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  1. Blue Sea 7623 ML-Series Heavy Duty Automatic Charging Relay - 24V
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    7623Manual Control: YesCoil Voltage: 24vFeatures:Manual control switch provides an added level of safety allowing control with or without power, and offering "Locked Off" capability for servicingInclu... Learn More
    $194.99
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  2. Blue Sea 7198 285-Series Circuit Breaker Panel Mount Adapter
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    7198 285-Series Circuit Breaker Panel Mount AdapterFeatures:Self trimming molded rubber bezelUse with 285-Series or 185-Series Panel Mount Circuit BreakersWARNING: This product can expose you to chemi... Learn More
    $6.99
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  3. Blue Sea 7400 Single Pole Small Case 2" Flat Rocker Circuit Breaker - 5 Amp
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    Single Pole Small Case 2" Flat Rocker Circuit BreakerPN:   7400Amperage:   5 AmpFeatures:Color actuator indicates "OFF" position "Trip Free" design cannot be held "ON" du... Learn More
    $22.99
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  4. Blue Sea 7650 Add-A-Battery
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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 complete two battery bank management solutionDual Circuit Plus... Learn More
    $159.99
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  5. Blue Sea 4008 CableCap - Red 0.47 to 0.13 Stud
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    4008 CableCap - Red 0.47 to 0.13 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING: This product can expose you to chemicals includ... Learn More
    $3.99
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  6. Blue Sea 5026 ST Blade Fuse Block w/Cover - 12 Circuit w/Negative Bus
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    5026 ST Blade Fuse Block with Cover - 12 Circuit with Negative Bus Features:Clear insulating cover with label recesses accept Small Format LabelsCover Satisfies ABYC/USCG requirements for insulat... Learn More
    $45.99
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  7. Blue Sea 8292 Water Resistant Contura III Switch - OFF-(ON) - Black
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    Water Resistant Contura Switch - OFF-(ON) - BlackFeatures:Vibration, shock, thermoshock, moisture, and salt spray resistantSpecially manufactured for mounting in Blue Sea Systems' water-resistant ... Learn More
    $11.99
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  8. Blue Sea 2300 150AMP Common BusBar 10 x #8-32 Screw Terminal w/Cover
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    2300 150AMP Common BusBar 10 x #8-32 Screw Terminal with CoverFeatures:Stud design provides direct terminal to bus contact for low resistant connectionStainless steel studs and screws allow high torqu... Learn More
    $16.99
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  9. Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus
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    5025 ST Blade Fuse Block with Cover - 6 Circuit with Negative Bus Features:Clear insulating cover with label recesses accept Small Format LabelsCover Satisfies ABYC/USCG requirements for insulati... Learn More
    $36.99
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  10. Blue Sea 5239 5A ATO/ATC Fuse
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    5239ATO/ATC Fuse5AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible indication... Learn More
    $2.99
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  11. Blue Sea 8282 Water Resistant Contura III Switch - OFF-ON - Black
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    Water Resistant Contura Switch - OFF-ON - BlackFeatures:Vibration, shock, thermoshock, moisture, and salt spray resistantSpecially manufactured for mounting in Blue Sea Systems' water-resistant pa... Learn More
    $13.99
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  12. Blue Sea 2709 Cover f/DualBus 2701
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    2709 Cover For DualBus for 2701Specifications:Length: 4-3/16"Height: 7/8"Width: 2-1/2"Weight: 0.03lbWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which i... Learn More
    $12.99
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  13. Blue Sea 4135 Push Button Reset Only Circuit Breaker Boot - Clear- 2-Pack
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    Clear Push Button Circuit Breaker Boot - 2-PackFeatures:Replaces standard mounting nut for mounting on Thermal Push Button Circuit Breakers onlyUV resistant material resists discoloration and cracking... Learn More
    $4.99
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  14. Blue Sea 5237 3A ATO/ATC Fuse
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    5237ATO/ATC Fuse3AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible indication... Learn More
    $2.99
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  15. Blue Sea 5240 7.5A ATO/ATC Fuse
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    5240ATO/ATC Fuse7.5AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible indicati... Learn More
    $2.99
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  16. Blue Sea 8034 Green LED Indicator Light
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    8034LED Indicator LightGreen120V AC0.5 MilliamperesEasily installed in any Blue Sea Systems circuit breaker panel Simple push-in installation mounts in any thickness material Useful as general indicat... Learn More
    $2.99
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  17. Blue Sea 5065 Waterproof In-Line Fuse Holder ATO/ATC
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    5065ATO/ATC Waterproof In-Line Fuse Holdersupplied with 12 AWG pigtails30A Maximum fuse amperageWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is kn... Learn More
    $6.99
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  18. Blue Sea 5241 10A ATO/ATC Fuse
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    5241ATO/ATC Fuse10AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible indicatio... Learn More
    $2.99
    Add to Wish List
  19. Blue Sea 7056 15A Push Button Thermal with Quick Connect Terminals
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    7056Push Button Thermal with Quick Connect Terminals15AIdeal for 24-hour circuit protectionIncorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution Pane... Learn More
    $4.99
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  20. Blue Sea 8283 Water Resistant Contura III Switch - ON-OFF-ON - Black
    Rating:
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    Water Resistant Contura Switch - ON-OFF-ON - BlackFeatures:Vibration, shock, thermoshock, moisture, and salt spray resistantSpecially manufactured for mounting in Blue Sea Systems' water-resistant... Learn More
    $13.99
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Blue Sea Systems

Blue Sea Systems makes the highest quality electrical components for any AC or DC marine installation. Switches, bus bars, terminal strips, battery switches, breakers and more.
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