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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Dual Pro RS4 4 Bank Battery Charger w/2 Bank B.O.S. [RS4/BOS12V2]
Regular price $596.99Regular priceUnit price per$765.99Sale price $596.99Sale -
Dual Pro B.O.S. Battery Optimization System - 12V - 2-Bank [BOS12V2]
Regular price $331.99Regular priceUnit price per$370.99Sale price $331.99Sale -
Samlex 30A Non-Isolated Step-Down 24VDC-12VDC Converter [SDC-30]
Regular price $173.70Regular priceUnit price per$217.20Sale price $173.70Sale -
Samlex 300A Replacement Terminal Fuse [MRBF-300]
Regular price $18.80Regular priceUnit price per$23.50Sale price $18.80Sale -
Dolphin Charger PRO Evo3 - 24V - 100A [99484]
Regular price $1,854.99Regular priceUnit price per$2,832.00Sale price $1,854.99Sale -
Victron Centaur Charger - 24 VDC - 30AMP - 3-Bank - 120-240 VAC [CCH024030000]
Regular price $594.15Regular priceUnit price per$699.00Sale price $594.15Sale -
Victron Phoenix Inverter 24/1200 120V Ve.Direct GFCI NEMA Plug UL458 [PIN242122510]
Regular price $328.95Regular priceUnit price per$387.00Sale price $328.95Sale -
Victron SmartSolar MPPT 250/70-TR VE.Can [SCC125070421]
Regular price $510.85Regular priceUnit price per$601.00Sale price $510.85Sale -
SmartPlug 30 AMP Angled RV Dual Configuration Cordset - 30' [R30303A]
Regular price $292.50Regular priceUnit price per$325.00Sale price $292.50Sale -
Dual Pro RS4 4 Bank Battery Charger w/3 Bank B.O.S. [RS4/BOS12V3]
Regular price $476.99Regular priceUnit price per$765.99Sale price $476.99Sale -
Dual Pro PS3 Auto 3 Bank Battery Charger w/3 Bank B.O.S. [PS3AUTO/BOS12V3]
Regular price $828.99Regular priceUnit price per$1,105.98Sale price $828.99Sale -
Dual Pro PS3 3 Bank Battery Charger w/3 Bank B.O.S. [PS3/BOS12V3]
Regular price $802.99Regular priceUnit price per$1,069.98Sale price $802.99Sale -
Dual Pro RealPRO Series Battery Charger - 24A - 4-Bank [RS4]
Regular price $348.99Regular priceUnit price per$394.99Sale price $348.99Sale -
Dual Pro PS3 Auto 15A - 3-Bank Lithium/AGM Battery Charger [PS3AUTO]
Regular price $572.99Regular priceUnit price per$734.99Sale price $572.99Sale -
Dual Pro Professional Series Battery Charger - 30A - 2-15A-Banks - 12V/24V [PS2]
Regular price $376.99Regular priceUnit price per$490.99Sale price $376.99Sale -
Dual Pro Professional Series Battery Charger - 45A - 3-15A-Banks - 12V-36V [PS3]
Regular price $544.99Regular priceUnit price per$698.99Sale price $544.99Sale -
Dual Pro RealPRO Series Battery Charger - 12A - 2-6A-Banks - 12V/24V [RS2]
Regular price $202.99Regular priceUnit price per$240.99Sale price $202.99Sale -
Blue Sea 1450 DC 8 Position CLB Square [1450]
Regular price $149.99Regular priceUnit price per$264.99Sale price $149.99Sale -
Victron CYRIX-LI-CHARGE 12/24-120A Intelligent Charge Relay Cyrix LI Charge [CYR010120430]
Regular price $75.65Regular priceUnit price per$89.00Sale price $75.65Sale -
![Analytic Systems AC Charger 2-Bank 30A 32V Out/110V In w/Digital Volt/Amp Meter [BCA1000V-110-32]](//homeharbormarinesupply.com/cdn/shop/products/87070XL.jpg?v=1676588963&width=533)
Analytic Systems AC Charger 2-Bank 30A 32V Out/110V In w/Digital Volt/Amp Meter [BCA1000V-110-32]
Regular price $1,306.99Regular priceUnit price per$1,523.00Sale price $1,306.99Sale -
Victron Galvanic Isolator VDI-32A 32A Max Waterproof (Potted) [GDI000032000]
Regular price $249.05Regular priceUnit price per$293.00Sale price $249.05Sale -
Samlex 30A Battery Charger - 12V - 3-Bank - 3-Stage w/Dip Switch Lugs [SEC-1230UL]
Regular price $307.50Regular priceUnit price per$384.40Sale price $307.50Sale -
Blue Sea 7355 C-Series Toggle Single Pole - 30A [7355]
Regular price $45.99Regular priceUnit price per$79.99Sale price $45.99Sale -
Bluewater 10 Position 150AMP 1/4" Busbar w/Cover [312700-B-022]
Regular price $32.08Regular priceUnit price per$0.00Sale price $32.08
![Dual Pro RS4 4 Bank Battery Charger w/2 Bank B.O.S. [RS4/BOS12V2]](http://homeharbormarinesupply.com/cdn/shop/files/104778XL.jpg?v=1720733303&width=533)
![Dual Pro B.O.S. Battery Optimization System - 12V - 2-Bank [BOS12V2]](http://homeharbormarinesupply.com/cdn/shop/products/80776XL.jpg?v=1676562567&width=533)
![Samlex 30A Non-Isolated Step-Down 24VDC-12VDC Converter [SDC-30]](http://homeharbormarinesupply.com/cdn/shop/products/67249XL.jpg?v=1676513639&width=533)
![Samlex 300A Replacement Terminal Fuse [MRBF-300]](http://homeharbormarinesupply.com/cdn/shop/products/67226XL.jpg?v=1676513506&width=533)
![Dolphin Charger PRO Evo3 - 24V - 100A [99484]](http://homeharbormarinesupply.com/cdn/shop/files/106759XL.jpg?v=1731998518&width=533)
![Victron Centaur Charger - 24 VDC - 30AMP - 3-Bank - 120-240 VAC [CCH024030000]](http://homeharbormarinesupply.com/cdn/shop/products/82834XL.jpg?v=1676569650&width=533)
![Victron Phoenix Inverter 24/1200 120V Ve.Direct GFCI NEMA Plug UL458 [PIN242122510]](http://homeharbormarinesupply.com/cdn/shop/files/111828XL.jpg?v=1765412068&width=533)
![Victron SmartSolar MPPT 250/70-TR VE.Can [SCC125070421]](http://homeharbormarinesupply.com/cdn/shop/files/111881XL.jpg?v=1765412071&width=533)
![SmartPlug 30 AMP Angled RV Dual Configuration Cordset - 30' [R30303A]](http://homeharbormarinesupply.com/cdn/shop/files/109252XL.jpg?v=1753380624&width=533)
![Dual Pro RS4 4 Bank Battery Charger w/3 Bank B.O.S. [RS4/BOS12V3]](http://homeharbormarinesupply.com/cdn/shop/files/104779XL.jpg?v=1720733311&width=533)
![Dual Pro PS3 Auto 3 Bank Battery Charger w/3 Bank B.O.S. [PS3AUTO/BOS12V3]](http://homeharbormarinesupply.com/cdn/shop/files/104772XL.jpg?v=1720733253&width=533)
![Dual Pro PS3 3 Bank Battery Charger w/3 Bank B.O.S. [PS3/BOS12V3]](http://homeharbormarinesupply.com/cdn/shop/files/104767XL.jpg?v=1720733213&width=533)
![Dual Pro RealPRO Series Battery Charger - 24A - 4-Bank [RS4]](http://homeharbormarinesupply.com/cdn/shop/files/100629XL.jpg?v=1691716120&width=533)
![Dual Pro PS3 Auto 15A - 3-Bank Lithium/AGM Battery Charger [PS3AUTO]](http://homeharbormarinesupply.com/cdn/shop/products/89658XL.jpg?v=1676601098&width=533)
![Dual Pro Professional Series Battery Charger - 30A - 2-15A-Banks - 12V/24V [PS2]](http://homeharbormarinesupply.com/cdn/shop/products/68401XL.jpg?v=1676517618&width=533)
![Dual Pro Professional Series Battery Charger - 45A - 3-15A-Banks - 12V-36V [PS3]](http://homeharbormarinesupply.com/cdn/shop/products/68402XL.jpg?v=1676517628&width=533)
![Dual Pro RealPRO Series Battery Charger - 12A - 2-6A-Banks - 12V/24V [RS2]](http://homeharbormarinesupply.com/cdn/shop/products/68411XL.jpg?v=1676517719&width=533)
![Blue Sea 1450 DC 8 Position CLB Square [1450]](http://homeharbormarinesupply.com/cdn/shop/products/57219XL.jpg?v=1676486723&width=533)
![Victron CYRIX-LI-CHARGE 12/24-120A Intelligent Charge Relay Cyrix LI Charge [CYR010120430]](http://homeharbormarinesupply.com/cdn/shop/products/92773XL.jpg?v=1676613686&width=533)
![Analytic Systems AC Charger 2-Bank 30A 32V Out/110V In w/Digital Volt/Amp Meter [BCA1000V-110-32]](http://homeharbormarinesupply.com/cdn/shop/products/87070XL.jpg?v=1676588963&width=533)
![Victron Galvanic Isolator VDI-32A 32A Max Waterproof (Potted) [GDI000032000]](http://homeharbormarinesupply.com/cdn/shop/products/85481XL.jpg?v=1676580965&width=533)
![Samlex 30A Battery Charger - 12V - 3-Bank - 3-Stage w/Dip Switch Lugs [SEC-1230UL]](http://homeharbormarinesupply.com/cdn/shop/products/67188XL.jpg?v=1676513306&width=533)
![Blue Sea 7355 C-Series Toggle Single Pole - 30A [7355]](http://homeharbormarinesupply.com/cdn/shop/products/20641XL.jpg?v=1676423740&width=533)
![Bluewater 10 Position 150AMP 1/4" Busbar w/Cover [312700-B-022]](http://homeharbormarinesupply.com/cdn/shop/files/110988XL.jpg?v=1765379496&width=533)