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
- Alphabetically, Z-A
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Vendor:Blue Sea Systems
Blue Sea 7458 UL-489 Circuit Breaker - 30A Flat Rocker [7458]
- $67.15
$90.51- $67.15
- Unit price
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7458 UL-489 Circuit Breaker - 30A 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: 30A AC Actuator Style: Flat Rocker Poles: 1 Maximum Voltage: 240V AC Circuit Breaker Type:...- $67.15
$90.51- $67.15
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Vendor:Blue Sea Systems
Blue Sea 7214 AC/DC Single Pole Magnetic World Circuit Breaker - 20AMP [7214]
- $33.57
$45.25- $33.57
- Unit price
- / per
7214 AC/DC Single Pole Magnetic World Circuit Breaker - 20AMPThe 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.Color: WhiteAmperage: 20 AmpDelay: StandardFeatures: The industry standard circuit breaker for...- $33.57
$45.25- $33.57
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- / per
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Vendor:Sea-Dog
Sea-Dog Thermal AC/DC Circuit Breaker - 20 Amp [420820-1]
- $8.75
$10.29- $8.75
- Unit price
- / per
Thermal AC/DC Circuit Breaker - 20 AmpThermal AC/DC Circuit Breakers are designed to protect an electrical circuit from damage caused by excess current. Vibration and shock resistant these push-to-reset circuit breakers are an economical alternative to magnetic breakers. Unlike sacrificial fuses they have the...- $8.75
$10.29- $8.75
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Vendor:Blue Sea Systems
Blue Sea 7446 UL-489 Circuit Breaker - 100A Flat Rocker [7446]
- $67.15
$90.51- $67.15
- Unit price
- / per
7446 UL-489 Circuit Breaker - 100A 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: 100A 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 7417 A-Series Flat Rocker Circuit Breaker - Double Pole - 50A [7417]
- $83.21
$112.41- $83.21
- Unit price
- / per
A-Series Flat Rocker Circuit Breaker - Double Pole - 50AFeatures: Color actuator indicates "OFF" position "Trip Free" design cannot be held "ON" during fault current condition International ON/OFF symbols support vertical or horizontal mounting Specifications: Amperage: 50A AC / 50A DC Actuator Style: Flat...- $83.21
$112.41- $83.21
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Vendor:Blue Sea Systems
Blue Sea 7234 A-Series Double Pole Toggle - 15A - Black [7234]
- $78.83
$108.03- $78.83
- Unit price
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7234 A-Series Double Pole Toggle - 15A - Black Features: 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...- $78.83
$108.03- $78.83
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Vendor:Blue Sea Systems
Blue Sea 7222 AC/DC Single Pole Magnetic World Circuit Breaker - 30AMP [7222]
- $33.57
$45.25- $33.57
- Unit price
- / per
7222 AC/DC Single Pole Magnetic World Circuit Breaker - 30AMPThe 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.Color: WhiteAmperage: 30 AmpDelay: StandardFeatures: The industry standard circuit breaker for...- $33.57
$45.25- $33.57
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Vendor:Blue Sea Systems
Blue Sea 7403 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 15 Amp [7403]
- $43.79
$58.39- $43.79
- Unit price
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Single Pole Small Case 2" Flat Rocker Circuit BreakerPN: 7403Amperage: 15 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 7053 7A Push Button Thermal with Quick Connect Terminals [7053]
- $8.75
$11.67- $8.75
- Unit price
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7053Push Button Thermal with Quick Connect Terminals7A 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...- $8.75
$11.67- $8.75
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Vendor:Blue Sea Systems
Blue Sea 7149 200 Amp Circuit Breaker - Surface Mount [7149]
- $176.66
$240.90- $176.66
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187-Series Circuit Breaker - Surface Mount 200A Combines switching and circuit protection into a single device* Clear, single lever operation "Trip Free" design cannot be held "ON" during fault current condition Waterproof Recessed mounting holes for clean appearance Large Clearance around terminal studs accecpt...- $176.66
$240.90- $176.66
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Vendor:Blue Sea Systems
Blue Sea 7180 25 Amp Circuit Breaker Surface Mount 285 Series [7180]
- $86.13
$116.79- $86.13
- Unit price
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285-Series Thermal Circuit Breaker Surface Mount, 25A 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
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Vendor:Blue Sea Systems
Blue Sea 7405 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 25 Amp [7405]
- $43.79
$58.39- $43.79
- Unit price
- / per
Single Pole Small Case 2" Flat Rocker Circuit BreakerPN: 7405Amperage: 25 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
- Unit price
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Vendor:Blue Sea Systems
Blue Sea C-Series ELCI Main Circuit Breaker - 120/240V AC 50A [3104]
- $820.57
$1,173.92- $820.57
- Unit price
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C-Series ELCI Main Circuit Breaker - 120/240V AC 50AFeatures: Provides over current and leakage protection per ABYC E-11 for whole boat shore power protection Meets UL 1500 external ignition protection requirements Trips on short circuit, overload, or leakage to ground Front panel mount—installed in...- $820.57
$1,173.92- $820.57
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Vendor:Blue Sea Systems
Blue Sea 7299 AC / DC Single Pole Magnetic World Circuit Breaker - 8 Amp [7299]
- $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: 7299Color: WhiteAmperage: 8 AmpDelay: StandardFeatures: The industry standard circuit breaker for Blue...- $33.57
$45.25- $33.57
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7411 A-Series Flat Rocker Circuit Breaker - Double Pole - 15A [7411]
- $83.21
$112.41- $83.21
- Unit price
- / per
A-Series Flat Rocker Circuit Breaker - Double Pole - 15AFeatures: Color actuator indicates "OFF" position "Trip Free" design cannot be held "ON" during fault current condition International ON/OFF symbols support vertical or horizontal mounting Specifications: Amperage : 15A AC / 15A DC Actuator Style:...- $83.21
$112.41- $83.21
- Unit price
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Vendor:Blue Sea Systems
Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 20 Amps [2134]
- $13.13
$16.05- $13.13
- Unit price
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Push Button Reset Only Screw Terminal Circuit Breaker - 20 AmpsFeatures: Branch circuit breakers (can also be used for 24-hour circuit protection) Quick connect terminal style circuit breakers are incorporated into Blue Sea Systems WeatherDeck Waterproof Circuit Breaker Panels, Dual Battery Bank Main Distribution...- $13.13
$16.05- $13.13
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Vendor:Blue Sea Systems
Blue Sea 7549 C-Series Flat Rocker Circuit Breaker - Single Pole - 100A [7549]
- $72.99
$99.27- $72.99
- Unit price
- / per
C-Series Flat Rocker Circuit Breaker - Single Pole - 100AFeatures: Rocker actuator is flush in the "ON" position, eliminating the risk of accidential switching Color actuator indicates "OFF" position Provides overcurrent protection for inverters, bow thrusters, and windlasses Combines switching and circuit protection into...- $72.99
$99.27- $72.99
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Vendor:Blue Sea Systems
Blue Sea 7035 187 - Series Thermal Circuit Breaker - 25Amp [7035]
- $134.32
$183.96- $134.32
- Unit price
- / per
187 - Series Thermal Circuit Breakers - Panel Mount25 Amp Circuit BreakerPN: 7035Features: 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
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7042 187-Series Circuit Breaker - Panel Mount 80A [7042]
- $134.32
$183.96- $134.32
- Unit price
- / per
7042 187-Series Circuit Breaker - Panel Mount 80AFeatures: Combines switching and circuit protection into a single device* Precise, single-lever operation "Trip Free" design cannot be held "ON" during fault current condition Waterproof Recessed mounting holes for clean appearance Ample Clearance around terminal studs accepts...- $134.32
$183.96- $134.32
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7152 Short Stop Circuit Breaker - 15A [7152]
- $16.05
$20.43- $16.05
- Unit price
- / per
7152 Short Stop Circuit Breaker - 15A 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: 15A DC Maximum Voltage: 28V DC Interrupt Capacity: 2500A @ 28V...- $16.05
$20.43- $16.05
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![Blue Sea 7403 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 15 Amp [7403]](http://www.dbmarinesupplies.com/cdn/shop/files/20652XL_533x.jpg?v=1682638255)
![Blue Sea 7152 Short Stop Circuit Breaker - 15A [7152]](http://www.dbmarinesupplies.com/cdn/shop/files/68717XL_533x.jpg?v=1682710988)