Switches & Circuit Protection
Marine Electrical
Switches, Circuit Protection & Battery Control
Shop marine switches, breakers, selector switches, solenoids, relays, labels, and electrical control parts for safe DC and AC systems aboard boats.
Match the Part to the Circuit
Check voltage, amperage, ignition protection, mounting style, terminal type, panel cutout, waterproof rating, and whether the circuit is DC or AC. For starter, charging, and battery-control parts, matching the original part number or wiring layout is the safest path.
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Volvo Penta Starter Switch | 3587071
Ignition/Starter Switch: The main control unit, which serves as a replacement for the older part number 888001. Two Keys: Each switch and key set ...
View full detailsMercury Quicksilver 8M0235190 Trim Switch – Mercury Outboard & MerCruiser
Mercury Quicksilver Trim Switch – Mercury Outboard & MerCruiser Part Number: 8M0235190 (prefix: 87-8M0235190) Brand: Mercury Marine / Quicksilv...
View full detailsSierra PC51070 NMEA 2000 Power T Cable | 3 ft
Sierra PC51070 NMEA 2000 Power T Cable — 3 ftThe Sierra PC51070 is a 3 ft NMEA 2000 Power T Cable used to connect a 12V DC power source to an NMEA ...
View full detailsSierra PC51030 NMEA 2000 Micro-C Extension Cable | 12 ft
Sierra PC51030 NMEA 2000 Micro-C Extension Cable — 12 ftThe Sierra PC51030 is a 12 ft Micro-C extension cable designed to extend an NMEA 2000 netwo...
View full detailsSierra PC51020 NMEA 2000 Micro-C Extension Cable | 6 ft
Sierra PC51020 NMEA 2000 Micro-C Extension Cable — 6 ftThe Sierra PC51020 is a 6 ft Micro-C extension cable designed to extend or connect devices o...
View full detailsSierra PC51010 NMEA 2000 Micro-C Extension Cable | 3 ft
Sierra PC51010 NMEA 2000 Micro-C Extension Cable — 3 ftThe Sierra PC51010 is a 3 ft Micro-C extension cable designed to extend or connect devices o...
View full detailsSierra PC51000 NMEA 2000 Micro-C Extension Cable | 2 ft
Sierra PC51000 NMEA 2000 Micro-C Extension Cable — 2 ftThe Sierra PC51000 is a 2 ft Micro-C extension cable designed to extend or connect devices o...
View full detailsSeachoice 16131 Chrome-Plated Brass Clam Shell Vent | 2" x 2-3/32" x 19/32"
Seachoice 16131 Chrome-Plated Brass Clam Shell VentThe Seachoice 16131 is a mid-size chrome-plated brass clam shell vent designed for hull-side or ...
View full detailsSeachoice 16101 Chrome-Plated Brass Clam Shell Vent | 1-5/16" x 1-1/2" x 15/32"
Seachoice 16101 Chrome-Plated Brass Clam Shell VentThe Seachoice 16101 is a compact chrome-plated brass clam shell vent designed for hull-side or d...
View full detailsSeachoice 19811 PL-259 VHF Connector with UG-175 Adapter | Chrome Brass | For RG-58U
Seachoice 19811 PL-259 VHF Connector with UG-175 AdapterThe Seachoice 19811 is a convenient combo kit that includes a PL-259 male VHF connector and...
View full detailsBlue Sea Systems ATO/ATC Fuse Block 6 Circuit with Ground – BSS-5025
Blue Sea Systems ATO/ATC Fuse Block 6 Circuit with Ground – BSS-5025 The BSS-5025 is a 6-circuit ATO/ATC blade fuse block with an integrated groun...
View full detailsBlue Sea Systems Panel Mount Cap Fuse Holder – BSS-5022
Blue Sea Systems Panel Mount Cap Fuse Holder – BSS-5022 The BSS-5022 is a panel-mount cap fuse holder designed for marine electrical systems. It p...
View full detailsBlue Sea Systems MEGA Fuse 200A – BSS-5105
Blue Sea Systems MEGA Fuse 200A — BSS-5105 Brand: Blue Sea Systems Part Number: BSS-5105 Official Product Type: MEGA Blade Fuse Amperage Rating: 2...
View full detailsBlue Sea Systems Power Post 1/4" Stud – BSS-2011
Blue Sea Systems Power Post – 1/4" Stud (BSS-2011) The BSS-2011 is a compact single-stud terminal post built for marine DC electrical systems. Its...
View full detailsSea-Dog Dual USB Rocker Switch Power Socket 12–24V – 426520
Sea-Dog Dual USB Rocker Switch Power Socket 12–24V — 426520 Brand: Sea-Dog Part Number: 426520 Official Product Type: Dual USB Rocker Switch Power...
View full detailsBlue Sea Systems Power Post 3/8” Stud – BSS-2003
Blue Sea Systems Power Post 3/8” Stud — BSS-2003 Brand: Blue Sea Systems Part Number: BSS-2003 Official Product Type: Power Post / Terminal Post S...
View full detailsBlue Sea Systems MAXI Fuse Holder Inline 30–80A – BSS-5068
Blue Sea Systems MAXI Fuse Holder Inline 30–80A — BSS-5068 Brand: Blue Sea Systems Part Number: BSS-5068 Official Product Type: Inline MAXI Fuse H...
View full detailsBlue Sea Systems Clear Waterproof Push Button Reset Boot – BSS-4135 (2-Pack)
Blue Sea Systems Clear Waterproof Push Button Reset Boot — BSS-4135 (2-Pack) Brand: Blue Sea Systems Part Number: BSS-4135 Official Product Type: ...
View full detailsBlue Sea Systems PowerBar 1000 Busbar with Cover – 12 x 3/8” Studs – BSS-1991
Blue Sea Systems PowerBar 1000 Busbar with Cover — BSS-1991 Brand: Blue Sea Systems Part Number: BSS-1991 Official Product Type: High-Current DC B...
View full detailsBlue Sea Systems Terminal Block Cover for #2302 – BSS-2716
Blue Sea Systems Terminal Block Cover for #2302 — BSS-2716 Brand: Blue Sea Systems Part Number: BSS-2716 Official Product Type: Terminal Block Cov...
View full detailsBlue Sea Systems PowerBar 1000 Busbar with Cover – 8 x 3/8” Studs – BSS-1990
Blue Sea Systems PowerBar 1000 Busbar with Cover — BSS-1990 Brand: Blue Sea Systems Part Number: BSS-1990 Official Product Type: High-Current DC B...
View full detailsBlue Sea Systems Terminal Block Cover for #2301/#2302 – BLU2715
Blue Sea Systems Terminal Block Cover for #2301/#2302 — BLU2715 Brand: Blue Sea Systems Part Number: BLU2715 Official Product Type: Terminal Block...
View full detailsSeachoice 19781 RG-58U White Coaxial Antenna Cable Assembly | 5 ft | PL-259 Both Ends
Seachoice 19781 RG-58U Coaxial Antenna Cable Assembly — 5 ftThe Seachoice 19781 is a ready-to-install 5 ft RG-58U coaxial antenna cable assembly, p...
View full detailsSeachoice 19771 RG-58U White Coaxial Antenna Cable Assembly | 20 ft | PL-259 Both Ends
Seachoice 19771 RG-58U Coaxial Antenna Cable Assembly — 20 ftThe Seachoice 19771 is a ready-to-install 20 ft RG-58U coaxial antenna cable assembly,...
View full detailsSeachoice 19761 RG-58U White Coaxial Antenna Cable Assembly | 10 ft | PL-259 Both Ends
Seachoice 19761 RG-58U Coaxial Antenna Cable Assembly — 10 ftThe Seachoice 19761 is a ready-to-install 10 ft RG-58U coaxial antenna cable assembly,...
View full detailsSeachoice 19961 UG-175 Coaxial Reducer Adapter | Silver-Plated | For RG-58/L-195 & PL-259
Seachoice 19961 UG-175 Coaxial Reducer Adapter — Silver-PlatedThe Seachoice 19961 is a silver-plated UG-175 reducer adapter designed for terminatin...
View full detailsSeachoice 19851 PL-258 Double Female Barrel Connector | Joins Two PL-259 Plugs | VHF Antenna
Seachoice 19851 PL-258 Double Female Barrel ConnectorThe Seachoice 19851 is a PL-258 double female barrel connector that joins two PL-259 male plug...
View full detailsSeachoice 19851 PL-258 Double Female Barrel Connector | Joins Two PL-259 Plugs | VHF Antenna
Seachoice 19851 PL-258 Double Female Barrel ConnectorThe Seachoice 19851 is a PL-258 double female barrel connector that joins two PL-259 male plug...
View full detailsSeachoice 19831 UG-175 Coaxial Reducer Adapter | Chrome Brass | For RG-58U & PL-259
Seachoice 19831 UG-175 Coaxial Reducer AdapterThe Seachoice 19831 is a UG-175 reducer adapter designed to be used with a PL-259 connector shell whe...
View full detailsSeachoice 19821 PL-259 VHF Coaxial Connector | Chrome-Plated Brass | Fits RG-58U
Seachoice 19821 PL-259 VHF Coaxial ConnectorThe Seachoice 19821 is a PL-259 male coaxial connector designed for terminating RG-58U coaxial cable on...
View full detailsSeachoice 16251 Plastic Wire Cover | Black | Covers Holes to 1-1/4" | Pack of 2
Seachoice 16251 Plastic Wire Cover — Black, Pack of 2The Seachoice 16251 wire cover provides a clean, finished look over wire pass-through holes on...
View full detailsSeachoice 16151 Stainless Steel Clam Shell Vent | 2-5/32" x 2-1/8" x 15/32"
Seachoice 16151 Stainless Steel Clam Shell VentThe Seachoice 16151 is a mid-size stainless steel clam shell vent built for hull-side or deck ventil...
View full detailsSeachoice 16141 Stainless Steel Clam Shell Vent | 1-21/32" x 1-3/4" x 7/16"
Seachoice 16141 Stainless Steel Clam Shell VentThe Seachoice 16141 is a compact stainless steel clam shell vent designed for hull-side or deck vent...
View full detailsSeachoice 17991 Watertight Cable Thru-Hull Fitting | White | 9/32" Slot | 1-1/2" Flange
Seachoice 17991 Watertight Cable Thru-Hull FittingThe Seachoice 17991 combines the wider 9/32" slot of the larger thru-hull range with a white fini...
View full detailsSeachoice 17971 Watertight Cable Thru-Hull Fitting | Black | 9/32" Slot | 1-1/2" Flange
Seachoice 17971 Watertight Cable Thru-Hull FittingThe Seachoice 17971 is the larger-slot version of the popular Seachoice cable thru-hull range, de...
View full detailsSeachoice 17921 Watertight Cable Thru-Hull Fitting | White | 1/4" Slot | 1-1/4" Flange
Seachoice 17921 Watertight Cable Thru-Hull FittingThe Seachoice 17921 is a self-attaching, watertight thru-hull fitting designed to route electrica...
View full detailsSeachoice 17901 Watertight Cable Thru-Hull Fitting | Black | 1/4" Slot | 1-1/4" Flange
Seachoice 17901 Watertight Cable Thru-Hull FittingThe Seachoice 17901 is a self-attaching, watertight thru-hull fitting designed to route electrica...
View full detailsMercury MerCruiser Switch Assembly 88031 | OEM Electrical Control
Mercury MerCruiser Switch Assembly 88031 Part Number: 88031 | Also listed as: 87-88031 Brand: Mercury / MerCruiser / Quicksilver Official Product...
View full detailsBEP 1002201 Motor Reversing Solenoid, 75A
Two solenoids in one saves money and simplifies wiring. Provides braking dynamic capability for permanent magnet motors when coils are not energize...
View full detailsBEP 1002102 Dimmer Switch w/2" Wire Leads, 7A @ 12V
Controls incandescent light intensity from dim to bright. Not meant for LED lights. Nominal voltage 12V DC 7/16" mounting hole, fits panels 1/4" th...
View full detailsBEP 1002025 Chrome Plated Toggle Switch, Off-On, SPST, #6–32 Screw Terminals
Shock and weather resistant for use in harsh marine and industrial environments. 15/32" Mounting stem. A 1 to 1 replacment for many Cole Hersee swi...
View full detailsBEP 1002024 Chrome Plated Toggle Switch, Off-On, SPST, #6–32 Screw Terminals
Shock and weather resistant for use in harsh marine and industrial environments. 15/32" Mounting stem. A 1 to 1 replacment for many Cole Hersee swi...
View full detailsBEP 1002023 Chrome Plated Toggle Switch, Off-On, SPST, 6" Wire Leads
Shock and weather resistant for use in harsh marine and industrial environments. 15/32" Mounting stem. A 1 to 1 replacment for many Cole Hersee swi...
View full detailsBEP 1002021 Chrome Plated Toggle Switch, Off-On, SPST, #6–32 Screw Terminals
Shock and weather resistant for use in harsh marine and industrial environments. 15/32" Mounting stem. A 1 to 1 replacment for many Cole Hersee swi...
View full detailsBEP 1002020 Toggle Switch Boot, Full
UV resistant, resists cracking and discoloration 1002101 Full boot provides maximum protection. IP67 rated, will withstand saltwater and fresh wat...
View full detailsBEP 1002019 Toggle Switch Boot, Tipless
UV resistant, resists cracking and discoloration 1002101 Full boot provides maximum protection. IP67 rated, will withstand saltwater and fresh wat...
View full detailsBEP 1001714 Rocker Switch, Off-On, SPST, 1/4" Blade Terminals, Illuminated Red
Shock and weather resistant for use in harsh marine and industrial environments Standard and illuminated actuators Snap-in mounting to fit panel h...
View full detailsBEP 1001713 Rocker Switch, (On)-Off-(On), DPDT, 1/4" Blade Terminals
Shock and weather resistant for use in harsh marine and industrial environments Standard and illuminated actuators Snap-in mounting to fit panel h...
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