Collection: Electrical
Whether you're updating your battery charging system, upgrading your breaker panel and switch panels, or need any of the marine grade wire, connectors, relays that go in to installing your marine electrical project-We've got it in stock and ready to ship!
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Pacer White 2 AWG Battery Cable - 50 [WUL2WH-50]
Regular price $135.99Regular price$226.00Sale price $135.99Sale -
Guest On-Board Battery Charger 15A / 12V - 3 Bank - 120V Input [2713A]
Regular price $184.99Regular price$346.99Sale price $184.99Sale -
BEP LED Pilot Indicator Light - 12V - Green [1001103]
Regular price $5.99Regular price$7.99Sale price $5.99Sale -
BEP Digital Voltage Sensing Relay DVSR - 12/24V [710-140A]
Regular price $121.99Regular price$214.99Sale price $121.99Sale -
Blue Sea 2702 DualBus 100AMP Common BusBar 10 x 8-32 Screw Terminal [2702]
Regular price $18.99Regular price$32.99Sale price $18.99Sale -
Ancor 90 Tinned Copper Lug #4/0 - 5/16" - 2-Piece [262725]
Regular price $11.99Regular price$18.99Sale price $11.99Sale -
Ancor Yellow 2 AWG Battery Cable - 25' [114902]
Regular price $80.99Regular price$114.99Sale price $80.99Sale -
Egis Contactor 100A, 24V w/Aux Contacts [7026]
Regular price $53.99Regular price$79.70Sale price $53.99Sale -
Victron Argo FET Battery Isolator 200-3 3 Batteries - 200AMP [ARG200301020]
Regular price $140.25Regular price$165.00Sale price $140.25Sale -
Victron Orion-TR DC-DC Converter - 12 VDC TO 24 VDC - 10A Isolated [ORI122424110]
Regular price $113.90Regular price$134.00Sale price $113.90Sale -
Scanstrut Black Anodized Aluminum Low-Profile Cable Seal f/Cables 9-14mm Connectors Up to 30mm [DS-LP-30-BLK]
Regular price $49.99Regular price$77.49Sale price $49.99Sale -
Sea-Dog Single Gang Wall Switch - Stainless Steel [403010-1]
Regular price $7.99Regular price$11.75Sale price $7.99Sale -
Sea-Dog Back Nut Mount Power Socket [426955-1]
Regular price $9.99Regular price$14.95Sale price $9.99Sale -
Sea-Dog SAE Power Cable Power Plug Kit [426930-1]
Regular price $8.99Regular price$13.95Sale price $8.99Sale -
Sea-Dog Battery Box Strap Brackets - 54" [415094-1]
Regular price $5.99Regular price$7.95Sale price $5.99Sale -
Blue Sea 4136 Push Button Reset Only Circuit Breaker Boot - White - 2-Pack [4136]
Regular price $4.99Regular price$6.99Sale price $4.99Sale -
Scanstrut Horizontal Double-Entry Cable Seal - Grey - Multiple Cable Combinations [DS-HD10]
Regular price $33.99Regular price$51.99Sale price $33.99Sale -
Pacer Black 8 AWG Battery Cable - Sold By The Foot [WUL8BK-FT]
Regular price $24.99Regular price$28.14Sale price $24.99Sale -
Blue Sea 8217 Grey Small Format Label Kit - 60 Labels [8217]
Regular price $15.99Regular price$26.99Sale price $15.99Sale -
ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]
Regular price $163.99Regular price$306.99Sale price $163.99Sale -
![Pacer Step-Down Butt Splices w/Blue Heat Shrink - 22-18 AWG to 16-14 AWG - 100 Pack [TBSDE14-18-100]](//homeharbormarinesupply.com/cdn/shop/files/103521XL.jpg?v=1713377635&width=533)
Pacer Step-Down Butt Splices w/Blue Heat Shrink - 22-18 AWG to 16-14 AWG - 100 Pack [TBSDE14-18-100]
Regular price $121.99Regular price$133.00Sale price $121.99Sale -
Victron Orion-Tr Smart 24/12-20A (240W) Isolated DC-DC Charger [ORI241224120]
Regular price $159.80Regular price$188.00Sale price $159.80Sale -
Victron Smart BatteryProtect - 220AMP - 6-35 VDC - Bluetooth Capable [BPR122022000]
Regular price $105.40Regular price$124.00Sale price $105.40Sale -
Mastervolt PowerCombi 12V - 1200W - 50 Amp (120V) [36211200]
Regular price $628.99Regular price$1,242.99Sale price $628.99Sale
![Pacer White 2 AWG Battery Cable - 50 [WUL2WH-50]](http://homeharbormarinesupply.com/cdn/shop/products/94930XL.jpg?v=1676623783&width=533)
![Guest On-Board Battery Charger 15A / 12V - 3 Bank - 120V Input [2713A]](http://homeharbormarinesupply.com/cdn/shop/products/68281XL.jpg?v=1676517297&width=533)
![BEP LED Pilot Indicator Light - 12V - Green [1001103]](http://homeharbormarinesupply.com/cdn/shop/products/67468XL.jpg?v=1676515005&width=533)
![BEP Digital Voltage Sensing Relay DVSR - 12/24V [710-140A]](http://homeharbormarinesupply.com/cdn/shop/products/58652XL.jpg?v=1676489941&width=533)
![Blue Sea 2702 DualBus 100AMP Common BusBar 10 x 8-32 Screw Terminal [2702]](http://homeharbormarinesupply.com/cdn/shop/products/14125XL.jpg?v=1676418723&width=533)
![Ancor 90 Tinned Copper Lug #4/0 - 5/16" - 2-Piece [262725]](http://homeharbormarinesupply.com/cdn/shop/products/87717XL.jpg?v=1676590704&width=533)
![Ancor Yellow 2 AWG Battery Cable - 25' [114902]](http://homeharbormarinesupply.com/cdn/shop/products/31866XL.jpg?v=1676432669&width=533)
![Egis Contactor 100A, 24V w/Aux Contacts [7026]](http://homeharbormarinesupply.com/cdn/shop/files/103456XL.jpg?v=1712694142&width=533)
![Victron Argo FET Battery Isolator 200-3 3 Batteries - 200AMP [ARG200301020]](http://homeharbormarinesupply.com/cdn/shop/files/85115XL.jpg?v=1702606628&width=533)
![Victron Orion-TR DC-DC Converter - 12 VDC TO 24 VDC - 10A Isolated [ORI122424110]](http://homeharbormarinesupply.com/cdn/shop/products/92885XL.jpg?v=1676614293&width=533)
![Victron Orion-TR DC-DC Converter - 12 VDC TO 24 VDC - 10A Isolated [ORI122424110]](http://homeharbormarinesupply.com/cdn/shop/products/92885BXL.jpg?v=1676614295&width=533)
![Scanstrut Black Anodized Aluminum Low-Profile Cable Seal f/Cables 9-14mm Connectors Up to 30mm [DS-LP-30-BLK]](http://homeharbormarinesupply.com/cdn/shop/files/102145XL.jpg?v=1699907868&width=533)
![Sea-Dog Single Gang Wall Switch - Stainless Steel [403010-1]](http://homeharbormarinesupply.com/cdn/shop/products/77207XL.jpg?v=1676548848&width=533)
![Sea-Dog Back Nut Mount Power Socket [426955-1]](http://homeharbormarinesupply.com/cdn/shop/files/103642XL.jpg?v=1714452529&width=533)
![Sea-Dog Back Nut Mount Power Socket [426955-1]](http://homeharbormarinesupply.com/cdn/shop/files/103642BXL.jpg?v=1714452531&width=533)
![Sea-Dog SAE Power Cable Power Plug Kit [426930-1]](http://homeharbormarinesupply.com/cdn/shop/files/103640XL.jpg?v=1714452511&width=533)
![Sea-Dog Battery Box Strap Brackets - 54" [415094-1]](http://homeharbormarinesupply.com/cdn/shop/products/77583XL.jpg?v=1676550248&width=533)
![Blue Sea 4136 Push Button Reset Only Circuit Breaker Boot - White - 2-Pack [4136]](http://homeharbormarinesupply.com/cdn/shop/products/20400XL.jpg?v=1676422091&width=533)
![Scanstrut Horizontal Double-Entry Cable Seal - Grey - Multiple Cable Combinations [DS-HD10]](http://homeharbormarinesupply.com/cdn/shop/files/102388XL.jpg?v=1710440128&width=533)
![Scanstrut Horizontal Double-Entry Cable Seal - Grey - Multiple Cable Combinations [DS-HD10]](http://homeharbormarinesupply.com/cdn/shop/files/102388BXL.jpg?v=1710440129&width=533)
![Pacer Black 8 AWG Battery Cable - Sold By The Foot [WUL8BK-FT]](http://homeharbormarinesupply.com/cdn/shop/products/96449XL.jpg?v=1676634839&width=533)
![Blue Sea 8217 Grey Small Format Label Kit - 60 Labels [8217]](http://homeharbormarinesupply.com/cdn/shop/products/20736XL.jpg?v=1676424571&width=533)
![ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]](http://homeharbormarinesupply.com/cdn/shop/files/102171XL.jpg?v=1700005283&width=533)
![Pacer Step-Down Butt Splices w/Blue Heat Shrink - 22-18 AWG to 16-14 AWG - 100 Pack [TBSDE14-18-100]](http://homeharbormarinesupply.com/cdn/shop/files/103521XL.jpg?v=1713377635&width=533)
![Victron Orion-Tr Smart 24/12-20A (240W) Isolated DC-DC Charger [ORI241224120]](http://homeharbormarinesupply.com/cdn/shop/files/103510XL.jpg?v=1714617316&width=533)
![Victron Orion-Tr Smart 24/12-20A (240W) Isolated DC-DC Charger [ORI241224120]](http://homeharbormarinesupply.com/cdn/shop/files/103510BXL.jpg?v=1714617318&width=533)
![Victron Smart BatteryProtect - 220AMP - 6-35 VDC - Bluetooth Capable [BPR122022000]](http://homeharbormarinesupply.com/cdn/shop/products/82919XL.jpg?v=1676570254&width=533)
![Victron Smart BatteryProtect - 220AMP - 6-35 VDC - Bluetooth Capable [BPR122022000]](http://homeharbormarinesupply.com/cdn/shop/products/82919BXL.jpg?v=1676570256&width=533)
![Mastervolt PowerCombi 12V - 1200W - 50 Amp (120V) [36211200]](http://homeharbormarinesupply.com/cdn/shop/products/80144XL.jpg?v=1676559981&width=533)
![Mastervolt PowerCombi 12V - 1200W - 50 Amp (120V) [36211200]](http://homeharbormarinesupply.com/cdn/shop/products/80144BXL.jpg?v=1676559983&width=533)