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Electrical - Wire

Marine electrical wire is the foundation of a safe, reliable, and efficient onboard electrical system, delivering dependable power to your vessel's critical equipment and electronics. Engineered for demanding freshwater and saltwater environments, today's marine-grade wire features corrosion-resistant tinned copper conductors, flexible multi-strand construction, and durable insulation designed to withstand vibration, moisture, heat, UV exposure, and harsh marine conditions. From primary wire, battery cable, duplex and triplex cable, signal wire, and specialty marine wiring to a variety of gauges and lengths, these products support everything from engine starting and battery systems to navigation electronics, lighting, pumps, and communication equipment. Marine-grade wire helps reduce voltage drop, improve electrical reliability, and extend the life of your vessel's electrical system while meeting rigorous marine standards.

Featuring premium products from trusted marine manufacturers, our Electrical – Wire collection delivers the quality, durability, and performance serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal marine wire for your next installation, upgrade, or repair.

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  • Sea-Dog 14 AWG Yellow Primary Wire - 25' [8014030]
    Sea-Dog

    Sea-Dog 14 AWG Yellow Primary Wire - 25' [8014030]

    $11.28
    $23.78
    $11.28
    14 AWG Yellow Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $11.28
    $23.78
    $11.28
  • Sea-Dog 10 AWG Red Primary Wire - 100' [8010022]
    Sea-Dog

    Sea-Dog 10 AWG Red Primary Wire - 100' [8010022]

    $71.96
    $166.14
    $71.96
    10 AWG Red Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $71.96
    $166.14
    $71.96
  • Sea-Dog 18 AWG White Primary Wire - 25' [8018050]
    Sea-Dog

    Sea-Dog 18 AWG White Primary Wire - 25' [8018050]

    $9.86
    $22.59
    $9.86
    18 AWG White Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $9.86
    $22.59
    $9.86
  • Sea-Dog 10 AWG White Primary Wire - 25' [8010050]
    Sea-Dog

    Sea-Dog 10 AWG White Primary Wire - 25' [8010050]

    $31.03
    $72.76
    $31.03
    10 AWG White Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $31.03
    $72.76
    $31.03
  • Sea-Dog 16 AWG Grey Primary Wire - 100' [8016112]
    Sea-Dog

    Sea-Dog 16 AWG Grey Primary Wire - 100' [8016112]

    $26.80
    $56.03
    $26.80
    16 AWG Grey Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for corrosion...
    $26.80
    $56.03
    $26.80
  • Sea-Dog 16 AWG Green Primary Wire - 25' [8016040]
    Sea-Dog

    Sea-Dog 16 AWG Green Primary Wire - 25' [8016040]

    $11.28
    $21.89
    $11.28
    16 AWG Green Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $11.28
    $21.89
    $11.28
  • Sea-Dog 8 AWG Red Primary Wire - 25' [8008020]
    Sea-Dog

    Sea-Dog 8 AWG Red Primary Wire - 25' [8008020]

    $45.15
    $103.96
    $45.15
    8 AWG Red Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $45.15
    $103.96
    $45.15
  • Sea-Dog 14 AWG Grey Primary Wire - 100' [8014112]
    Sea-Dog

    Sea-Dog 14 AWG Grey Primary Wire - 100' [8014112]

    $35.27
    $80.60
    $35.27
    14 AWG Grey Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for corrosion...
    $35.27
    $80.60
    $35.27
  • Sea-Dog 16 AWG Yellow Primary Wire - 100' [8016032]
    Sea-Dog

    Sea-Dog 16 AWG Yellow Primary Wire - 100' [8016032]

    $26.80
    $56.03
    $26.80
    16 AWG Yellow Primary Wire -100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for corrosion...
    $26.80
    $56.03
    $26.80
  • Sea-Dog 14 AWG Red Primary Wire - 100' [8014022]
    Sea-Dog

    Sea-Dog 14 AWG Red Primary Wire - 100' [8014022]

    $35.27
    $80.60
    $35.27
    14 AWG Red Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $35.27
    $80.60
    $35.27
  • Sea-Dog 8 AWG White Primary Wire - 25' [8008050]
    Sea-Dog

    Sea-Dog 8 AWG White Primary Wire - 25' [8008050]

    $45.15
    $103.96
    $45.15
    8 AWG White Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $45.15
    $103.96
    $45.15
  • Sea-Dog 14 AWG Red Primary Wire - 250' [8014024]
    Sea-Dog

    Sea-Dog 14 AWG Red Primary Wire - 250' [8014024]

    $80.43
    $186.99
    $80.43
    14 AWG Red Primary Wire - 250'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $80.43
    $186.99
    $80.43
  • Sea-Dog 10 AWG Red Primary Wire - 25' [8010020]
    Sea-Dog

    Sea-Dog 10 AWG Red Primary Wire - 25' [8010020]

    $31.03
    $72.76
    $31.03
    10 AWG Red Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $31.03
    $72.76
    $31.03
  • Sea-Dog 14 AWG Black Primary Wire - 250' [8014014]
    Sea-Dog

    Sea-Dog 14 AWG Black Primary Wire - 250' [8014014]

    $80.43
    $186.99
    $80.43
    14 AWG Black Primary Wire - 250'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $80.43
    $186.99
    $80.43
  • Sea-Dog 10 AWG Green Primary Wire - 25' [8010040]
    Sea-Dog

    Sea-Dog 10 AWG Green Primary Wire - 25' [8010040]

    $31.03
    $72.76
    $31.03
    10 AWG Green Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $31.03
    $72.76
    $31.03
  • Sea-Dog 6 AWG Yellow Battery Cable - 25' [8006030]
    Sea-Dog

    Sea-Dog 6 AWG Yellow Battery Cable - 25' [8006030]

    $55.02
    $128.63
    $55.02
    6 AWG Yellow Battery Cable - 25'Tinned Copper Stranded Wire. Battery Cable is available in all colors in accordance with ABYC standard. 600V 105°C DRY (75°C WET) and oil resistant. UL Listed Boat Cable. Made in the U.S.A.WARNING: This product can expose you to...
    $55.02
    $128.63
    $55.02
  • Sea-Dog 14 AWG Black Primary Wire - 25' [8014010]
    Sea-Dog

    Sea-Dog 14 AWG Black Primary Wire - 25' [8014010]

    $11.28
    $23.78
    $11.28
    14 AWG Black Primary Wire - 25'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $11.28
    $23.78
    $11.28
  • Sea-Dog 10 AWG Yellow Primary Wire - 100' [8010032]
    Sea-Dog

    Sea-Dog 10 AWG Yellow Primary Wire - 100' [8010032]

    $71.96
    $166.14
    $71.96
    10 AWG Yellow Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $71.96
    $166.14
    $71.96
  • Sea-Dog 4 AWG Black Battery Cable - 50' [8004011]
    Sea-Dog

    Sea-Dog 4 AWG Black Battery Cable - 50' [8004011]

    $136.87
    $318.95
    $136.87
    4 AWG Black Battery Cable - 50'Tinned Copper Stranded Wire. Battery Cable is available in all colors in accordance with ABYC standard. 600V 105°C DRY (75°C WET) and oil resistant. UL Listed Boat Cable. Made in the U.S.A.All 4 AWG- 4/0 AWG cables are...
    $136.87
    $318.95
    $136.87
  • Sea-Dog 10 AWG Brown Primary Wire - 100' [8010072]
    Sea-Dog

    Sea-Dog 10 AWG Brown Primary Wire - 100' [8010072]

    $71.96
    $166.14
    $71.96
    10 AWG Brown Primary Wire - 100'Tinned Copper Stranded Wire. Sea-Dog Marine Wire™ is offered in all gauges and colors for primary marine wire applications. All 18 AWG - 6 AWG wire is designed and manufactured for marine use with tinned copper wire for...
    $71.96
    $166.14
    $71.96