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 7046 187 - Series Thermal Circuit Breaker - 120Amp [7046]
- $129.53
$177.40- $129.53
- Unit price
- / per
187 - Series Thermal Circuit Breakers - Panel Mount120 Amp Circuit BreakerPN: 7046Features: 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...- $129.53
$177.40- $129.53
- Unit price
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Vendor:Egis Mobile Electric
Egis 100A Surface Mount Circuit Breaker - 285 Series [4703-100]
- $39.41
$56.60- $39.41
- Unit price
- / per
100A Surface Mount Circuit Breaker - 285 SeriesThis 100A Egis circuit breaker protects electrical circuits from short-circuit events and over-current loads, preventing wire insulation overheating and subsequent destruction.Applications: Automatic circuit protection and manual on/off switching combine dual functionality in one reliable and compact solution...- $39.41
$56.60- $39.41
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7429 Single Pole Small Case 2" Slot Reset Rocker Circuit Breaker - 20 Amp [7429]
- $42.23
$57.72- $42.23
- Unit price
- / per
Single Pole Small Case 2" Slot Reset Rocker Circuit BreakerPN: 7429Amperage: 20 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...- $42.23
$57.72- $42.23
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Vendor:Blue Sea Systems
Blue Sea 7081 30 Amp Circuit Breaker Panel Mount 285 Series [7081]
- $83.06
$112.63- $83.06
- Unit price
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285-Series Circuit Breaker Panel Mount - 30A 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...- $83.06
$112.63- $83.06
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7063 ATO/ATC-Style Low Profile Circuit Breaker - 2-Pack - 7.5 Amp [7063]
- $12.66
$16.88- $12.66
- Unit price
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7063 ATO/ATC-Style Low Profile Circuit Breaker - 2-Pack - 7.5 Amp Use a manually resettable circuit breaker instead of an ATO or ATC fuse.Features: Drop in replacement for ATO and ATC blade style fuses Manual push button reset complies with ABYC circuit protection requirements Compatible...- $12.66
$16.88- $12.66
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Vendor:Blue Sea Systems
Blue Sea 7456 UL-489 Circuit Breaker - 15A Flat Rocker [7456]
- $64.76
$87.28- $64.76
- Unit price
- / per
7456 UL-489 Circuit Breaker - 15A 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: 15A AC Actuator Style: Flat Rocker Poles: 1 Maximum Voltage: 240V AC Circuit Breaker Type:...- $64.76
$87.28- $64.76
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7543 C-Series Flat Rocker Circuit Breaker - Single Pole - 20A [7543]
- $70.39
$95.73- $70.39
- Unit price
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C-Series Flat Rocker Circuit Breaker - Single Pole - 20AFeatures: 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...- $70.39
$95.73- $70.39
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Vendor:Blue Sea Systems
Blue Sea 7213 AC / DC Single Pole Magnetic World Circuit Breaker - 20 Amp [7213]
- $32.37
$43.64- $32.37
- 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: 7213Color: RedAmperage: 20 AmpDelay: StandardFeatures: The industry standard circuit breaker for Blue...- $32.37
$43.64- $32.37
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Vendor:Blue Sea Systems
Blue Sea 7226 AC/DC Single Pole Magnetic World Circuit Breaker - 40AMP [7226]
- $32.37
$43.64- $32.37
- Unit price
- / per
7226 AC/DC Single Pole Magnetic World Circuit Breaker - 40AMPThe 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: 40 AmpDelay: StandardFeatures: The industry standard...- $32.37
$43.64- $32.37
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7462 UL-489 Circuit Breaker - 15A Flat Rocker [7462]
- $95.73
$130.93- $95.73
- Unit price
- / per
7462 UL-489 Circuit Breaker - 15A 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: 15A AC Actuator Style: Flat Rocker Poles: 2 Maximum Voltage: 240V AC Circuit Breaker Type:...- $95.73
$130.93- $95.73
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7082 40 Amp Circuit Breaker Panel Mount 285 Series [7082]
- $83.06
$112.63- $83.06
- Unit price
- / per
285-Series Circuit Breaker Panel Mount - 40A 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...- $83.06
$112.63- $83.06
- Unit price
- / per
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Vendor:Blue Sea Systems
Blue Sea 7141 187 - Series Thermal Circuit Breaker - 70Amp [7141]
- $129.53
$177.40- $129.53
- Unit price
- / per
187 - Series Thermal Circuit Breakers - Surface Mount70 Amp Circuit BreakerPN: 7141Features: 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...- $129.53
$177.40- $129.53
- Unit price
- / per
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Vendor:Egis Mobile Electric
Egis 150A Surface Mount Circuit Breaker - 285 Series [4703-150]
- $39.41
$56.60- $39.41
- Unit price
- / per
150A Surface Mount Circuit Breaker - 285 SeriesThis 150A Egis circuit breaker protects electrical circuits from short-circuit events and over-current loads, preventing wire insulation overheating and subsequent destruction.Applications: Automatic circuit protection and manual on/off switching combine dual functionality in one reliable and compact solution...- $39.41
$56.60- $39.41
- Unit price
- / per
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Vendor:Blue Sea Systems
Blue Sea 7139 187 - Series Thermal Circuit Breaker - 50Amp [7139]
- $129.53
$177.40- $129.53
- Unit price
- / per
187 - Series Thermal Circuit Breakers - Surface Mount50 Amp Circuit BreakerPN: 7139Features: 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...- $129.53
$177.40- $129.53
- Unit price
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Vendor:Egis Mobile Electric
Egis 250A Surface Mount 87 Series Circuit Breaker [4704-250]
- $101.36
$167.56- $101.36
- Unit price
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250A Surface Mount 87 Series Circuit BreakerThis 250A Egis circuit breaker protects electrical circuits from short-circuit events and over-current loads, preventing wire insulation overheating and subsequent destruction. Applications: Automatic circuit protection and manual on/off switching combine dual functionality in one reliable and compact solution Allows...- $101.36
$167.56- $101.36
- Unit price
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Vendor:Egis Mobile Electric
Egis 250A Panel Mount 87 Series Circuit Breaker [4707-250]
- $101.36
$167.56- $101.36
- Unit price
- / per
250A Panel Mount 87 Series Circuit BreakerThis 250A Egis Mobile 187 Series Circuit Breaker protects electrical circuits from short circuits and thermal overloads while providing robust manual circuit switching for reliable live load switching. A weatherproof case keeps the circuit protection safe from the...- $101.36
$167.56- $101.36
- Unit price
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Vendor:Bluewater
Bluewater 12 Position Beaker Block w/Cover [3200-2001-012]
- $54.86
$0.00- $54.86
- Unit price
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12 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...- $54.86
$0.00- $54.86
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7270 250A C-Series Triple Pole Toggle DC Circuit Breaker [7270]
- $243.58
$347.77- $243.58
- Unit price
- / per
C-Series Toggle DC Double PolePN: 7270Poles: 3Color: WhiteAmperage: 300AFeatures: Provides overcurrent protection for inverters, bow thrusters, and windlasses Combines switching and circuit protection into a single device "Trip Free" - cannot be held closed after trip WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which...- $243.58
$347.77- $243.58
- Unit price
- / per
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Vendor:Bluewater
Bluewater 30 Amp Surface Mount Circuit Breaker [77000-9900-030]
- $45.17
$0.00- $45.17
- Unit price
- / per
30 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,...- $45.17
$0.00- $45.17
- Unit price
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Vendor:Blue Sea Systems
Blue Sea 7269 200A Double Pole Circuit Breaker [7269]
- $195.70
$267.51- $195.70
- Unit price
- / per
C-Series Toggle DC Double PolePN: 7269Poles: 2Color: WhiteAmperage: 200AFeatures: Provides overcurrent protection for inverters, bow thrusters, and windlasses Combines switching and circuit protection into a single device "Trip Free" - cannot be held closed after trip WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which...- $195.70
$267.51- $195.70
- Unit price
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