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 7944 Contura III Switch SPDT - (ON)-OFF-ON - Gray [7944]](http://cemarine.com/cdn/shop/products/52946XL_512x512.jpg?v=1547921277)
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Contura III Switch SPDT - (ON)-OFF-ON Vibrations, shock, thermoshock, moisture and salt spray resistant Mounts in Blue Sea Systems Contura Wate...
View full details![Blue Sea 7943 Contura II Switch SPDT - (ON)-OFF-ON - Black [7943]](http://cemarine.com/cdn/shop/products/52945XL_512x512.jpg?v=1547921270)
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Contura II Switch SPDT Black - (ON)-OFF-ON Vibrations, shock, thermoshock, moisture and salt spray resistant Mounts in Blue Sea Systems Contura...
View full details![Blue Sea 7939 Contura II Switch DPDT Black - ON-ON [7939]](http://cemarine.com/cdn/shop/products/61072XL_512x512.jpg?v=1576631380)
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Contura II Switch DPDT Black - ON-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water Resis...
View full details![Blue Sea 7938 Contura II Switch DPDT Black - (ON)-OFF-(ON) [7938]](http://cemarine.com/cdn/shop/products/61071XL_512x512.jpg?v=1576631380)
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Contura II Switch DPDT Black - (ON)-OFF-(ON)Vibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Wat...
View full details![Blue Sea 7937 Contura II Switch DPDT Black - (ON)-OFF-ON [7937]](http://cemarine.com/cdn/shop/products/61070XL_512x512.jpg?v=1576631379)
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Contura II Switch DPDT Black - (ON)-OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water...
View full details![Blue Sea 7936 Contura II Switch DPDT Black - ON-OFF-ON [7936]](http://cemarine.com/cdn/shop/products/61069XL_512x512.jpg?v=1576631379)
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Contura II Switch DPDT Black - ON-OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water R...
View full details![Blue Sea 7935 Contura II Switch DPST Black - OFF-(ON) [7935]](http://cemarine.com/cdn/shop/products/61068XL_512x512.jpg?v=1576631378)
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Contura II Switch DPST Black - OFF-(ON)Vibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water Re...
View full details![Blue Sea 7934 Contura II Switch DPST Black - OFF-ON [7934]](http://cemarine.com/cdn/shop/products/61067XL_512x512.jpg?v=1576631378)
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Contura II Switch DPST Black - OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water Resi...
View full details![Blue Sea 7933 Contura II Switch SPDT Black - (ON)-OFF-(ON) [7933]](http://cemarine.com/cdn/shop/products/61066XL_512x512.jpg?v=1576631377)
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Contura II Switch SPDT Black - (ON)-OFF-(ON)Vibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Wat...
View full details![Blue Sea 7932 Contura II Switch SPDT Black - (ON)-OFF-ON [7932]](http://cemarine.com/cdn/shop/products/61065XL_512x512.jpg?v=1576631377)
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Contura II Switch SPDT Black - (ON)-OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water...
View full details![Blue Sea 7931 Contura II Switch SPDT Black - ON-OFF-ON [7931]](http://cemarine.com/cdn/shop/products/61064XL_512x512.jpg?v=1576631376)
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Contura II Switch SPDT Black - ON-OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water R...
View full details![Blue Sea 7930 Contura II Switch SPST Black - OFF-(ON) [7930]](http://cemarine.com/cdn/shop/products/61063XL_512x512.jpg?v=1576631376)
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Contura II Switch SPST Black - OFF-(ON)Vibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water Re...
View full details![Blue Sea 7929 Contura II Switch SPST Black - OFF-ON [7929]](http://cemarine.com/cdn/shop/products/61062XL_512x512.jpg?v=1576631376)
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Contura II Switch SPST Black - OFF-ONVibration, shock, thermoshock, moisture and salt spray resistantMounts in Blue Sea Systems Contura Water Resi...
View full details![Blue Sea 7928 Contura II LVD Remote [7928]](http://cemarine.com/cdn/shop/products/61061XL_512x512.jpg?v=1576631376)
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Contura II LVD RemoteLow Voltage Disconnect SwitchSpecifications: Action: (ON)-OFF-(ON) Switch Type: SPDT Actuator Color: Black - Contura II We...
View full details![Blue Sea 7197 A-Series White Toggle Circuit Breaker - Single Pole 2.5A [7197]](http://cemarine.com/cdn/shop/products/64359XL_512x512.jpg?v=1576632096)
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A-Series White Toggle Circuit Breaker - Single Pole 2.5A Meets American Boat and Yacht Council (ABYC) standards The industry standard circuit bre...
View full details![Blue Sea 7903200 Battery Switch Key Lock Replacement - Black [7903200]](http://cemarine.com/cdn/shop/products/64375XL_512x512.jpg?v=1576632097)
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Battery Switch Key Lock Replacement - BlackReplacement Key Lock for Battery SwitchWARNING: This product can expose you to chemicals including di(2...
View full details![Blue Sea 7903 Battery Switch Key Lock Replacement - Red [7903]](http://cemarine.com/cdn/shop/products/64374XL_512x512.jpg?v=1576632098)
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Battery Switch Key Lock Replacement - RedReplacement Key Lock for Battery SwitchWARNING: This product can expose you to chemicals including di(2-e...
View full details![Blue Sea 7902 Icon Circuit Identification Label Kit for Battery Switches [7902]](http://cemarine.com/cdn/shop/products/20680XL_512x512.jpg?v=1547866539)
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7902Icon Circuit Identification Label Kit for Battery Switches 18 icon labels for battery switches, use to identify circuits Examples: Battery, B...
View full details![Blue Sea 7901 Spare Knob f/m-Series (Mini) [7901]](http://cemarine.com/cdn/shop/products/20679XL_512x512.jpg?v=1547866533)
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Spare knob for m-series (mini) switch (6006)WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is ...
View full details![Blue Sea 7900 Spare Key f/ Mini Switch [7900]](http://cemarine.com/cdn/shop/products/20678XL_512x512.jpg?v=1547866525)
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Spare key for m-series (mini) Switch (6005)WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is k...
View full details![Blue Sea 7870 Black 180 Label Set - Emergency Vehicles [7870]](http://cemarine.com/cdn/shop/products/75131XL_512x512.jpg?v=1576634791)
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7870 Black 180 Label Set - Emergency VehiclesFeatures: 180 DC Labels – for the Emergency Vehicle market Reinforced, weatherproof material Used on ...
View full details![Blue Sea 7748 SafetyHub 150 Fuse Box [7748]](http://cemarine.com/cdn/shop/products/40601XL_512x512.jpg?v=1547891108)
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SafetyHub 150 Fuse BlockThe SafetyHub 150 is an ignition protected fuse block with screw termination. It is safe for use on gasoline powered boats...
View full details![Blue Sea 7721 Mega/AMG Safety Fuse Block [7721]](http://cemarine.com/cdn/shop/products/40600XL_512x512.jpg?v=1547891101)
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MEGA or AMG Fuse Safety Block Ignition protected for installation aboard gasoline or diesel powered boats Sealed cover protects fuses from the ...
View full details![Blue Sea 7720 MIDI/AMI Safety Fuse Block [7720]](http://cemarine.com/cdn/shop/products/40599XL_512x512.jpg?v=1547891094)
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MIDI or AMI Safety Fuse Block Ignition protected for installation aboard gasoline or diesel powered boats Sealed cover protects fuses from th...
View full details![Blue Sea 7717 ML-RBS Remote Battery Switch w/Manual Control Auto-Release - 24V [7717]](http://cemarine.com/cdn/shop/products/53465XL_512x512.jpg?v=1547922663)
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ML-RBS Remote Battery Switch with Manual Control Auto-Release - 24V Manual override knob provides an added level of safety allowing control with o...
View full details![Blue Sea 7713 ML-RBS Remote Battery Switch w/Manual Control Release - 12V [7713]](http://cemarine.com/cdn/shop/products/53464XL_512x512.jpg?v=1547922655)
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ML-RBS Remote Battery Switch with Manual Control Auto-Release - 12V Manual override knob provides an added level of safety allowing control with o...
View full details![Blue Sea 7702 ML-Series Remote Battery Switch w/Manual Control 24V DC [7702]](http://cemarine.com/cdn/shop/products/32566XL_512x512.jpg?v=1547876695)
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7702Manual Control: YesCoil Voltage: 24V DC 500 Ampere continuous rating for use as a remote battery switch for inboard gasoline or diesel engines...
View full details![Blue Sea 7701 ML-Series Solenoid w/Contura Switch 12VDC [7701]](http://cemarine.com/cdn/shop/products/32565XL_512x512.jpg?v=1547876688)
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7701Manual Control: NoCoil Voltage: 12V DC 500 Ampere continuous rating for use as a remote battery switch for inboard gasoline or diesel engines,...
View full details![Blue Sea 7650003 Add-A-Battery Kit - Boxed Packaging [7650003]](http://cemarine.com/cdn/shop/products/52196XL_512x512.jpg?v=1547919092)
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7650 Add-A-Battery Kit - Boxed PackagingThe 7650 Add-a-Battery simplifies switching and automates charging for a complete two battery bank managem...
View full details![Blue Sea 7650 Add-A-Battery [7650]](http://cemarine.com/cdn/shop/products/29766XL_512x512.jpg?v=1547870867)
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Add-A-Battery7650The 7650 Add-a-Battery simplifies switching and automates charging for a complete two battery bank management solution. A complet...
View full details![Blue Sea 7649 Mini Add-A-Battery Kit [7649]](http://cemarine.com/cdn/shop/products/47527XL_512x512.jpg?v=1547903693)
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7649 Mini Add-A-BatteryWhat does the Mini Add-A-Battery do?Adding a second battery prevents getting stranded with a dead battery by isolating the ...
View full details![Blue Sea 7649 Mini Add-A-Battery Kit - Boxed Packaging [7649003]](http://cemarine.com/cdn/shop/products/52195XL_512x512.jpg?v=1547919085)
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7649 Mini Add-A-Battery Kit - Boxed PackagingWhat does the Mini Add-A-Battery do?Adding a second battery prevents getting stranded with a dead bat...
View full details![Blue Sea 7635 m-LVD Low Voltage Disconnect [7635]](http://cemarine.com/cdn/shop/products/56672XL_512x512.jpg?v=1576630335)
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m-LVD Low Voltage DisconnectSenses low battery voltage and automatically disconnects devices to save power for starting or to preserve battery lif...
View full details![Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V [7623]](http://cemarine.com/cdn/shop/products/34968XL_512x512.jpg?v=1547881087)
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7623Manual Control: YesCoil Voltage: 24vFeatures: Manual control switch provides an added level of safety allowing control with or without power, ...
View full details![Blue Sea 7622 ML-Series Heavy Duty Automatic Charging Relay [7622]](http://cemarine.com/cdn/shop/products/34967XL_512x512.jpg?v=1547881080)
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7622Manual Control: YesCoil Voltage: 12vFeatures: Manual control switch provides an added level of safety allowing control with or without power, ...
View full details![Blue Sea 7620 ML-Series Automatic Charging Relay (Magnetic Latch) 12VDC [7620]](http://cemarine.com/cdn/shop/products/32562XL_512x512.jpg?v=1547876666)
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7620Manual Control: NoCoil Voltage: 12V DC Combines battery banks during charging and isolates under discharge 500 Ampere continuous rating suit...
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