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 Black 4 AWG Battery Cable - 250 [WUL4BK-250]
Regular price $536.99Regular price$925.00Sale price $536.99Sale -
Pacer Black 1 AWG Battery Cable - 25 [WUL1BK-25]
Regular price $121.99Regular price$212.25Sale price $121.99Sale -
Scanstrut DS30-P-3 Vertical Cable Seal *5-Pack [DS30-P-5]
Regular price $139.99Regular price$224.95Sale price $139.99Sale -
Scanstrut DS30-P-3 Vertical Cable Seal *3-Pack [DS30-P-3]
Regular price $83.99Regular price$134.97Sale price $83.99Sale -
BEP Pro Installer 400A Dual Bank Control Switch - MC10 [772-DBC]
Regular price $65.99Regular price$102.58Sale price $65.99Sale -
Scanstrut DS30-P Vertical Cable Seal [DS30-P]
Regular price $28.99Regular price$44.99Sale price $28.99Sale -
Blue Sea 5107 MEGA/AMG Fuse - 250AMP [5107]
Regular price $8.99Regular price$12.99Sale price $8.99Sale -
Sea-Dog Aluminum Switch Panel - Vertical - 4 Switch [422010-1]
Regular price $36.99Regular price$56.95Sale price $36.99Sale -
Sea-Dog Single Gang Wall Switch - Stainless Steel [403010-1]
Regular price $11.99Regular price$17.55Sale price $11.99Sale -
Egis Cable Cap Stud Insulator - 4/0 - 3/0 AWG - Red [4232]
Regular price $4.99Regular price$5.00Sale price $4.99Sale -
Sea-Dog 14 AWG White Primary Wire - 25' [8014050]
Regular price $7.99Regular price$16.85Sale price $7.99Sale -
Sea-Dog 1 AWG Yellow Battery Cable - 25' [8001030]
Regular price $134.99Regular price$331.46Sale price $134.99Sale -
Sea-Dog 10 AWG Brown Primary Wire - 250' [8010074]
Regular price $116.99Regular price$288.35Sale price $116.99Sale -
Sea-Dog 14/2 AWG Flat Duplex Wire - Red/Black - 250' [8014204]
Regular price $129.99Regular price$319.69Sale price $129.99Sale -
Sea-Dog 10 AWG Yellow Primary Wire - 250' [8010034]
Regular price $116.99Regular price$288.35Sale price $116.99Sale -
Sea-Dog 16/2 AWG Flat Duplex Wire - Red/Black - 250' [8016204]
Regular price $100.99Regular price$248.47Sale price $100.99Sale -
Sea-Dog 10 AWG White Primary Wire - 250' [8010054]
Regular price $116.99Regular price$288.35Sale price $116.99Sale -
Sea-Dog 4 AWG Yellow Battery Cable - 25' [8004030]
Regular price $51.99Regular price$127.24Sale price $51.99Sale -
Sea-Dog 4 AWG Red Battery Cable - 25' [8004020]
Regular price $51.99Regular price$127.24Sale price $51.99Sale -
Sea-Dog 6 AWG Green Battery Cable - 25' [8006040]
Regular price $36.99Regular price$91.15Sale price $36.99Sale -
Sea-Dog 16/2 Flat Duplex Wire - Red/Black - 25' [8016200]
Regular price $18.99Regular price$46.23Sale price $18.99Sale -
Sea-Dog 10 AWG Red Primary Wire - 250' [8010024]
Regular price $116.99Regular price$288.35Sale price $116.99Sale -
Sea-Dog 10 AWG Black Primary Wire - 250' [8010014]
Regular price $116.99Regular price$288.35Sale price $116.99Sale -
Sea-Dog 4 AWG Black Battery Cable - 50' [8004011]
Regular price $91.99Regular price$226.01Sale price $91.99Sale
![Pacer Black 4 AWG Battery Cable - 250 [WUL4BK-250]](http://homeharbormarinesupply.com/cdn/shop/products/94901XL.jpg?v=1676623551&width=533)
![Pacer Black 1 AWG Battery Cable - 25 [WUL1BK-25]](http://homeharbormarinesupply.com/cdn/shop/products/94949XL.jpg?v=1676623982&width=533)
![Scanstrut DS30-P-3 Vertical Cable Seal *5-Pack [DS30-P-5]](http://homeharbormarinesupply.com/cdn/shop/products/93976XL.jpg?v=1676618609&width=533)
![Scanstrut DS30-P-3 Vertical Cable Seal *5-Pack [DS30-P-5]](http://homeharbormarinesupply.com/cdn/shop/products/93976BXL.jpg?v=1676618611&width=533)
![Scanstrut DS30-P-3 Vertical Cable Seal *3-Pack [DS30-P-3]](http://homeharbormarinesupply.com/cdn/shop/products/93977XL.jpg?v=1676618622&width=533)
![Scanstrut DS30-P-3 Vertical Cable Seal *3-Pack [DS30-P-3]](http://homeharbormarinesupply.com/cdn/shop/products/93977BXL.jpg?v=1676618624&width=533)
![BEP Pro Installer 400A Dual Bank Control Switch - MC10 [772-DBC]](http://homeharbormarinesupply.com/cdn/shop/products/58595XL.jpg?v=1676489733&width=533)
![BEP Pro Installer 400A Dual Bank Control Switch - MC10 [772-DBC]](http://homeharbormarinesupply.com/cdn/shop/products/58595BXL.jpg?v=1676489735&width=533)
![Scanstrut DS30-P Vertical Cable Seal [DS30-P]](http://homeharbormarinesupply.com/cdn/shop/products/38050XL.jpg?v=1676442954&width=533)
![Scanstrut DS30-P Vertical Cable Seal [DS30-P]](http://homeharbormarinesupply.com/cdn/shop/products/38050BXL.jpg?v=1676442956&width=533)
![Blue Sea 5107 MEGA/AMG Fuse - 250AMP [5107]](http://homeharbormarinesupply.com/cdn/shop/products/19018XL.jpg?v=1676421368&width=533)
![Sea-Dog Aluminum Switch Panel - Vertical - 4 Switch [422010-1]](http://homeharbormarinesupply.com/cdn/shop/products/79021XL.jpg?v=1676555430&width=533)
![Sea-Dog Single Gang Wall Switch - Stainless Steel [403010-1]](http://homeharbormarinesupply.com/cdn/shop/products/77207XL.jpg?v=1676548848&width=533)
![Egis Cable Cap Stud Insulator - 4/0 - 3/0 AWG - Red [4232]](http://homeharbormarinesupply.com/cdn/shop/files/114238XL.jpg?v=1781326603&width=533)
![Sea-Dog 14 AWG White Primary Wire - 25' [8014050]](http://homeharbormarinesupply.com/cdn/shop/files/112567XL.jpg?v=1775766514&width=533)
![Sea-Dog 1 AWG Yellow Battery Cable - 25' [8001030]](http://homeharbormarinesupply.com/cdn/shop/files/112223XL.jpg?v=1774644452&width=533)
![Sea-Dog 10 AWG Brown Primary Wire - 250' [8010074]](http://homeharbormarinesupply.com/cdn/shop/files/112425XL.jpg?v=1775538518&width=533)
![Sea-Dog 14/2 AWG Flat Duplex Wire - Red/Black - 250' [8014204]](http://homeharbormarinesupply.com/cdn/shop/files/112614XL.jpg?v=1775603706&width=533)
![Sea-Dog 10 AWG Yellow Primary Wire - 250' [8010034]](http://homeharbormarinesupply.com/cdn/shop/files/112404XL.jpg?v=1775538516&width=533)
![Sea-Dog 16/2 AWG Flat Duplex Wire - Red/Black - 250' [8016204]](http://homeharbormarinesupply.com/cdn/shop/files/112699XL.jpg?v=1775766523&width=533)
![Sea-Dog 10 AWG White Primary Wire - 250' [8010054]](http://homeharbormarinesupply.com/cdn/shop/files/112414XL.jpg?v=1775603695&width=533)
![Sea-Dog 4 AWG Yellow Battery Cable - 25' [8004030]](http://homeharbormarinesupply.com/cdn/shop/files/112262XL.jpg?v=1775068240&width=533)
![Sea-Dog 4 AWG Red Battery Cable - 25' [8004020]](http://homeharbormarinesupply.com/cdn/shop/files/112248XL.jpg?v=1775002414&width=533)
![Sea-Dog 6 AWG Green Battery Cable - 25' [8006040]](http://homeharbormarinesupply.com/cdn/shop/files/112319XL.jpg?v=1775278414&width=533)
![Sea-Dog 16/2 Flat Duplex Wire - Red/Black - 25' [8016200]](http://homeharbormarinesupply.com/cdn/shop/files/112697XL.jpg?v=1775766523&width=533)
![Sea-Dog 10 AWG Red Primary Wire - 250' [8010024]](http://homeharbormarinesupply.com/cdn/shop/files/112399XL.jpg?v=1775603693&width=533)
![Sea-Dog 10 AWG Black Primary Wire - 250' [8010014]](http://homeharbormarinesupply.com/cdn/shop/files/112394XL.jpg?v=1775603692&width=533)
![Sea-Dog 4 AWG Black Battery Cable - 50' [8004011]](http://homeharbormarinesupply.com/cdn/shop/files/112243XL.jpg?v=1775002413&width=533)