Circuit Breakers

Protect your onboard electrical system with dependable circuit protection.

Shop marine circuit breakers, DC circuit breakers, thermal breakers, resettable breakers, high-amperage breakers, panel-mount breakers and circuit-protection accessories for sailboats, powerboats, yachts and other marine applications.

Protect the circuit. Manage the power. Adventure with confidence.

349 products

  • Blue Sea 7138 187 Series Thermal Circuit Breaker 40Amp 7138
    Blue Sea 7138 187 Series Thermal Circuit Breaker 40Amp 7138
    Save $11.00 USD
    Blue Sea Systems

    Blue Sea 7138 187 - Series Thermal Circuit Breaker - 40Amp [7138]

    $114.99 USD
    $114.99 USD $125.99 USD

    187 - Series Thermal Circuit Breakers - Surface Mount40 Amp Circuit BreakerPN:  7138Features: Combines switching and circuit protection into a single device All components meet SAE J1171...
  • Blue Sea 5026 ST Blade Fuse Block wCover 12 Circuit wNegative Bus 5026
    Blue Sea 5026 ST Blade Fuse Block wCover 12 Circuit wNegative Bus 5026
    Save $2.00 USD
    Blue Sea Systems

    Blue Sea 5026 ST Blade Fuse Block w/Cover - 12 Circuit w/Negative Bus [5026]

    $71.99 USD
    $71.99 USD $73.99 USD

    5026 ST Blade Fuse Block with Cover - 12 Circuit with Negative Bus Features: Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG...
  • Blue Sea 7242 ASeries Double Pole Toggle 50AMP White 7242
    Blue Sea 7242 ASeries Double Pole Toggle 50AMP White 7242
    Save $2.00 USD
    Blue Sea Systems

    Blue Sea 7242 A-Series Double Pole Toggle - 50AMP - White [7242]

    $69.99 USD
    $69.99 USD $71.99 USD

    7242 A-Series Double Pole Toggle - 50AMP - WhitePoles: 2Color: WhiteAmperage: 50AMPFeatures: Meets American Boat and Yacht Council (ABYC) standards UL 1077 recognized, TUV certified, CE...
  • Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker 10 Amps 2132
    Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker 10 Amps 2132
    Blue Sea Systems

    Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 10 Amps [2132]

    $10.99 USD
    $10.99 USD $0.00 USD

    Push Button Reset Only Screw Terminal Circuit Breaker - 10 AmpsFeatures: Branch circuit breakers (can also be used for 24-hour circuit protection) Quick connect terminal style...
  • Egis 50A Push Button Circuit Breaker Reset Only 471250
    Egis 50A Push Button Circuit Breaker Reset Only 471250
    Save $0.31 USD
    Egis Mobile Electric

    Egis 50A Push Button Circuit Breaker - Reset Only [4712-50]

    $41.99 USD
    $41.99 USD $42.30 USD

    50A Push Button Circuit Breaker - Reset OnlyFeatures: Weatherproof Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical system...
  • Egis 40A Circuit Breaker 87 Series Panel Mount 4707040
    Egis 40A Circuit Breaker 87 Series Panel Mount 4707040
    Save $17.41 USD
    Egis Mobile Electric

    Egis 40A Circuit Breaker - 87 Series - Panel Mount [4707-040]

    $73.99 USD
    $73.99 USD $91.40 USD

    40A Circuit Breaker - 87 Series - Panel MountFeatures: Sealed Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical...
  • Egis 70A Circuit Breaker 87 Series Panel Mount 4707070
    Egis 70A Circuit Breaker 87 Series Panel Mount 4707070
    Save $17.41 USD
    Egis Mobile Electric

    Egis 70A Circuit Breaker - 87 Series - Panel Mount [4707-070]

    $73.99 USD
    $73.99 USD $91.40 USD

    70A Circuit Breaker - 87 Series - Panel MountFeatures: Sealed Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical...
  • Egis 40A Push Button Circuit Breaker Reset Only 471240
    Egis 40A Push Button Circuit Breaker Reset Only 471240
    Save $0.31 USD
    Egis Mobile Electric

    Egis 40A Push Button Circuit Breaker - Reset Only [4712-40]

    $41.99 USD
    $41.99 USD $42.30 USD

    40A Push Button Circuit Breaker - Reset OnlyFeatures: Weatherproof Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical system...
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