Collection: Blue Sea Systems Marine Electrical Solutions | Reliable Boat Power
Ensure your boat's electrical system is safe and efficient with Blue Sea Systems Marine Electrical Solutions. Featuring circuit breaker panels, battery switches, marine-grade wiring, and more, this collection offers reliable power solutions for every vessel. Designed for durability and performance, Blue Sea Systems components keep your electronics running smoothly so you can focus on the journey ahead. Shop now and enjoy free U.S. shipping on all orders!
⛵️ Sail Away with Free U.S. Shipping! ⚓️
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Blue Sea 1837 M2 AC Voltmeter [1837]Blue Sea 1837 M2 AC Voltmeter [1837]
- Regular price
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$303.99 - Regular price
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$364.20 - Sale price
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$303.99
Sale -
Blue Sea 8245 AC Analog Micro Voltmeter - 2" Face, 0-250 Volts AC [8245]Blue Sea 8245 AC Analog Micro Voltmeter - 2" Face, 0-250 Volts AC [8245]
- Regular price
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$48.99 - Regular price
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$54.58 - Sale price
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$48.99
Sale -
Blue Sea 8246 AC Analog Micro A [8246]Blue Sea 8246 AC Analog Micro A [8246]
- Regular price
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$77.99 - Regular price
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$97.53 - Sale price
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$77.99
Sale -
Blue Sea 5118 250AMP Class T Fuse [5118]Blue Sea 5118 250AMP Class T Fuse [5118]
- Regular price
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$51.99 - Regular price
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$58.35 - Sale price
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$51.99
Sale -
Blue Sea 5124 80A ANL Fuse [5124]Blue Sea 5124 80A ANL Fuse [5124]
- Regular price
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$26.99 - Regular price
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$27.03 - Sale price
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$26.99
Sale -
Blue Sea 5117 225AMP Class T Fuse [5117]Blue Sea 5117 225AMP Class T Fuse [5117]
- Regular price
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$51.99 - Regular price
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$58.35 - Sale price
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$51.99
Sale -
Blue Sea 7944 Contura III Switch SPDT - (ON)-OFF-ON - Gray [7944]Blue Sea 7944 Contura III Switch SPDT - (ON)-OFF-ON - Gray [7944]
- Regular price
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$17.75 - Regular price
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- Sale price
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$17.75
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Blue Sea 7620 ML-Series Automatic Charging Relay (Magnetic Latch) 12VDC [7620]Blue Sea 7620 ML-Series Automatic Charging Relay (Magnetic Latch) 12VDC [7620]
- Regular price
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$214.99 - Regular price
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$313.83 - Sale price
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$214.99
Sale -
Blue Sea 8379 DC Main + 20 Positions [8379]Blue Sea 8379 DC Main + 20 Positions [8379]
- Regular price
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$1,034.99 - Regular price
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$1,570.75 - Sale price
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$1,034.99
Sale -
Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 7 Amps [2131]Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 7 Amps [2131]
- Regular price
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$7.17 - Regular price
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- Sale price
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$7.17
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Blue Sea 5502100 Class T Fuse Block w/Insulating Cover - 225 to 400A [5502100]Blue Sea 5502100 Class T Fuse Block w/Insulating Cover - 225 to 400A [5502100]
- Regular price
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$79.99 - Regular price
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$99.83 - Sale price
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$79.99
Sale -
Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 30 Amps [2136]Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 30 Amps [2136]
- Regular price
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$7.17 - Regular price
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- Sale price
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$7.17
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Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 40 Amps [2137]Blue Sea Push Button Reset Only Screw Terminal Circuit Breaker - 40 Amps [2137]
- Regular price
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$7.17 - Regular price
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- Sale price
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$7.17
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Blue Sea 7507 DeckHand Dimmer - 12 Amp/12V [7507]Blue Sea 7507 DeckHand Dimmer - 12 Amp/12V [7507]
- Regular price
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$82.99 - Regular price
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$104.46 - Sale price
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$82.99
Sale -
Blue Sea 5126 130A ANL Fuse [5126]Blue Sea 5126 130A ANL Fuse [5126]
- Regular price
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$26.99 - Regular price
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$27.03 - Sale price
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$26.99
Sale -
Blue Sea 7053 7A Push Button Thermal with Quick Connect Terminals [7053]Blue Sea 7053 7A Push Button Thermal with Quick Connect Terminals [7053]
- Regular price
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$6.96 - Regular price
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- Sale price
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$6.96
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Blue Sea 7142 187 - Series Thermal Circuit Breaker - 80Amp [7142]Blue Sea 7142 187 - Series Thermal Circuit Breaker - 80Amp [7142]
- Regular price
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$81.99 - Regular price
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$103.68 - Sale price
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$81.99
Sale -
Blue Sea 7226 AC/DC Single Pole Magnetic World Circuit Breaker - 40AMP [7226]Blue Sea 7226 AC/DC Single Pole Magnetic World Circuit Breaker - 40AMP [7226]
- Regular price
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$22.99 - Regular price
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$25.37 - Sale price
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$22.99
Sale -
Blue Sea 7059 30A Push Button Thermal with Quick Connect Terminals [7059]Blue Sea 7059 30A Push Button Thermal with Quick Connect Terminals [7059]
- Regular price
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$6.96 - Regular price
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- Sale price
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$6.96
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Blue Sea 5103 MEGA/AMG Fuse - 150AMP [5103]Blue Sea 5103 MEGA/AMG Fuse - 150AMP [5103]
- Regular price
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$12.68 - Regular price
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- Sale price
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$12.68
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Blue Sea 8266 Center Mounting Bracket Contura Switch Mounting Panel [8266]Blue Sea 8266 Center Mounting Bracket Contura Switch Mounting Panel [8266]
- Regular price
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$4.17 - Regular price
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- Sale price
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$4.17
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Blue Sea 7240 A-Series Double Pole Toggle - 40AMP - White [7240]Blue Sea 7240 A-Series Double Pole Toggle - 40AMP - White [7240]
- Regular price
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$44.99 - Regular price
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$58.96 - Sale price
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$44.99
Sale -
Blue Sea 7197 A-Series White Toggle Circuit Breaker - Single Pole 2.5A [7197]Blue Sea 7197 A-Series White Toggle Circuit Breaker - Single Pole 2.5A [7197]
- Regular price
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$22.99 - Regular price
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$25.37 - Sale price
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$22.99
Sale -
Blue Sea 8087 8 Position DC C-Series Panel - Blank [8087]Blue Sea 8087 8 Position DC C-Series Panel - Blank [8087]
- Regular price
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$82.99 - Regular price
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$104.74 - Sale price
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$82.99
Sale -
Blue Sea 5121 400AMP Class T Fuse [5121]Blue Sea 5121 400AMP Class T Fuse [5121]
- Regular price
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$51.99 - Regular price
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$58.35 - Sale price
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$51.99
Sale -
Blue Sea 5125 100A ANL Fuse [5125]Blue Sea 5125 100A ANL Fuse [5125]
- Regular price
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$26.99 - Regular price
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$27.03 - Sale price
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$26.99
Sale -
Blue Sea 2408 Terminal Block 20AMP - 8 Circuit [2408]Blue Sea 2408 Terminal Block 20AMP - 8 Circuit [2408]
- Regular price
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$9.43 - Regular price
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- Sale price
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$9.43
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Blue Sea 2307 Common 150A BusBar - (4) 1/4"-20 Studs w/Cover [2307]Blue Sea 2307 Common 150A BusBar - (4) 1/4"-20 Studs w/Cover [2307]
- Regular price
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$32.99 - Regular price
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$46.75 - Sale price
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$32.99
Sale -
Blue Sea 7399 A-Series Flat Rocker Circuit Breaker - Single Pole - 2.5A [7399]Blue Sea 7399 A-Series Flat Rocker Circuit Breaker - Single Pole - 2.5A [7399]
- Regular price
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$26.99 - Regular price
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$32.54 - Sale price
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$26.99
Sale -
Blue Sea 1833 M2 DC Voltmeter [1833]Blue Sea 1833 M2 DC Voltmeter [1833]
- Regular price
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$271.99 - Regular price
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$324.44 - Sale price
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$271.99
Sale -
Blue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative Bus [5052]Blue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative Bus [5052]
- Regular price
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$66.99 - Regular price
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$77.78 - Sale price
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$66.99
Sale -
Blue Sea 5502 Fuse Block Class T 225-400 Amp [5502]Blue Sea 5502 Fuse Block Class T 225-400 Amp [5502]
- Regular price
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$60.99 - Regular price
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$68.94 - Sale price
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$60.99
Sale -
Blue Sea 7350 C-Series Toggle Single Pole - 5A [7350]Blue Sea 7350 C-Series Toggle Single Pole - 5A [7350]
- Regular price
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$47.99 - Regular price
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$48.04 - Sale price
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$47.99
Sale -
Blue Sea 7198 285-Series Circuit Breaker Panel Mount Adapter [7198]Blue Sea 7198 285-Series Circuit Breaker Panel Mount Adapter [7198]
- Regular price
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$7.48 - Regular price
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- Sale price
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$7.48
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Blue Sea 7206 AC/DC Single Pole Magnetic World Circuit Breaker - 10AMP [7206]Blue Sea 7206 AC/DC Single Pole Magnetic World Circuit Breaker - 10AMP [7206]
- Regular price
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$22.99 - Regular price
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$25.37 - Sale price
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$22.99
Sale -
Blue Sea 4135 Push Button Reset Only Circuit Breaker Boot - Clear- 2-Pack [4135]Blue Sea 4135 Push Button Reset Only Circuit Breaker Boot - Clear- 2-Pack [4135]
- Regular price
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$5.29 - Regular price
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- Sale price
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$5.29
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Blue Sea 8291 Dimmer Control Swith - Black [8291]Blue Sea 8291 Dimmer Control Swith - Black [8291]
- Regular price
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$17.75 - Regular price
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- Sale price
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$17.75
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Blue Sea 7061 40A Push Button Thermal with Quick Connect Terminals [7061]Blue Sea 7061 40A Push Button Thermal with Quick Connect Terminals [7061]
- Regular price
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$7.17 - Regular price
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- Sale price
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$7.17
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Blue Sea 7242 A-Series Double Pole Toggle - 50AMP - White [7242]Blue Sea 7242 A-Series Double Pole Toggle - 50AMP - White [7242]
- Regular price
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$44.99 - Regular price
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$58.96 - Sale price
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$44.99
Sale -
Blue Sea 4027 AC Isolation Cover - 5-1/4 x 7-1/2x3 [4027]Blue Sea 4027 AC Isolation Cover - 5-1/4 x 7-1/2x3 [4027]
- Regular price
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$36.99 - Regular price
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$39.47 - Sale price
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$36.99
Sale -
Blue Sea 7270 250A C-Series Triple Pole Toggle DC Circuit Breaker [7270]Blue Sea 7270 250A C-Series Triple Pole Toggle DC Circuit Breaker [7270]
- Regular price
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$162.99 - Regular price
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$197.59 - Sale price
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$162.99
Sale -
Blue Sea 5163 750A ANL Fuse [5163]Blue Sea 5163 750A ANL Fuse [5163]
- Regular price
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$45.99 - Regular price
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$50.22 - Sale price
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$45.99
Sale -
Blue Sea 1520 Remote Control Switch - 360 Panel - 3 Blank [1520]Blue Sea 1520 Remote Control Switch - 360 Panel - 3 Blank [1520]
- Regular price
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$74.99 - Regular price
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$94.15 - Sale price
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$74.99
Sale -
Blue Sea 1698 Marine-Grade Dual GFCI Receptacle [1698]Blue Sea 1698 Marine-Grade Dual GFCI Receptacle [1698]
- Regular price
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$58.29 - Regular price
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- Sale price
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$58.29
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Blue Sea 360 Panel Conversion Kit - 12 to 24 V DC [4113]Blue Sea 360 Panel Conversion Kit - 12 to 24 V DC [4113]
- Regular price
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$9.99 - Regular price
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- Sale price
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$9.99
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Blue Sea 8521 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black [8521]Blue Sea 8521 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black [8521]
- Regular price
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$194.99 - Regular price
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$284.61 - Sale price
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$194.99
Sale -
Blue Sea 8121 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black [8121]Blue Sea 8121 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black [8121]
- Regular price
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$189.99 - Regular price
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$249.74 - Sale price
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$189.99
Sale -
Blue Sea 7718100 - ML-Series Solenoid Switch - Deutsch Connector - 12V [7718100]Blue Sea 7718100 - ML-Series Solenoid Switch - Deutsch Connector - 12V [7718100]
- Regular price
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$215.99 - Regular price
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$315.51 - Sale price
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$215.99
Sale -
Blue Sea 5056100 - Water Resistant ST-Blade Fuse Block w/Cover [5056100]Blue Sea 5056100 - Water Resistant ST-Blade Fuse Block w/Cover [5056100]
- Regular price
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$46.99 - Regular price
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$53.01 - Sale price
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$46.99
Sale -
Blue Sea 3135 - SMS Panel Enclosure w/UL Main 3 Branch (12/24V) - 12/24V DC [3135]Blue Sea 3135 - SMS Panel Enclosure w/UL Main 3 Branch (12/24V) - 12/24V DC [3135]
- Regular price
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$323.99 - Regular price
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$425.85 - Sale price
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$323.99
Sale -
Blue Sea 3134 - SMS Panel Enclosure w/4 Branch (12/24V) - 12/24V DC [3134]Blue Sea 3134 - SMS Panel Enclosure w/4 Branch (12/24V) - 12/24V DC [3134]
- Regular price
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$289.99 - Regular price
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$380.91 - Sale price
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$289.99
Sale -
Blue Sea 3130 - SMS Panel Enclosure w/Main 3 Branch (15A) - 120V AC [3130]Blue Sea 3130 - SMS Panel Enclosure w/Main 3 Branch (15A) - 120V AC [3130]
- Regular price
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$350.99 - Regular price
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$461.16 - Sale price
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$350.99
Sale -
Blue Sea 3128 - SMS Panel Enclosure w/ELCI (30A) 3 Branch (15A) - 120V AC [3128]Blue Sea 3128 - SMS Panel Enclosure w/ELCI (30A) 3 Branch (15A) - 120V AC [3128]
- Regular price
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$617.99 - Regular price
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$819.66 - Sale price
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$617.99
Sale -
Blue Sea 3123 - SMS Panel Enclosure w/ELCI (32A) 3 Blanks - 230V AC [3123]Blue Sea 3123 - SMS Panel Enclosure w/ELCI (32A) 3 Blanks - 230V AC [3123]
- Regular price
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$719.99 - Regular price
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$959.08 - Sale price
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$719.99
Sale -
Blue Sea 3121 - SMS Panel Enclosure w/ELCI (16A) 3 Blanks - 230V AC [3121]Blue Sea 3121 - SMS Panel Enclosure w/ELCI (16A) 3 Blanks - 230V AC [3121]
- Regular price
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$730.99 - Regular price
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$974.50 - Sale price
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$730.99
Sale -
Blue Sea 2356100 - Water Resistant 100A Busbar w/Cover [2356100]Blue Sea 2356100 - Water Resistant 100A Busbar w/Cover [2356100]
- Regular price
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$43.99 - Regular price
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$47.60 - Sale price
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$43.99
Sale -
Blue Sea 1499 - 360 Panel - 120V AC GFCI Dual Outlet [1499]Blue Sea 1499 - 360 Panel - 120V AC GFCI Dual Outlet [1499]
- Regular price
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$176.99 - Regular price
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$212.92 - Sale price
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$176.99
Sale -
Blue Sea 8666 Contura 4 Bilge Pump Control Panel [8666]Blue Sea 8666 Contura 4 Bilge Pump Control Panel [8666]
- Regular price
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$150.99 - Regular price
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$181.89 - Sale price
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$150.99
Sale -
Blue Sea 8665 Contura 3 Bilge Pump Control Panel [8665]Blue Sea 8665 Contura 3 Bilge Pump Control Panel [8665]
- Regular price
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$110.99 - Regular price
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$141.06 - Sale price
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$110.99
Sale -
Blue Sea 8664 Contura 2 Bilge Pump Control Panel [8664]Blue Sea 8664 Contura 2 Bilge Pump Control Panel [8664]
- Regular price
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$83.99 - Regular price
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$96.29 - Sale price
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$83.99
Sale