Skip to content
Close menu
Home
All Collection
Instruments
MN & I -1
Gauges
Accessories
Autopilots
Radars
Gauge Accessories
MN & I -2
Cameras & Night Vision
GPS - Fishfinder Combos
Transducers
Transducer Accessories
Network Cables & Modules
Instruments
Safety
Marine Safety -01
EPIRBS
Safety Light
Medical Kits
Fume Detectors
Personal Locator Beacons
Marine Safety -02
Accessories
Personal Flotation Device
Waterproof Bags & Cases
Man Overboard Device
Immersion/Dry/Work Suits
Flotation Coats/Pants
Boat Parts
BA & P -01
Hull Protection
Steering System
Display Mounts
Trolling Motors
Hatch Lifts
Propeller
Horns
BA & P -02
Windshield Wipers
Rod Holders
Shore Power
Deck/Galley
Trim Tabs
Seating
Mirrors
BA & P -03
Adhesive/Sealants
Bow Thrusters
Winter Covers
Fuel Systems
Antifouling
Jack Plates
Anodes
BA & P -04
Radar/TV Mounts
Fuel Management
Security Systems
Engine Controls
Non-Skid Paint
Tools
BA & P -05
Trolling Motor Accessories
Trim Tab Accessories
Gauge Accessories
Accessories
Cleaning
Gauges
Electrical
E&N -01
Busbars, Connectors & Insulators
Meters & Monitoring
Fuse Blocks & Fuses
Circuit Breakers
E&N -02
Battery Management
Battery Chargers
Battery Isolators
Electrical Panels
E&N -03
Charger/Inverter Combos
Switches & Accessories
DC to DC Converters
Inverters
E&N -04
Wire Management
Shore Power
Terminals
Wire
E&N -05
Solar Panels
Accessories
Alternators
Tools
Docking
A & D -1
Fender Covers
Anchors
Docking Accessories
Anchoring Accessories
Windlass Accessories
A & D -2
Rope & Chain
Windlasses
Fenders
Bumpers/Guards
Buoys
Fender Accessories
A & D -3
Ladders
Dock Line
Piling Caps
Cleats
Mooring Whips
Communication
Com -01
Antenna Mounts & Accessories
Mobile Broadband
Cellular Amplifiers
Loud Hailers
CB Radios
Com -02
Satellite Telephone
Single Side Band
VHF - Handheld
Hailer Horns
Accessories
Antenna
Blog
Log in
Facebook
YouTube
Pinterest
Cart
Close cart
Your cart is currently empty.
Pause slideshow
Play slideshow
Explore The Marine King Collections with our Price Match Promise + Save 5% Extra Code: TMK5
Home
All Collection
Instruments
MN & I -1
Gauges
Accessories
Autopilots
Radars
Gauge Accessories
MN & I -2
Cameras & Night Vision
GPS - Fishfinder Combos
Transducers
Transducer Accessories
Network Cables & Modules
Instruments
Safety
Marine Safety -01
EPIRBS
Safety Light
Medical Kits
Fume Detectors
Personal Locator Beacons
Marine Safety -02
Accessories
Personal Flotation Device
Waterproof Bags & Cases
Man Overboard Device
Immersion/Dry/Work Suits
Flotation Coats/Pants
Boat Parts
BA & P -01
Hull Protection
Steering System
Display Mounts
Trolling Motors
Hatch Lifts
Propeller
Horns
BA & P -02
Windshield Wipers
Rod Holders
Shore Power
Deck/Galley
Trim Tabs
Seating
Mirrors
BA & P -03
Adhesive/Sealants
Bow Thrusters
Winter Covers
Fuel Systems
Antifouling
Jack Plates
Anodes
BA & P -04
Radar/TV Mounts
Fuel Management
Security Systems
Engine Controls
Non-Skid Paint
Tools
BA & P -05
Trolling Motor Accessories
Trim Tab Accessories
Gauge Accessories
Accessories
Cleaning
Gauges
Electrical
E&N -01
Busbars, Connectors & Insulators
Meters & Monitoring
Fuse Blocks & Fuses
Circuit Breakers
E&N -02
Battery Management
Battery Chargers
Battery Isolators
Electrical Panels
E&N -03
Charger/Inverter Combos
Switches & Accessories
DC to DC Converters
Inverters
E&N -04
Wire Management
Shore Power
Terminals
Wire
E&N -05
Solar Panels
Accessories
Alternators
Tools
Docking
A & D -1
Fender Covers
Anchors
Docking Accessories
Anchoring Accessories
Windlass Accessories
A & D -2
Rope & Chain
Windlasses
Fenders
Bumpers/Guards
Buoys
Fender Accessories
A & D -3
Ladders
Dock Line
Piling Caps
Cleats
Mooring Whips
Communication
Com -01
Antenna Mounts & Accessories
Mobile Broadband
Cellular Amplifiers
Loud Hailers
CB Radios
Com -02
Satellite Telephone
Single Side Band
VHF - Handheld
Hailer Horns
Accessories
Antenna
Blog
Log in
Search
Site navigation
Cart
Search
"Close (esc)"
Home
/
Boat Circuit Breakers
Filter
Close menu
Availability
In stock
(276)
Out of stock
(0)
Price
Brand
BEP Marine
(4)
Blue Sea Systems
(211)
Bluewater
(27)
Egis Mobile Electric
(28)
Garmin
(1)
Sea-Dog
(5)
Product type
Circuit Breakers
(276)
Filter
276 products
Sort
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
276 products
Sale
Blue Sea 7443 UL-489 Circuit Breaker - 20A Flat Rocker [7443]
Blue Sea Systems
Regular price
$63.99
Sale price
$45.95
Save 28%
Sale
Blue Sea 7456 UL-489 Circuit Breaker - 15A Flat Rocker [7456]
Blue Sea Systems
Regular price
$63.99
Sale price
$45.95
Save 28%
Sale
Blue Sea 7457 UL-489 Circuit Breaker - 20A Flat Rocker [7457]
Blue Sea Systems
Regular price
$63.99
Sale price
$45.95
Save 28%
Sale
Blue Sea 3119 SMS Surface Mount System Panel Enclosure - 120/240V AC / 50A ELCI Main - 1 Blank Circuit Position [3119]
Blue Sea Systems
Regular price
$1,273.99
Sale price
$741.95
Save 42%
Sale
Blue Sea 7205 AC / DC Single Pole Magnetic World Circuit Breaker - 10 Amp [7205]
Blue Sea Systems
Regular price
$31.99
Sale price
$22.95
Save 28%
Sale
Blue Sea 7540 C-Series Flat Rocker Circuit Breaker - Single Pole - 5A [7540]
Blue Sea Systems
Regular price
$69.99
Sale price
$49.95
Save 29%
Sale
Blue Sea 7541 C-Series Flat Rocker Circuit Breaker - Single Pole - 10A [7541]
Blue Sea Systems
Regular price
$69.99
Sale price
$49.95
Save 29%
Sale
Blue Sea 7256 C-Series Double Pole Circuit Breaker - 80A [7256]
Blue Sea Systems
Regular price
$192.99
Sale price
$126.95
Save 34%
Sale
Blue Sea 7355 C-Series Toggle Single Pole - 30A [7355]
Blue Sea Systems
Regular price
$79.99
Sale price
$56.95
Save 29%
Sale
Blue Sea 7233 A-Series Double Pole Toggle - 10AMP - White [7233]
Blue Sea Systems
Regular price
$73.99
Sale price
$52.95
Save 28%
Bluewater 100 Amp Surface Mount Circuit Breaker [77000-9900-100]
Bluewater
$32.08
Bluewater 130 Amp Panel Mount Circuit Breaker [77000-9600-130]
Bluewater
$32.08
Sale
BEP 24-Hour Essential Circuits Module - 2 x 10A [706-2W]
BEP Marine
Regular price
$97.99
Sale price
$64.95
Save 34%
Sale
BEP 24-Hour Essential Circuits Module - 1 x 5A [706-4W]
BEP Marine
Regular price
$179.99
Sale price
$110.95
Save 38%
Sale
Blue Sea 7410 A-Series Flat Rocker Circuit Breaker - Double Pole - 10A [7410]
Blue Sea Systems
Regular price
$79.99
Sale price
$56.95
Save 29%
Sale
Blue Sea 7365 C-Series Double Pole Circuit Breaker - 30A [7365]
Blue Sea Systems
Regular price
$192.99
Sale price
$126.95
Save 34%
Sale
Blue Sea 7402 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 10 Amp [7402]
Blue Sea Systems
Regular price
$40.99
Sale price
$28.95
Save 29%
Sale
Blue Sea 7248 C-Series Toggle Single Pole - 80A [7248]
Blue Sea Systems
Regular price
$79.99
Sale price
$56.95
Save 29%
Sale
Blue Sea 7542 C-Series Flat Rocker Circuit Breaker - Single Pole - 15A [7542]
Blue Sea Systems
Regular price
$67.99
Sale price
$48.95
Save 28%
Sale
Blue Sea 7454 UL-489 Circuit Breaker - 5A Flat Rocker [7454]
Blue Sea Systems
Regular price
$63.99
Sale price
$45.95
Save 28%
Sale
Blue Sea 7136 187 - Series Thermal Circuit Breaker - 30Amp [7136]
Blue Sea Systems
Regular price
$141.99
Sale price
$93.95
Save 34%
Sale
Blue Sea 7063 ATO/ATC-Style Low Profile Circuit Breaker - 2-Pack - 7.5 Amp [7063]
Blue Sea Systems
Regular price
$15.99
Sale price
$10.95
Save 32%
Sale
Blue Sea 7206 AC/DC Single Pole Magnetic World Circuit Breaker - 10AMP [7206]
Blue Sea Systems
Regular price
$31.99
Sale price
$22.95
Save 28%
Sale
Blue Sea 7547 C-Series Flat Rocker Circuit Breaker - Single Pole - 60A [7547]
Blue Sea Systems
Regular price
$69.99
Sale price
$49.95
Save 29%
Sale
Blue Sea 7475 C-Series Flat Rocker Circuit Breakers, Single and Double Pole - 150 Amp [7475]
Blue Sea Systems
Regular price
$246.99
Sale price
$162.95
Save 34%
Sale
Blue Sea 7287 C-Series Triple Pole Circuit Breaker - 50A [7287]
Blue Sea Systems
Regular price
$247.99
Sale price
$163.95
Save 34%
Sale
Blue Sea 7258 C-Series Double Pole Circuit Breaker - 100A [7258]
Blue Sea Systems
Regular price
$197.99
Sale price
$130.95
Save 34%
Sale
Blue Sea 7299 AC / DC Single Pole Magnetic World Circuit Breaker - 8 Amp [7299]
Blue Sea Systems
Regular price
$31.99
Sale price
$22.95
Save 28%
Sale
Blue Sea 7053 7A Push Button Thermal with Quick Connect Terminals [7053]
Blue Sea Systems
Regular price
$8.99
Sale price
$6.95
Save 23%
Sale
Blue Sea 7218 AC/DC Single Pole Magnetic World Circuit Breaker - 25AMP [7218]
Blue Sea Systems
Regular price
$31.99
Sale price
$22.95
Save 28%
Sale
Blue Sea 7050 3A Push Button Thermal with Quick Connect Terminals [7050]
Blue Sea Systems
Regular price
$8.99
Sale price
$6.95
Save 23%
Bluewater 35 Amp Panel Mount Circuit Breaker [77000-9600-035]
Bluewater
$32.08
Bluewater 6 Position Beaker Block w/Cover [3200-2001-006]
Bluewater
$27.50
Bluewater 12 Position Beaker Block w/Cover [3200-2001-012]
Bluewater
$38.96
Bluewater 130 Amp Surface Mount Circuit Breaker [77000-9900-130]
Bluewater
$32.08
Bluewater 60 Amp Panel Mount Circuit Breaker [77000-9600-060]
Bluewater
$32.08
Bluewater 110 Amp Surface Mount Circuit Breaker [77000-9900-110]
Bluewater
$32.08
Bluewater 90 Amp Surface Mount Circuit Breaker [77000-9900-090]
Bluewater
$32.08
Sale
Blue Sea 7414 A-Series Flat Rocker Circuit Breaker - Double Pole - 30A [7414]
Blue Sea Systems
Regular price
$79.99
Sale price
$56.95
Save 29%
Bluewater 30 Amp Panel Mount Circuit Breaker [77000-9600-030]
Bluewater
$32.08
Bluewater 50 Amp Panel Mount Circuit Breaker [77000-9600-050]
Bluewater
$32.08
Bluewater 80 Amp Surface Mount Circuit Breaker [77000-9900-080]
Bluewater
$32.08
Bluewater 50 Amp Surface Mount Circuit Breaker [77000-9900-050]
Bluewater
$32.08
Bluewater 90 Amp Panel Mount Circuit Breaker [77000-9600-090]
Bluewater
$32.08
Bluewater 60 Amp Surface Mount Circuit Breaker [77000-9900-060]
Bluewater
$32.08
Bluewater 70 Amp Surface Mount Circuit Breaker [77000-9900-070]
Bluewater
$32.08
Bluewater 150 Amp Surface Mount Circuit Breaker [77000-9900-150]
Bluewater
$32.08
Bluewater 110 Amp Panel Mount Circuit Breaker [77000-9600-110]
Bluewater
$32.08
1
2
3
…
6
Next
Boat Accessories
Boat Steering Systems
Electrical - Busbars, Connectors & Insulators
Boat Cleaning Supplies
Boat Outfitting - Tools
Speaker For Boats
Boat Battery Chargers
Boat Trolling Motor Accessories
Boat Lighting - Flood/Spreader Lights
Marine First Aid Kits
Marine Cameras & Night Vision
Boat Outfitting - Gauges
Marine GPS Fishfinder Combos
Anchoring & Docking - Buoys
Marine Fume Detectors
Handheld VHF Radio
Blog posts
View all
Jul 16, 2025
Boat Trim Gauge - The Basics
Mar 15, 2025
Marine Traffic vs Vessel Finder: Navigating the Waters of Maritime Tracking
Aug 09, 2024
The Blobfish: Misunderstood Deep-Sea Marvel
Aug 09, 2024
Canoe vs Kayak for Fishing: Choosing the Ultimate Angling Vessel
Aug 06, 2024
Simrad vs Garmin: Which is the Best Marine Navigation System?
Aug 02, 2024
Anchoring at Night: Ultimate Guide
Jul 30, 2024
Canoe vs Kayak: Choosing the Right Watercraft for Your Adventure
Jul 29, 2024
What Is One Part of a Regular Vessel and Engine Maintenance Program?
Jul 29, 2024
What Is Needed for Steering Control on a PWC?
Jul 29, 2024
Types of Boats: From Sailboats to Speedboats - Everything You Need To Know
Jul 29, 2024
Tritoon vs Pontoon Boats: How Do They Compare?
Jul 29, 2024
The Secrets of Luring and Capturing Bass - Bass Fishing Tips
TOP TRENDING ↝
Boat Cleaning Supplies
Marine Autopilots
Marine Transducers
Trolling Motors
Marine First Aid Kits
Marine Radars
Boat Parts
Marine GPS Fishfinder Combos
Marine Plumbing & Ventilation - Bilge Pumps
Lighting
Marine Navigation & Instruments - GPS - Chartplotters
Marine Flotation Coats & Pants
Marine Personal Flotation Devices
Marine Portable Toilets
Marine Navigation & Instruments - Compasses
"Close (esc)"