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 Yellow 4/0 AWG Battery Cable - 50 [WUL4/0YL-50]
Regular price $503.99Regular price$800.00Sale price $503.99Sale -
Pacer Black 3/0 AWG Battery Cable - 25 [WUL3/0BK-25]
Regular price $243.99Regular price$416.25Sale price $243.99Sale -
Blue Sea Stud Mount Insulating Booths - 2-Pack - Red [4000]
Regular price $3.99Regular price$5.99Sale price $3.99Sale -
Blue Sea 7411 A-Series Flat Rocker Circuit Breaker - Double Pole - 15A [7411]
Regular price $52.99Regular price$76.99Sale price $52.99Sale -
Ancor 15" UV Black Heavy Duty Cable Zip Ties - 100 Pack [199260]
Regular price $14.99Regular price$23.82Sale price $14.99Sale -
Blue Sea 7610 120 Amp SI-Series Automatic Charging Relay [7610]
Regular price $113.99Regular price$177.99Sale price $113.99Sale -
SmartPlug Combo Kit w/ELCI Sensor 30 Amp Breaker Non-Metallic Door - White [ELCIBRKR30PW]
Regular price $777.60Regular price$864.00Sale price $777.60Sale -
SmartPlug Combo Kit w/ELCI Sensor 50 Amp Breaker Non-Metallic Door - White [ELCIBRKR50PW]
Regular price $826.20Regular price$918.00Sale price $826.20Sale -
Victron MIDI-Fuse 50A/58V-M6 (Package of 5) [CIP134050020]
Regular price $15.30Regular price$18.00Sale price $15.30Sale -
Pacer Duplex 2 Conductor Cable - 100' - 12/2 AWG - Round Cable - Red, Black [WR12/2DC-100]
Regular price $129.99Regular price$180.20Sale price $129.99Sale -
Samlex 1000W Modified Sine Wave Inverter - 12V [SAM-1000-12]
Regular price $155.80Regular price$194.80Sale price $155.80Sale -
Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]
Regular price $2,095.99Regular price$3,529.26Sale price $2,095.99Sale -
Balmar SmartShunt N2K 350AMP 12-48VDC f/SG200 Display [SG2-0130]
Regular price $202.99Regular price$221.69Sale price $202.99Sale -
Balmar Alternator 100 AMP 12V 1-2" Single Foot Spindle Mount K6 Pulley w/Isolated Ground [621-100-K6]
Regular price $608.99Regular price$836.89Sale price $608.99Sale -
Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]
Regular price $1,022.99Regular price$1,403.99Sale price $1,022.99Sale -
Balmar Alternator Protection Module APM24 - 24V [APM-24]
Regular price $90.99Regular price$110.29Sale price $90.99Sale -
Balmar SG230 Battery Monitor Kit N2K BT Gateway Color Display 12-48VDC [SG230]
Regular price $341.99Regular price$373.79Sale price $341.99Sale -
Balmar Temp Sensor Battery - 30 [MC-TS-B30]
Regular price $54.99Regular price$66.19Sale price $54.99Sale -
Balmar Temperature Sensor Alternator - 80" Length [MC-TS-A80]
Regular price $41.99Regular price$50.79Sale price $41.99Sale -
Balmar SG210 Battery Monitor Kit w/Display Shunt Gateway [SG210]
Regular price $301.99Regular price$329.69Sale price $301.99Sale -
Balmar Centerfielder II 12/24V w/Wires - 2 Engines, 1 Bank [CFII-12/24]
Regular price $224.99Regular price$272.19Sale price $224.99Sale -
Balmar SG205 Battery Monitor Kit w/Bluetooth Gateway - No Display [SG205]
Regular price $200.99Regular price$219.49Sale price $200.99Sale -
Balmar 621 Series 120A Kit w/MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot Mounting Hardware [621-VUP-MC-120-K6]
Regular price $887.99Regular price$1,219.39Sale price $887.99Sale -
Balmar Alternator 1-2" Single Foot J10 Serpentine Pulley - 170A - 12V [XT-SF-170-J10]
Regular price $832.99Regular price$1,143.99Sale price $832.99Sale
![Pacer Yellow 4/0 AWG Battery Cable - 50 [WUL4/0YL-50]](http://homeharbormarinesupply.com/cdn/shop/products/95013XL.jpg?v=1676624652&width=533)
![Pacer Black 3/0 AWG Battery Cable - 25 [WUL3/0BK-25]](http://homeharbormarinesupply.com/cdn/shop/products/94993XL.jpg?v=1676624438&width=533)
![Blue Sea Stud Mount Insulating Booths - 2-Pack - Red [4000]](http://homeharbormarinesupply.com/cdn/shop/products/80363XL.jpg?v=1676561038&width=533)
![Blue Sea 7411 A-Series Flat Rocker Circuit Breaker - Double Pole - 15A [7411]](http://homeharbormarinesupply.com/cdn/shop/products/65270XL.jpg?v=1676508530&width=533)
![Ancor 15" UV Black Heavy Duty Cable Zip Ties - 100 Pack [199260]](http://homeharbormarinesupply.com/cdn/shop/products/55415XL.jpg?v=1676480840&width=533)
![Blue Sea 7610 120 Amp SI-Series Automatic Charging Relay [7610]](http://homeharbormarinesupply.com/cdn/shop/products/30594XL.jpg?v=1676429797&width=533)
![Blue Sea 7610 120 Amp SI-Series Automatic Charging Relay [7610]](http://homeharbormarinesupply.com/cdn/shop/products/30594BXL.jpg?v=1676429799&width=533)
![SmartPlug Combo Kit w/ELCI Sensor 30 Amp Breaker Non-Metallic Door - White [ELCIBRKR30PW]](http://homeharbormarinesupply.com/cdn/shop/products/76157XL.jpg?v=1677010821&width=533)
![SmartPlug Combo Kit w/ELCI Sensor 50 Amp Breaker Non-Metallic Door - White [ELCIBRKR50PW]](http://homeharbormarinesupply.com/cdn/shop/products/76158XL.jpg?v=1677010828&width=533)
![Victron MIDI-Fuse 50A/58V-M6 (Package of 5) [CIP134050020]](http://homeharbormarinesupply.com/cdn/shop/files/109228XL.jpg?v=1752014827&width=533)
![Pacer Duplex 2 Conductor Cable - 100' - 12/2 AWG - Round Cable - Red, Black [WR12/2DC-100]](http://homeharbormarinesupply.com/cdn/shop/products/98450XL.jpg?v=1677629496&width=533)
![Samlex 1000W Modified Sine Wave Inverter - 12V [SAM-1000-12]](http://homeharbormarinesupply.com/cdn/shop/products/67155XL.jpg?v=1676513077&width=533)
![Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]](http://homeharbormarinesupply.com/cdn/shop/products/42935XL.jpg?v=1676449626&width=533)
![Balmar SmartShunt N2K 350AMP 12-48VDC f/SG200 Display [SG2-0130]](http://homeharbormarinesupply.com/cdn/shop/files/91505XL.jpg?v=1701729809&width=533)
![Balmar Alternator 100 AMP 12V 1-2" Single Foot Spindle Mount K6 Pulley w/Isolated Ground [621-100-K6]](http://homeharbormarinesupply.com/cdn/shop/products/97460XL.jpg?v=1676639542&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 Protection Module APM24 - 24V [APM-24]](http://homeharbormarinesupply.com/cdn/shop/products/92158XL.jpg?v=1676611726&width=533)
![Balmar SG230 Battery Monitor Kit N2K BT Gateway Color Display 12-48VDC [SG230]](http://homeharbormarinesupply.com/cdn/shop/products/91503XL.jpg?v=1676608852&width=533)
![Balmar Temp Sensor Battery - 30 [MC-TS-B30]](http://homeharbormarinesupply.com/cdn/shop/products/87664XL.jpg?v=1676590359&width=533)
![Balmar Temperature Sensor Alternator - 80" Length [MC-TS-A80]](http://homeharbormarinesupply.com/cdn/shop/products/87627XL.jpg?v=1676590197&width=533)
![Balmar SG210 Battery Monitor Kit w/Display Shunt Gateway [SG210]](http://homeharbormarinesupply.com/cdn/shop/products/87064XL.jpg?v=1676588942&width=533)
![Balmar Centerfielder II 12/24V w/Wires - 2 Engines, 1 Bank [CFII-12/24]](http://homeharbormarinesupply.com/cdn/shop/products/83219XL.jpg?v=1676572286&width=533)
![Balmar SG205 Battery Monitor Kit w/Bluetooth Gateway - No Display [SG205]](http://homeharbormarinesupply.com/cdn/shop/products/87063XL.jpg?v=1676588932&width=533)
![Balmar 621 Series 120A Kit w/MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot Mounting Hardware [621-VUP-MC-120-K6]](http://homeharbormarinesupply.com/cdn/shop/products/88783XL.jpg?v=1676596065&width=533)
![Balmar Alternator 1-2" Single Foot J10 Serpentine Pulley - 170A - 12V [XT-SF-170-J10]](http://homeharbormarinesupply.com/cdn/shop/products/74952XL.jpg?v=1676538449&width=533)