Blue Sea Systems is committed to the improvement of marine electrical products and systems, such as panel systems, circuit breakers, connectors, and insulators. Blue Sea wants to satisfy their distributors, dealers and ultimately the retail customer by designing and manufacturing electrical products engineered to withstand the harsh marine environment.
Phone: 360.738.8230
Web: www.bluesea.com
We offer flat rate shipping and can help you locate hard to find items or we can recommend alternatives.
Call us today at 1-414-254-1559 for personalized service and help locating / replacing hard to find marine electrical equipment.
![Blue Sea 4321 Circuit Breaker Switch Panel 4 Position - Gray w/12V Socket Dual USB [4321]](http://cemarine.com/cdn/shop/products/75109XL_512x512.jpg?v=1576634781)
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4321 Circuit Breaker Switch Panel 4 Position - Gray with 12V Socket & Dual USB Designed for exposed mounting applications.Features: Illuminate...
View full details![Blue Sea 4320 Circuit Breaker Switch Panel 4 Position - Gray [4320]](http://cemarine.com/cdn/shop/products/75108XL_512x512.jpg?v=1576634780)
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4320 Circuit Breaker Switch Panel 4 Position - GrayDesigned for exposed mounting applications.Features: Illuminated 15A circuit breakers provide s...
View full details![Blue Sea 4309 WeatherDeck 12V DC Waterproof Switch Panel - 8 Position [4309]](http://cemarine.com/cdn/shop/products/51816XL_512x512.jpg?v=1547918345)
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WeatherDeck® 12V DC Waterproof Switch Panel - 8 Position Integrated switch guards reduce the risk of accidental switching Panels can be mounted i...
View full details![Blue Sea 4308 WeatherDeck Water Resistant Fuse Panel - 8 Position - Grey [4308]](http://cemarine.com/cdn/shop/products/20417XL_512x512.jpg?v=1547865476)
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WeatherDeck™ Water Resistant Fuse PanelPN: 4308Color: GrayFeatures: Panel front rated IP67 when properly mounted with watertight mounting gasket I...
View full details![Blue Sea 4307 WeatherDeck 12V DC Waterproof Switch Panel - 6 Position [4307]](http://cemarine.com/cdn/shop/products/51815XL_512x512.jpg?v=1547918338)
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WeatherDeck® 12V DC Waterproof Switch Panel - 6 Position Integrated switch guards reduce the risk of accidental switching Panels can be mounted i...
View full details![Blue Sea 4306 WeatherDeck Water Resistant Fuse Panel - 6 Position - Grey [4306]](http://cemarine.com/cdn/shop/products/20416XL_512x512.jpg?v=1547865469)
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WeatherDeck™ Water Resistant Fuse PanelPN: 4306Color: GrayFeatures: Panel front rated IP67 when properly mounted with watertight mounting gasket I...
View full details![Blue Sea 4305 WeatherDeck 12V DC Waterproof Switch Panel - 4 Posistion [4305]](http://cemarine.com/cdn/shop/products/51814XL_512x512.jpg?v=1547918330)
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WeatherDeck® 12V DC Waterproof Switch Panel - 4 Position Integrated switch guards reduce the risk of accidental switching Panels can be mounted i...
View full details![Blue Sea 4304 WeatherDeck Water Resistant Fuse Panel - 4 Position - Grey [4304]](http://cemarine.com/cdn/shop/products/20415XL_512x512.jpg?v=1547865462)
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WeatherDeck™ Water Resistant Fuse PanelPN: 4304Color: GrayFeatures: Panel front rated IP67 when properly mounted with watertight mounting gasket I...
View full details![Blue Sea 4303 WeatherDeck 12V DC Waterproof Switch Panel - 2 Position [4303]](http://cemarine.com/cdn/shop/products/51813XL_512x512.jpg?v=1547918323)
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WeatherDeck® 12V DC Waterproof Switch Panel - 2 Position Integrated switch guards reduce the risk of accidental switching Panels can be mounted i...
View full details![Blue Sea 4302 WeatherDeck Water Resistant Fuse Panel - 2 Position - Grey [4302]](http://cemarine.com/cdn/shop/products/20414XL_512x512.jpg?v=1547865455)
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WeatherDeck™ Water Resistant Fuse PanelPN: 4302Color: GrayFeatures: Panel front rated IP67 when properly mounted with watertight mounting gasket I...
View full details![Blue Sea 4230 Push Button Switch Label Kit [4230]](http://cemarine.com/cdn/shop/products/68731XL_512x512.jpg?v=1576633180)
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4230 Push Button Switch Label Kit50 ICON Labels used on Backlit Push Button Switches Scratch resistant polycarbonate material Back printed for dur...
View full details![Blue Sea 4218 Square Format Label Set for Battery Management Panels - 30 [4218]](http://cemarine.com/cdn/shop/products/20413XL_512x512.jpg?v=1547865448)
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4218Square Format Label Set for Battery Management Panels30 Black DC Labels 30 Common DC Labels Included with Batery Main Distribution Panels Re...
View full details![Blue Sea 4217 Square Format Label Set - 120 [4217]](http://cemarine.com/cdn/shop/products/20412XL_512x512.jpg?v=1547865440)
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4217Square Format Label Set120 Black DC labels 120 common DC labels Reinforced, weatherproof material Used on WeatherDeck Waterproof Panels ...
View full details![Blue Sea 4216 Square Format Label Set - 60 [4216]](http://cemarine.com/cdn/shop/products/20411XL_512x512.jpg?v=1547865433)
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4216Square Format Labels Set 60 common DC labels. Reinforced, weatherproof material Used on WeatherDeck Waterproof Panels Used on Battery Ma...
View full details![Blue Sea 4215 Square Format Label Set - 30 [4215]](http://cemarine.com/cdn/shop/products/20410XL_512x512.jpg?v=1547865426)
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4215Square Format Label Set30 Black DC Labels 30 common DC labels Included with WeatherDeck Waterproof Panels Reinforced, weatherproof materia...
View full details![Blue Sea 4181 Backlit Push Button Switch OFF/(ON) - 15A [4181]](http://cemarine.com/cdn/shop/products/68730XL_512x512.jpg?v=1576633180)
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4181 Backlit Push Button Switch OFF/(ON) - 15AFeatures: Backlit button is blue when OFF and red when ON Five ICON labels included: Accessory, Ligh...
View full details![Blue Sea 4180 Backlit Push Button Switch OFF/ON - 15A [4180]](http://cemarine.com/cdn/shop/products/68729XL_512x512.jpg?v=1576633179)
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4180 Backlit Push Button Switch OFF/ON - 15AFeatures: Backlit button is blue when OFF and red when ON Five ICON labels included: Accessory, Lights...
View full details![Blue Sea 4163 SS Push Button Switch - Off-(On) - Red - 10A [4163]](http://cemarine.com/cdn/shop/products/70126XL_512x512.jpg?v=1576633560)
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4163 SS Push Button Switch - Off-(On) - Red - 10A 10A continuous Single Pole Double Throw or Single Pole Single Throw Can be wired for normally op...
View full details![Blue Sea 4162 SS Push Button Switch - Off-On - Red - 10A [4162]](http://cemarine.com/cdn/shop/products/70125XL_512x512.jpg?v=1576633559)
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4162 SS Push Button Switch - Off-On - Red - 10A 10A continuous Single Pole Double Throw or Single Pole Single Throw Can be wired for normally open...
View full details![Blue Sea 4160 SS Push Button Switch - Off-On - Blue - 10A [4160]](http://cemarine.com/cdn/shop/products/70123XL_512x512.jpg?v=1576633558)
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4160 SS Push Button Switch - Off-On - Blue - 10A 10A continuous Single Pole Double Throw or Single Pole Single Throw Can be wired for normally ope...
View full details![Blue Sea 4155 WeatherDeck Toggle Switch [4155]](http://cemarine.com/cdn/shop/products/20409XL_512x512.jpg?v=1547865420)
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4155WeatherDeck Toggle Switch Pole/Throw DPDT Action ON-OFF-ON Specially manufactured by Carling Technologies for use in Blue Sea Systems' We...
View full details![Blue Sea 4154 WeatherDeck Toggle Switch (on)-off-(on) [4154]](http://cemarine.com/cdn/shop/products/20408XL_512x512.jpg?v=1547865413)
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4154WeatherDeck Toggle Switch Pole/Throw SPDT Action (ON)-OFF-(ON) Specially manufactured by Carling Technologies for use in Blue Sea Systems...
View full details![Blue Sea 4153 WeatherDeck Toggle Switch [4153]](http://cemarine.com/cdn/shop/products/20407XL_512x512.jpg?v=1547865406)
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4153WeatherDeck Toggle Switch Boot Pole/Throw SPDT Action (ON)-OFF-ON Specially manufactured by Carling Technologies for use in Blue Sea Syst...
View full details![Blue Sea 4152 WeatherDeck Toggle Switch [4152]](http://cemarine.com/cdn/shop/products/20406XL_512x512.jpg?v=1547865399)
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4152WeatherDeck Toggle Switch Pole/Throw SPDT Action ON-OFF-ON Specially manufactured by Carling Technologies for use in Blue Sea Systems' W...
View full details![Blue Sea 4151 WeatherDeck Toggle Switches [4151]](http://cemarine.com/cdn/shop/products/20405XL_512x512.jpg?v=1547865392)
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4151WeatherDeck Toggle Switch Pole/Throw SPST Action OFF-(ON) Momentary Specially manufactured by Carling Technologies for use in Blue Sea ...
View full details![Blue Sea 4150 WeatherDeck Toggle Switches [4150]](http://cemarine.com/cdn/shop/products/20404XL_512x512.jpg?v=1547865385)
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4150WeatherDeck Toggle Switch Pole/Throw SPST Action OFF-ON Specially manufactured by Carling Technologies for use in Blue Sea Systems' Weat...
View full details![Blue Sea 4138 WeatherDeck Toggle Switch Boot - Black [4138]](http://cemarine.com/cdn/shop/products/20402XL_512x512.jpg?v=1547865378)
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4138 WeatherDeck® Toggle Switch Boot - BlackFeatures: Replaces dress nut for mounting on WeatherDeck™ Panel Switches Rated IP67-temporary immersio...
View full details![Blue Sea 4137 Push Button Reset Only Circuit Breaker Boot - Black [4137]](http://cemarine.com/cdn/shop/products/20401XL_512x512.jpg?v=1547865371)
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4137 Push Button Reset Only Circuit Breaker Boot - BlackFeatures: Replaces standard mounting nut for mounting on Thermal Push Button Circuit Break...
View full details![Blue Sea 4136 Push Button Reset Only Circuit Breaker Boot - White - 2-Pack [4136]](http://cemarine.com/cdn/shop/products/20400XL_512x512.jpg?v=1547865363)
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4136 Push Button Reset Only Circuit Breaker Boot - White - 2-Pack Features: Replaces standard mounting nut for mounting on Thermal Push Button Cir...
View full details![Blue Sea 4135 Push Button Reset Only Circuit Breaker Boot - Clear- 2-Pack [4135]](http://cemarine.com/cdn/shop/products/20399XL_512x512.jpg?v=1547865357)
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Clear Push Button Circuit Breaker Boot - 2-PackFeatures: Replaces standard mounting nut for mounting on Thermal Push Button Circuit Breakers only ...
View full details![Blue Sea 4131 Lockout Slide 2 Position 3 Pole C-Series [4131]](http://cemarine.com/cdn/shop/products/20398XL_512x512.jpg?v=1547865349)
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4131 Lockout Slide 2 Position 3 Pole C-SeriesFeatures: Allows only 1 of a pair of double pole or triple pole AC circuit breakers to be activated a...
View full details![Blue Sea 4130 Lockout Slide 2 Position 2 Pole C-Series [4130]](http://cemarine.com/cdn/shop/products/20397XL_512x512.jpg?v=1547865343)
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4130 Lockout Slide 2 Position 2 Pole C-SeriesFeatures: Allows only 1 of a pair of double pole or triple pole AC circuit breakers to be activated a...
View full details![Blue Sea 4126 AC A-Series Circuit Breaker Lockout Slide [4126]](http://cemarine.com/cdn/shop/products/14567XL_512x512.jpg?v=1547862486)
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4126 AC A-Series Circuit Breaker Lockout SlideFeatures: Allows only 1 double pole AC circuit breaker to be activated at a time Guarantees that AC ...
View full details![Blue Sea 4125 AC A-Series Circuit Breaker Lockout Slide [4125]](http://cemarine.com/cdn/shop/products/13876XL_512x512.jpg?v=1547861799)
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4125 AC A-Series Circuit Breaker Lockout Slide Features: Allows only 1 double pole AC circuit breaker to be activated at a time Guarantees that AC...
View full details![Blue Sea 4111 360 Panel Adapter for Push Button Reset Only [4111]](http://cemarine.com/cdn/shop/products/20396XL_512x512.jpg?v=1547865335)
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4111 360 Panel Adapter for Push Button Reset OnlyFeatures:Adapts Push Button Reset-Only Thermal Circuit Breaker to Blue Sea Systems' rocker panels...
View full details![Blue Sea 4100 Toggle Guard [4100]](http://cemarine.com/cdn/shop/products/14566XL_512x512.jpg?v=1547862480)
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4100 Toggle GuardFeatures: Protects circuit breakers from being accidentally switched ON or OFF Fits all A-Series single pole circuit breakers Fit...
View full details![Blue Sea 4028 AC Isolation Cover - 7-1/2 x 10-1/2x3 [4028]](http://cemarine.com/cdn/shop/products/20392XL_512x512.jpg?v=1547865314)
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4028 AC Isolation Cover - 7-1/2 x 10-1/2x3Features: Provides electrical insulation for exposed panel backs Provides mechanical protection for pane...
View full details![Blue Sea 4027 AC Isolation Cover - 5-1/4 x 7-1/2x3 [4027]](http://cemarine.com/cdn/shop/products/20391XL_512x512.jpg?v=1547865307)
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4027 AC Isolation Cover - 5-1/4 x 7-1/2x3Features: Provides electrical insulation for exposed panel backs Provides mechanical protection for panel...
View full details![Blue Sea 4018 Square CableCap Insulators Pair Red/Black [4018]](http://cemarine.com/cdn/shop/products/40580XL_512x512.jpg?v=1547890962)
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Square CableCap Insulators Pair Red/BlackSquare CableCap insulators - Cable size 1/0Pair: 1 Red/1 BlackWARNING: This product can expose you to che...
View full details![Blue Sea 4017 Straight Terminal CableCap - Large [4017]](http://cemarine.com/cdn/shop/products/20389XL_512x512.jpg?v=1547865293)
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4017 Straight Terminal CableCap - LargeInsulates battery terminals which have standard automotive posts.Features:Designed to fit standard automoti...
View full details![Blue Sea 4016 Straight Terminal CableCap - Small [4016]](http://cemarine.com/cdn/shop/products/20388XL_512x512.jpg?v=1547865286)
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4016 Straight Terminal CableCap - SmallInsulates battery terminals which have standard automotive posts.Features:Designed to fit standard automoti...
View full details![Blue Sea 4015 CableCap - Black 1.25 to 0.70 [4015]](http://cemarine.com/cdn/shop/products/20387XL_512x512.jpg?v=1547865279)
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CableCap - Black 1.25 to 0.70Features:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING: T...
View full details![Blue Sea 4014 CableCap - Red 1.25 to 0.70 [4014]](http://cemarine.com/cdn/shop/products/20386XL_512x512.jpg?v=1547865272)
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4014 CableCap - Red 1.25 to 0.70Features:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING...
View full details![Blue Sea 4013 CableCap - Black 0.50 Stud [4013]](http://cemarine.com/cdn/shop/products/20385XL_512x512.jpg?v=1547865265)
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4013 CableCap - Black 0.50 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING:...
View full details![Blue Sea 4012 CableCap - Red 0.50 Stud [4012]](http://cemarine.com/cdn/shop/products/20384XL_512x512.jpg?v=1547865258)
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4012 CableCap - Red 0.50 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING: T...
View full details![Blue Sea 4011 CableCap - Black 0.70 to 0.30 Stud [4011]](http://cemarine.com/cdn/shop/products/20383XL_512x512.jpg?v=1547865251)
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4011 CableCap - Black 0.70 to 0.30 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devices...
View full details![Blue Sea 4010 CableCap - Red 0.70 to 0.30 Stud [4010]](http://cemarine.com/cdn/shop/products/20382XL_512x512.jpg?v=1547865244)
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4010 CableCap - Red 0.70 to 0.30 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWA...
View full details![Blue Sea 4009 CableCap - Black 0.47 to 0.13 Stud [4009]](http://cemarine.com/cdn/shop/products/20381XL_512x512.jpg?v=1547865235)
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C4009 CableCap - Black 0.47 to 0.13 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage device...
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