Electrical - Circuit Breakers
Marine circuit breakers are essential components designed to protect your boat's electrical systems from overloads, short circuits, and potential equipment damage. Engineered for demanding freshwater and saltwater environments, today's marine circuit breakers feature durable, corrosion-resistant construction and reliable resettable protection to help maintain safe and efficient power distribution onboard. From surface-mount breakers and panel-mount models to high-amperage protection for batteries, trolling motors, windlasses, pumps, and marine electronics, these components provide dependable protection for a wide range of vessel applications. Marine-rated circuit breakers are built to withstand vibration, moisture, and harsh conditions while delivering consistent performance when your electrical system needs it most. Whether you're installing new equipment, upgrading your electrical system, or replacing existing components, the right circuit breaker helps protect valuable onboard electronics and improve overall reliability. Featuring premium products from trusted marine manufacturers, our Electrical – Circuit Breakers collection delivers the quality and performance serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal circuit breaker for your vessel.
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- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
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Vendor:Blue Sea Systems
Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus [5025]
- $62.77
$87.59- $62.77
- Unit price
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5025 ST Blade Fuse Block with Cover - 6 Circuit with Negative Bus Features: Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG requirements for insulation Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and...- $62.77
$87.59- $62.77
- Unit price
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Vendor:Egis Mobile Electric
Egis 40A Push Button Circuit Breaker - Reset Only [4712-40]
- $42.33
$61.76- $42.33
- Unit price
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40A Push Button Circuit Breaker - Reset OnlyFeatures: Weatherproof Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical system installation 32 Vdc Rating easily supports 12 and 24 Vdc applications. Meets ABYC E-11 Interrupt Requirements High Interrupt...- $42.33
$61.76- $42.33
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Vendor:Bluewater
Bluewater 6 Position Beaker Block w/Cover [3200-2001-006]
- $40.15
$0.00- $40.15
- Unit price
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6 Position Beaker Block with CoverA circuit breaker block is the smarter alternative to a traditional fuse box. Instead of worrying about blown fuses, each circuit is protected by a resettable thermal breaker. If one trips, simply press the breaker and restore power instantly—no...- $40.15
$0.00- $40.15
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Vendor:Bluewater
Bluewater 60 Amp Surface Mount Circuit Breaker [77000-9900-060]
- $46.84
$0.00- $46.84
- Unit price
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60 Amp Surface Mount Circuit BreakerOur high-amp circuit breakers deliver reliable protection for heavy-duty marine, RV, truck, and bus electrical systems. Available in multiple reset styles, these breakers safeguard auxiliary and accessory circuits with confidence.Features: Configuration: Switchable/Manual reset Voltage Compatibility: Works with 12V, 24V,...- $46.84
$0.00- $46.84
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Vendor:Blue Sea Systems
Blue Sea 7086 80 Amp Circuit Breaker Panel Mount 285 Series [7086]
- $86.13
$116.79- $86.13
- Unit price
- / per
285-Series Circuit Breaker Panel Mount - 80A Drop in replacement for 185-Series Circuit Breakers Visible reset lever shows open condition "Trip Free" - cannot be held closed after tripWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the...- $86.13
$116.79- $86.13
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Vendor:Blue Sea Systems
Blue Sea 7251 C-Series Double Pole Circuit Breaker - 50A [7251]
- $148.92
$202.94- $148.92
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- / per
C-Series TogglePN: 7251Poles: 2Color: WhiteAmperage: 50AFeatures: 5,000 Ampere interrupt capacity to meet ABYC requirements for 120/240 Volt 50 Ampere main protection Double pole used as 120 volt AC main circuit breaker to switch hot to neutral Triple pole used as 240 volt AC main circuit breaker to switch...- $148.92
$202.94- $148.92
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Vendor:Blue Sea Systems
Blue Sea 7241 A-Series Double Pole Toggle - 50A - Black [7241]
- $77.37
$105.11- $77.37
- Unit price
- / per
A-Series Toggle Double PolePN: 7241Poles: 2Color: BlackAmperage: 50AFeatures: Meets American Boat and Yacht Council (ABYC) standards UL 1077 recognized, TUV certified, CE marked for Europe and CSA certified for Canada The industry standard circuit breaker for Blue Sea Systems electrical panels Combines switching and circuit protection into a...- $77.37
$105.11- $77.37
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Vendor:Blue Sea Systems
Blue Sea 7400 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 5 Amp [7400]
- $43.79
$58.39- $43.79
- Unit price
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Single Pole Small Case 2" Flat Rocker Circuit BreakerPN: 7400Amperage: 5 AmpFeatures: Color actuator indicates "OFF" position "Trip Free" design cannot be held "ON" during fault current condition Specifications Circuit Breaker Type Magnetic Hydraulic - Trip Free Maximum Voltage 250 Volts AC / 80 Volts...- $43.79
$58.39- $43.79
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Vendor:Blue Sea Systems
Blue Sea 7142 187 - Series Thermal Circuit Breaker - 80Amp [7142]
- $134.32
$183.96- $134.32
- Unit price
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187 - Series Thermal Circuit Breakers - Surface Mount80 Amp Circuit BreakerPN: 7142Features: Combines switching and circuit protection into a single device All components meet SAE J1171 external ignition protection requirements Clear, single lever operation "Trip Free" design cannot be held "ON" during fault current...- $134.32
$183.96- $134.32
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Vendor:Blue Sea Systems
Blue Sea 5028 ST Blade Fuse Block w/ Cover - 6 Circuit without Negative Bus [5028]
- $54.01
$75.91- $54.01
- Unit price
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5028ST Blade Fuse Block w/ Cover6 Circuit w/out Negative Bus Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG requirements for insulation Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and ATC fast acting...- $54.01
$75.91- $54.01
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7200 AC / DC Single Pole Magnetic World Circuit Breaker - 5 Amp [7200]
- $37.95
$51.09- $37.95
- Unit price
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AC / DC Single Pole Magnetic World Circuit BreakerThe World Circuit Breaker meets all American Boat and Yacht Council (ABYC) Standards, is UL 1077 Recognized, TUV Certified, CE marked for Europe, and CSA Certified for Canada.PN: 7200Color: BlackAmperage: 5 AmpDelay: StandardFeatures: The industry standard circuit breaker for Blue...- $37.95
$51.09- $37.95
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Vendor:Egis Mobile Electric
Egis 300A Circuit Breaker - 87 Series - Surface Mount [4704-300]
- $103.65
$172.59- $103.65
- Unit price
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300A Circuit Breaker - 87 Series - Surface MountFeatures: Sealed Against Dust & Water Intrusion to ensure reliable circuit protection for the life of the electrical system installation. High Voltage Rating easily supports 12 and 24 Vdc applications while offering advanced protection for 36...- $103.65
$172.59- $103.65
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Vendor:Blue Sea Systems
Blue Sea 7445 UL-489 Circuit Breaker - 50A Flat Rocker [7445]
- $67.15
$90.51- $67.15
- Unit price
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7445 UL-489 Circuit Breaker - 50A Flat RockerSuitable for use when UL-489 specifications are required (Navy, Army, or Coast Guard vessels, and other vessels covered under CFR 46).Specifications: Amperage: 50A DC Actuator Style: Flat Rocker Poles: 1 Maximum Voltage: 80V DC Circuit Breaker Type:...- $67.15
$90.51- $67.15
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative Bus [5054]
- $173.74
$236.52- $173.74
- Unit price
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ST CLB Circuit Breaker Block - 12 Position w/Negative BusFeatures Quick connect clips allow circuit breakers to snap easily into place Tin-plated copper busses and screw terminals Clear insulating cover with square format label recesses, satisfies ABYC/USCG insulation requirements Easy to open clip on...- $173.74
$236.52- $173.74
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Vendor:Blue Sea Systems
Blue Sea 7059 30A Push Button Thermal with Quick Connect Terminals [7059]
- $10.21
$13.13- $10.21
- Unit price
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7059Push Button Thermal with Quick Connect Terminals30A Ideal for 24-hour circuit protection Incorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution Panels Push to reset operation "Trip Free" design cannot be held "ON" during fault current condition Ignition protected...- $10.21
$13.13- $10.21
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Vendor:Blue Sea Systems
Blue Sea 7157 Short Stop Circuit Breaker - 50A [7157]
- $16.05
$21.16- $16.05
- Unit price
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7157 Short Stop Circuit Breaker - 50A Corrosion Resistant Material IP 64 Water Resistant Boot Push to Reset Only Interrupt Capacity: 2,500A @ 28VDC Red insulating boot included in retail package Specifications Amperage: 50A DC Maximum Voltage: 28V DC Interrupt Capacity: 2500A @ 28V...- $16.05
$21.16- $16.05
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Vendor:Blue Sea Systems
Blue Sea 7187 100 Amp Circuit Breaker Surface Mount 285 Series [7187]
- $86.13
$116.79- $86.13
- Unit price
- / per
285-Series Thermal Circuit Breaker Surface Mount, 100A Drop-in replacement for 185-series Circuit Breakers Visible reset lever shows open condition "Trip Free" - cannot be held closed after tripWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State...- $86.13
$116.79- $86.13
- Unit price
- / per
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Vendor:Blue Sea Systems
Blue Sea 7184 60 Amp Circuit Breaker Surface Mount 285 Series [7184]
- $86.13
$116.79- $86.13
- Unit price
- / per
285-Series Thermal Circuit Breaker Surface Mount, 60A Drop-in replacement for 185-series Circuit Breakers Visible reset lever shows open condition "Trip Free" - cannot be held closed after tripWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State...- $86.13
$116.79- $86.13
- Unit price
- / per
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Vendor:Blue Sea Systems
Blue Sea 7186 80 Amp Circuit Breaker Surface Mount 285 Series [7186]
- $86.13
$116.79- $86.13
- Unit price
- / per
285-Series Thermal Circuit Breaker Surface Mount, 80A Drop-in replacement for 185-series Circuit Breakers Visible reset lever shows open condition "Trip Free" - cannot be held closed after tripWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State...- $86.13
$116.79- $86.13
- Unit price
- / per
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Vendor:Blue Sea Systems
Blue Sea 7220 AC / DC Single Pole Magnetic World Circuit Breaker - 30 Amp [7220]
- $33.57
$45.25- $33.57
- Unit price
- / per
AC / DC Single Pole Magnetic World Circuit BreakerThe World Circuit Breaker meets all American Boat and Yacht Council (ABYC) Standards, is UL 1077 Recognized, TUV Certified, CE marked for Europe, and CSA Certified for Canada.PN: 7220Color: BlackAmperage: 30 AmpDelay: StandardFeatures: The industry standard circuit breaker for Blue...- $33.57
$45.25- $33.57
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![Blue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative Bus [5054]](http://www.dbmarinesupplies.com/cdn/shop/files/51812XL_533x.jpg?v=1682674875)
![Blue Sea 7157 Short Stop Circuit Breaker - 50A [7157]](http://www.dbmarinesupplies.com/cdn/shop/files/68722XL_533x.jpg?v=1682711041)