Sea 6011200 M Series Dual Circuit Plus On-Off-Both Battery Switch, Black

Original price $98.39 - Original price $98.39
Original price
$98.39
$98.39 - $98.39
Current price $98.39
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M-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple ON-OFF-BOTH switch. Combines battery banks ...

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Original price $98.39 - Original price $98.39
Original price
$98.39
$98.39 - $98.39
Current price $98.39
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Blue Sea 6011 M Series Dual Circuit Plus On-Off-Both Battery Switch, Red

Original price $98.39 - Original price $98.39
Original price
$98.39
$98.39 - $98.39
Current price $98.39
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M-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple ON-OFF-BOTH switch. Combines battery banks ...

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Original price $98.39 - Original price $98.39
Original price
$98.39
$98.39 - $98.39
Current price $98.39
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Blue Sea 6010 M Series Dual Circuit On-Off Battery Switch

Original price $119.29 - Original price $119.29
Original price
$119.29
$119.29 - $119.29
Current price $119.29
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M-Series Dual Circuit PlusTM™ (Mini) simultaneously switches two isolated battery banks with one simple switch. Combines battery banks for emergenc...

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Original price $119.29 - Original price $119.29
Original price
$119.29
$119.29 - $119.29
Current price $119.29
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Blue Sea 6008 Battery Switch Mini 3-Position w/Knob, Red

Original price $119.29 - Original price $119.29
Original price
$119.29
$119.29 - $119.29
Current price $119.29
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M-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2. Features make-before-break design. Rated for 300 amps, 500 inter...

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Original price $119.29 - Original price $119.29
Original price
$119.29
$119.29 - $119.29
Current price $119.29
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Blue Sea 607200 Battery Switch Mini 4-Position w/Knob, Black

Original price $96.49 - Original price $96.49
Original price
$96.49
$96.49 - $96.49
Current price $96.49
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M-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2 or BOTH to a single load using one switch. Features make-before-b...

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Original price $96.49 - Original price $96.49
Original price
$96.49
$96.49 - $96.49
Current price $96.49
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Blue Sea 6007 Battery Switch Mini 4-Position w/Knob, Red

Original price $79.89 - Original price $79.89
Original price
$79.89
$79.89 - $79.89
Current price $79.89
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M-Series Selector Battery Switch (Mini) switches battery bank 1 or battery bank 2 or BOTH to a single load using one switch. Features make-before-b...

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Original price $79.89 - Original price $79.89
Original price
$79.89
$79.89 - $79.89
Current price $79.89
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Blue Sea 606200 Battery Switch Mini 4-Position w/Knob, Black

Original price $64.49 - Original price $64.49
Original price
$64.49
$64.49 - $64.49
Current price $64.49
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300 Ampere continuous rating for outboards and small gasoline or diesel engines. One-piece tin-plated copper stud design never loosens over time. T...

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Original price $64.49 - Original price $64.49
Original price
$64.49
$64.49 - $64.49
Current price $64.49
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Blue Sea 6006 Battery Switch Mini On/Off w/Knob, Red

Original price $61.39 - Original price $61.39
Original price
$61.39
$61.39 - $61.39
Current price $61.39
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300 Ampere continuous rating for outboards and small gasoline or diesel engines. One-piece tin-plated copper stud design never loosens over time. T...

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Original price $61.39 - Original price $61.39
Original price
$61.39
$61.39 - $61.39
Current price $61.39
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Blue Sea 6005 Battery Switch, Mini On/Off w/Key

Original price $61.39 - Original price $61.39
Original price
$61.39
$61.39 - $61.39
Current price $61.39
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300 Ampere continuous rating for outboards and small gasoline or diesel engines. One-piece tin-plated copper stud design never loosens over time. T...

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Original price $61.39 - Original price $61.39
Original price
$61.39
$61.39 - $61.39
Current price $61.39
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Blue Sea 6004 Battery Switch, Mini On/Off w/Locking Key

Original price $59.49 - Original price $59.49
Original price
$59.49
$59.49 - $59.49
Current price $59.49
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300 Ampere continuous rating for outboards and small gasoline or diesel engines. One-piece tin-plated copper stud design never loosens over time. T...

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Original price $59.49 - Original price $59.49
Original price
$59.49
$59.49 - $59.49
Current price $59.49
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Blue Sea Systems 5511e e-Series Dual Circuit Plus Battery Switch

Original price $120.29 - Original price $120.29
Original price
$120.29
$120.29 - $120.29
Current price $120.29
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Switches two battery banks simultaneously with one ON/OFF switch while maintaining battery bank isolation, minimizing the risk of a dead start batt...

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Original price $120.29 - Original price $120.29
Original price
$120.29
$120.29 - $120.29
Current price $120.29
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Blue Sea Systems 5510E e-Series Dual Circuit Battery Switch

Original price $145.59 - Original price $145.59
Original price
$145.59
$145.59 - $145.59
Current price $145.59
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Switches both positive and negative lines simultaneously with one simple ON/OFF switch meeting European and metal boat requirements for a double po...

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Original price $145.59 - Original price $145.59
Original price
$145.59
$145.59 - $145.59
Current price $145.59
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Hella 2843 Series Keyed Battery Master Switch – Seawater-Proof, UL Listed

Original price $77.59 - Original price $77.59
Original price
$77.59
$77.59 - $77.59
Current price $77.59
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Keyed Battery Isolation with Seawater-Proof ProtectionThe Hella 2843 Series Battery Master Switch gives you complete battery isolation with the add...

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Original price $77.59 - Original price $77.59
Original price
$77.59
$77.59 - $77.59
Current price $77.59
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Attwood Heavy-Duty On/Off Battery Switch – 200A, 12–50V DC, Removable Knob

Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99
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Compact Heavy-Duty Battery Disconnect with Built-In Theft DeterrenceThe Attwood Heavy-Duty Battery Switch delivers 200A continuous and 300A intermi...

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Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99
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Cole Hersee M284BP SPST Battery Disconnect Switch – 175A, Lever Style, Brass Case

Original price $145.29 - Original price $145.29
Original price
$145.29
$145.29 - $145.29
Current price $145.29
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Heavy-Duty Lever Disconnect for Full Battery IsolationThe Cole Hersee M284BP is a single-pole, lever-operated battery disconnect switch built for s...

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Original price $145.29 - Original price $145.29
Original price
$145.29
$145.29 - $145.29
Current price $145.29
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Moeller Battery Disconnect Switch with Key

Original price $61.69 - Original price $61.69
Original price
$61.69
$61.69 - $61.69
Current price $61.69
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Cut Power. Protect Your Boat.The Moeller Battery Disconnect Switch with Key gives you a reliable, single-point shutoff for your vessel's electrical...

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Original price $61.69 - Original price $61.69
Original price
$61.69
$61.69 - $61.69
Current price $61.69
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Sierra BS11030 Battery Switch – 1-2-Both-Off with AFD

Original price $81.69 - Original price $81.69
Original price
$81.69
$81.69 - $81.69
Current price $81.69
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Sierra BS11030 Battery Switch – 1-2-Both-Off with Alternator Field DisconnectTake full control of your boat's electrical system with the Sierra BS1...

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Original price $81.69 - Original price $81.69
Original price
$81.69
$81.69 - $81.69
Current price $81.69
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Sierra BS11020 Dual Battery Selector Switch – 1/2/Both/Off, 48V, IP66, Ignition Protected

Original price $70.49 - Original price $70.49
Original price
$70.49
$70.49 - $70.49
Current price $70.49
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Sierra BS11020 Dual Battery Selector Switch – 1/2/Both/OffA 4-position dual battery selector switch for marine electrical systems with two battery ...

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Original price $70.49 - Original price $70.49
Original price
$70.49
$70.49 - $70.49
Current price $70.49
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Sierra BS11010 Battery Disconnect Switch – On/Off with Alternator Field Disconnect, 48V, IP66

Original price $69.89 - Original price $69.89
Original price
$69.89
$69.89 - $69.89
Current price $69.89
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Sierra BS11010 Battery Disconnect Switch – On/Off with Alternator Field Disconnect (AFD)A heavy-duty marine battery disconnect switch with a built-...

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Original price $69.89 - Original price $69.89
Original price
$69.89
$69.89 - $69.89
Current price $69.89
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Sierra BS11000 Battery Disconnect Switch – On/Off, 48V, IP66, Ignition Protected

Original price $62.59 - Original price $62.59
Original price
$62.59
$62.59 - $62.59
Current price $62.59
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Sierra BS11000 Battery Disconnect Switch – On/Off, 48V DCA heavy-duty marine battery disconnect switch rated for systems up to 48V DC with 4/0 AWG ...

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Original price $62.59 - Original price $62.59
Original price
$62.59
$62.59 - $62.59
Current price $62.59
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Seachoice Battery Disconnect Switch w/4 Hole Mounting

Original price $41.99 - Original price $41.99
Original price
$41.99
$41.99 - $41.99
Current price $41.99
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Seachoice Battery Disconnect Switch w/4 Hole Mounting (SKU 50-11581) is a keyed battery cutoff designed to help prevent unwanted battery draw and p...

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Original price $41.99 - Original price $41.99
Original price
$41.99
$41.99 - $41.99
Current price $41.99
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Seachoice Battery Disconnect Switch w/2 Hole Mounting

Original price $51.99 - Original price $51.99
Original price
$51.99
$51.99 - $51.99
Current price $51.99
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Control power to your boat’s batteries with this Seachoice keyed battery disconnect switch with 2-hole mounting. Designed with a corrosion-resistan...

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Original price $51.99 - Original price $51.99
Original price
$51.99
$51.99 - $51.99
Current price $51.99
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Hella Spare Key Only For Battery Master Switch Series 2843

Original price $18.39 - Original price $18.39
Original price
$18.39
$18.39 - $18.39
Current price $18.39
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Hella replacement spare key for Battery Master Switch series 2843—sold as the key only. Key Features Replacement spare key for Hella Battery Maste...

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Original price $18.39 - Original price $18.39
Original price
$18.39
$18.39 - $18.39
Current price $18.39
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Marinco Pro Installer 400A EZ-Mount On/Off Battery Switch - MC10

Original price $140.49 - Original price $140.49
Original price
$140.49
$140.49 - $140.49
Current price $140.49
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The Marinco Pro Installer 400A EZ-Mount On/Off Battery Switch (MC10) is built for fast, compact marine battery installations with front-access wiri...

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Original price $140.49 - Original price $140.49
Original price
$140.49
$140.49 - $140.49
Current price $140.49
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BEP 701PM Contour Panel Mounted Manual Battery Master Switch

Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99
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2 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 featu...

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Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99
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Blue Sea Systems 9004e e-Series On-Off Battery Switch With Alternator Field Disconnect

Original price $125.49 - Original price $125.49
Original price
$125.49
$125.49 - $125.49
Current price $125.49
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350 Ampere continuous rating for inboard gasoline and diesel engines. One-piece tin-plated copper stud design never loosens over time. Terminal stu...

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Original price $125.49 - Original price $125.49
Original price
$125.49
$125.49 - $125.49
Current price $125.49
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Blue Sea Systems 9002e e-Series 4 Position Selector Battery Switch With Alternator Field Disconnect

Original price $129.09 - Original price $129.09
Original price
$129.09
$129.09 - $129.09
Current price $129.09
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Overview <p>9002e e-Series 4 Position Selector Battery Switch With Alternator Field Disconnect</p><p>High-current battery switch ...

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Original price $129.09 - Original price $129.09
Original price
$129.09
$129.09 - $129.09
Current price $129.09
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Blue Sea Systems 3002 HD-Series Heavy Duty 4 Position Selector Battery Switch

Original price $276.99 - Original price $276.99
Original price
$276.99
$276.99 - $276.99
Current price $276.99
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Overview Blue Sea Systems 3002 HD-Series Heavy Duty 4 Position Selector Battery Switch Key Features 4-Position HD-Series selector battery switch U...

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Original price $276.99 - Original price $276.99
Original price
$276.99
$276.99 - $276.99
Current price $276.99
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Blue Sea Systems HD-Series Heavy Duty On-Off Battery Switch With AFD

Original price $252.19 - Original price $252.19
Original price
$252.19
$252.19 - $252.19
Current price $252.19
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Overview HD-Series Heavy Duty On-Off Battery Switch With AFD delivers robust, high-current switching for demanding electrical systems. It features ...

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Original price $252.19 - Original price $252.19
Original price
$252.19
$252.19 - $252.19
Current price $252.19
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Perko Heavy Duty Battery Switch - Bat Switch 250A 2POS W/fd | 9603-DP

Original price $153.61 - Original price $153.61
Original price
$153.61
$153.61 - $153.61
Current price $153.61
In stock

Heavy Duty Battery SwitchBat Switch 250A 2POS W/fd Ignition protected, on-off type, available with key lock option for extra theft protection Alte...

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Original price $153.61 - Original price $153.61
Original price
$153.61
$153.61 - $153.61
Current price $153.61

Blue Sea Systems Battery Switch 2pos 350A - BSS-9003E

Original price $87.34 - Original price $87.34
Original price
$87.34
$87.34 - $87.34
Current price $87.34
In stock

Blue 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 wi...

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Original price $87.34 - Original price $87.34
Original price
$87.34
$87.34 - $87.34
Current price $87.34

Blue Sea Systems Battery Switch 4pos 350A - BSS-9001E

Original price $93.40 - Original price $93.40
Original price
$93.40
$93.40 - $93.40
Current price $93.40
In stock

Overview 4-position marine battery switch rated at 350A continuous, designed for reliable DC circuit control and flexible bank selection in dual-ba...

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Original price $93.40 - Original price $93.40
Original price
$93.40
$93.40 - $93.40
Current price $93.40

BEP 700 Easyfit Battery Master Switch

Original price $71.49 - Original price $71.49
Original price
$71.49
$71.49 - $71.49
Current price $71.49
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Easy Installation, Reliable DisconnectThe BEP 700 Easyfit Battery Master Switch delivers the same trusted On/Off performance as the BEP 701 Contour...

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Original price $71.49 - Original price $71.49
Original price
$71.49
$71.49 - $71.49
Current price $71.49
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BEP 701 Contour Battery Master Switch — Surface or Recessed Mount

Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
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Take Full Control of Your Boat's PowerThe BEP 701 Contour Battery Master Switch is a compact, panel-ready On/Off switch built for marine electrical...

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Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
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Blue Sea Systems Battery Switch - Bat Swtch M-ser 2POS Lock 30A | 6004

Original price $65.25 - Original price $65.25
Original price
$65.25
$65.25 - $65.25
Current price $65.25
In stock

Battery SwitchBat Swtch M-ser 2POS Lock 30A 300 Amps continuous rating for outboards and small gasoline or diesel engines Tin-plated copper studs ...

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Original price $65.25 - Original price $65.25
Original price
$65.25
$65.25 - $65.25
Current price $65.25

Blue Sea Systems Accessories And Parts Return To Product - Bat Switch 4POS 300A | 6007

Original price $78.61 - Original price $78.61
Original price
$78.61
$78.61 - $78.61
Current price $78.61
In stock

Accessories And Parts Return To ProductBat Switch 4POS 300A Battery switch ICON label kit 18 icon labels for battery switches, use to identify cir...

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Original price $78.61 - Original price $78.61
Original price
$78.61
$78.61 - $78.61
Current price $78.61

Blue Sea Systems Battery Management Panel - Panel DC Batt Mngmnt E-2 Dual | 8693

Original price $915.04 - Original price $915.04
Original price
$915.04
$915.04 - $915.04
Current price $915.04
In stock

Battery Management PanelPanel DC Batt Mngmnt E-2 Dual Includes [2] e-Series, Dual Circuit Plus Battery Switches (5511e) Designed for twin engine c...

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Original price $915.04 - Original price $915.04
Original price
$915.04
$915.04 - $915.04
Current price $915.04

Blue Sea Systems Battery Distribution - 2 Bat Panel 100A E-switch | 8690

Original price $685.15 - Original price $685.15
Original price
$685.15
$685.15 - $685.15
Current price $685.15
In stock

Battery Distribution2 Bat Panel 100A E-switch m-Series (mini) dual circuit plus battery switches DC main circuit protection and 24 hr. circuits ...

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Original price $685.15 - Original price $685.15
Original price
$685.15
$685.15 - $685.15
Current price $685.15

Blue Sea Systems 2 Bat Panel 100A 2 M-switch | 8080

Original price $464.19 - Original price $464.19
Original price
$464.19
$464.19 - $464.19
Current price $464.19
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2 Bat Panel 100A 2 M-switchDual Battery Bank Management Panel Battery switches combined with DC distribution offers control for two battery banks....

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Original price $464.19 - Original price $464.19
Original price
$464.19
$464.19 - $464.19
Current price $464.19
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BEP Heavy Duty Battery Selector Switch 720 On/Off 2-Poles (BEP 720)

Original price $204.17 - Original price $204.17
Original price
$204.17
$204.17 - $204.17
Current price $204.17
In stock

BEP Heavy Duty Battery Selector Switch. Can be recessed or surface mounted. Uses self cleaning sliding contacts. Ignition protected. Lockable. Tinn...

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Original price $204.17 - Original price $204.17
Original price
$204.17
$204.17 - $204.17
Current price $204.17

BEP Heavy Duty Battery Selector Switch 721 Battery 1-2 Both Off (BEP 721)

Original price $154.51 - Original price $154.51
Original price
$154.51
$154.51 - $154.51
Current price $154.51
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BEP Heavy Duty Battery Selector Switch. Can be recessed or surface mounted. Uses self cleaning sliding contacts. Ignition protected. Lockable. Tinn...

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Original price $154.51 - Original price $154.51
Original price
$154.51
$154.51 - $154.51
Current price $154.51
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Perko Battery Switches - Bat Switch 4POS 250A W/fd+key | 8504-DP

Original price $156.20 - Original price $156.20
Original price
$156.20
$156.20 - $156.20
Current price $156.20
In stock

Battery SwitchesBat Switch 4POS 250A W/fd+keyFor use with two or more batteries, for single or dual engine systems. Switches offer options such as ...

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Original price $156.20 - Original price $156.20
Original price
$156.20
$156.20 - $156.20
Current price $156.20