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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Newmar DX-3 Feed-Thru Waterproof Fitting [DX-3]
Regular price $55.99Regular priceUnit price per$66.80Sale price $55.99Sale -
Samlex 1000W Modified Sine Wave Inverter - 12V [SAM-1000-12]
Regular price $142.70Regular priceUnit price per$178.40Sale price $142.70Sale -
Ancor Standard Duplex Cable - Flat 8/2 - 2x8mm - Red/Black - 100' [120910]
Regular price $151.99Regular priceUnit price per$251.99Sale price $151.99Sale -
Ancor Red 6 AWG Battery Cable - 100' [112510]
Regular price $103.99Regular priceUnit price per$172.99Sale price $103.99Sale -
Egis Contactor 100A, 24V w/Aux Contacts [7026]
Regular price $54.99Regular priceUnit price per$76.00Sale price $54.99Sale -
Cole Hersee Continuous Duty Solenoid 65 Amp 12V UL Listed [24059-08-BP]
Regular price $37.99Regular priceUnit price per$48.99Sale price $37.99Sale -
Blue Sea 8371 Water Resistant Panel - 8 Position - Black - Horizontal Mount [8371]
Regular price $211.99Regular priceUnit price per$333.19Sale price $211.99Sale -
Balmar Alternator Protection Module - 48V [APM-48]
Regular price $134.00Regular priceUnit price per$149.00Sale price $134.00Sale -
Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]
Regular price $1,207.00Regular priceUnit price per$1,350.00Sale price $1,207.00Sale -
Balmar Alternator 250 AMP Kit 12V 4" Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor [XT-DF4-250-DV-KIT ]
Regular price $1,444.00Regular priceUnit price per$1,615.00Sale price $1,444.00Sale -
Balmar Kit 621 Series 100A Single FT Alt MC Reg T Sensor [621-VUP-MC-100-SV]
Regular price $925.00Regular priceUnit price per$1,035.00Sale price $925.00Sale -
Balmar Belt Buddy w/Universal Offset Adjustment Arm (UAA2) [UBB2]
Regular price $89.99Regular priceUnit price per$99.99Sale price $89.99Sale -
Battery Tender DC Power Connector - Plug Receptacle [027-0004-KIT]
Regular price $124.95Regular priceUnit price per$144.95Sale price $124.95Sale -
Samlex SEC-1223 Power Supply [SEC-1223]
Regular price $165.70Regular priceUnit price per$207.10Sale price $165.70Sale -
Blue Sea 7350 C-Series Toggle Single Pole - 5A [7350]
Regular price $33.99Regular priceUnit price per$48.04Sale price $33.99Sale -
Sea-Dog ATO/ATC Style Inline LED Fuse Holder - Up to 30A [445197-1]
Regular price $6.99Regular priceUnit price per$10.75Sale price $6.99Sale -
DS18 Hydro Power Amplifier Install Kit - 8GA [MOFCKIT8]
Regular price $68.99Regular priceUnit price per$99.95Sale price $68.99Sale -
Sea-Dog Double Gang Wall Switch - Stainless Steel [403020-1]
Regular price $9.99Regular priceUnit price per$13.95Sale price $9.99Sale -
Blue Sea 7649 Mini Add-A-Battery Kit - Boxed Packaging [7649003]
Regular price $101.99Regular priceUnit price per$159.71Sale price $101.99Sale -
Victron MultiPlus-II 48/3000 35-50 120V [PMP482305100]
Regular price $1,168.75Regular priceUnit price per$1,375.00Sale price $1,168.75Sale -
Sea-Dog Aluminum Switch Panel - Vertical - 4 Switch [422010-1]
Regular price $33.99Regular priceUnit price per$52.95Sale price $33.99Sale -
Xantrex Statpower Prosine 1800 GFCI [806-1800]
Regular price $1,473.99Regular priceUnit price per$2,278.24Sale price $1,473.99Sale -
Victron Argo FET Battery Isolator 200-3 3 Batteries - 200AMP [ARG200301020]
Regular price $140.25Regular priceUnit price per$165.00Sale price $140.25Sale -
Victron VE. Direct to USB Interface [ASS030530010]
Regular price $28.05Regular priceUnit price per$33.00Sale price $28.05Sale
![Newmar DX-3 Feed-Thru Waterproof Fitting [DX-3]](http://homeharbormarinesupply.com/cdn/shop/files/103959XL.jpg?v=1715627149&width=533)
![Samlex 1000W Modified Sine Wave Inverter - 12V [SAM-1000-12]](http://homeharbormarinesupply.com/cdn/shop/products/67155XL.jpg?v=1676513077&width=533)
![Ancor Standard Duplex Cable - Flat 8/2 - 2x8mm - Red/Black - 100' [120910]](http://homeharbormarinesupply.com/cdn/shop/products/48313XL.jpg?v=1676458214&width=533)
![Ancor Red 6 AWG Battery Cable - 100' [112510]](http://homeharbormarinesupply.com/cdn/shop/products/48357XL.jpg?v=1676458454&width=533)
![Egis Contactor 100A, 24V w/Aux Contacts [7026]](http://homeharbormarinesupply.com/cdn/shop/files/103456XL.jpg?v=1712694142&width=533)
![Cole Hersee Continuous Duty Solenoid 65 Amp 12V UL Listed [24059-08-BP]](http://homeharbormarinesupply.com/cdn/shop/products/75424XL.jpg?v=1676541339&width=533)
![Blue Sea 8371 Water Resistant Panel - 8 Position - Black - Horizontal Mount [8371]](http://homeharbormarinesupply.com/cdn/shop/products/20810XL.jpg?v=1676425391&width=533)
![Balmar Alternator Protection Module - 48V [APM-48]](http://homeharbormarinesupply.com/cdn/shop/products/97429XL.jpg?v=1676639383&width=533)
![Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]](http://homeharbormarinesupply.com/cdn/shop/products/97482XL.jpg?v=1676639747&width=533)
![Balmar Alternator 250 AMP Kit 12V 4" Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor [XT-DF4-250-DV-KIT ]](http://homeharbormarinesupply.com/cdn/shop/products/95973XL.jpg?v=1676631212&width=533)
![Balmar Kit 621 Series 100A Single FT Alt MC Reg T Sensor [621-VUP-MC-100-SV]](http://homeharbormarinesupply.com/cdn/shop/products/88988XL.jpg?v=1676596849&width=533)
![Balmar Belt Buddy w/Universal Offset Adjustment Arm (UAA2) [UBB2]](http://homeharbormarinesupply.com/cdn/shop/products/87663XL.jpg?v=1676590349&width=533)
![Battery Tender DC Power Connector - Plug Receptacle [027-0004-KIT]](http://homeharbormarinesupply.com/cdn/shop/files/100701XL.jpg?v=1711093258&width=533)
![Samlex SEC-1223 Power Supply [SEC-1223]](http://homeharbormarinesupply.com/cdn/shop/products/96923XL.jpg?v=1676636659&width=533)
![Blue Sea 7350 C-Series Toggle Single Pole - 5A [7350]](http://homeharbormarinesupply.com/cdn/shop/products/20636XL.jpg?v=1676423685&width=533)
![Sea-Dog ATO/ATC Style Inline LED Fuse Holder - Up to 30A [445197-1]](http://homeharbormarinesupply.com/cdn/shop/files/102722XL.jpg?v=1705447567&width=533)
![DS18 Hydro Power Amplifier Install Kit - 8GA [MOFCKIT8]](http://homeharbormarinesupply.com/cdn/shop/products/86168XL.jpg?v=1676585486&width=533)
![Sea-Dog Double Gang Wall Switch - Stainless Steel [403020-1]](http://homeharbormarinesupply.com/cdn/shop/products/77208XL.jpg?v=1676548857&width=533)
![Blue Sea 7649 Mini Add-A-Battery Kit - Boxed Packaging [7649003]](http://homeharbormarinesupply.com/cdn/shop/products/52195XL.jpg?v=1676471835&width=533)
![Victron MultiPlus-II 48/3000 35-50 120V [PMP482305100]](http://homeharbormarinesupply.com/cdn/shop/products/89403XL.jpg?v=1676599273&width=533)
![Sea-Dog Aluminum Switch Panel - Vertical - 4 Switch [422010-1]](http://homeharbormarinesupply.com/cdn/shop/products/79021XL.jpg?v=1676555430&width=533)
![Xantrex Statpower Prosine 1800 GFCI [806-1800]](http://homeharbormarinesupply.com/cdn/shop/products/13374XL.jpg?v=1676417753&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 VE. Direct to USB Interface [ASS030530010]](http://homeharbormarinesupply.com/cdn/shop/products/82949XL.jpg?v=1676570570&width=533)