Blue Sea Systems

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.
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Blue Sea 4155 WeatherDeck Toggle Switch
Blue Sea Systems
MSRP: $53.99$30.094155WeatherDeck Toggle SwitchPole/ThrowDPDTActionON-OFF-ONSpecially manufactured by Carling Technologies for use in Blue Sea Systems' WeatherDeck Panels When mounted with a WeatherDeck Toggle...MSRP: $53.99$30.09 -
Blue Sea 4154 WeatherDeck Toggle Switch (on)-off-(on)
Blue Sea Systems
MSRP: $18.99$15.804154WeatherDeck Toggle SwitchPole/ThrowSPDTAction(ON)-OFF-(ON)Specially manufactured by Carling Technologies for use in Blue Sea Systems' WeatherDeck Panels When mounted with a WeatherDeck...MSRP: $18.99$15.80 -
Blue Sea 5161 600A ANL Fuse
Blue Sea Systems
MSRP: $94.99$77.265161ANL Fuse600ASilver-plated connector blades for corrosion resistance Visible indication of blown condition 6,000 Ampere Interrupt Capacity (AIC) satisfies ABYC requirements for main DC circuit...MSRP: $94.99$77.26 -
Blue Sea 5127 150A ANL Fuse
Blue Sea Systems
$50.575127ANL Fuse150AIgnition protected (conforming to SAE J1171)- safe for installation aboard gasoline powered boats Silver-plated connector blades for corrosion resistance Visible indication of blown...$50.57 -
Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus
Blue Sea Systems
MSRP: $115.99$56.755031ST Blade Fuse Block w/out Cover - 12 Circuit w/ Negative BusTin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and ATC fast acting blade fuses WARNING: This...MSRP: $115.99$56.75 -
Blue Sea 5030 ST Blade Fuse Block w/o Cover - 6 Circuit w/Negative Bus
Blue Sea Systems
MSRP: $90.99$44.745030ST Blade Fuse Block w/out Cover - 6 Circuit w/ Negative BusTin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and ATC fast acting blade fuses WARNING: This...MSRP: $90.99$44.74 -
Blue Sea 5034 ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus
Blue Sea Systems
MSRP: $103.99$50.755034ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative BusTin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and ATC fast acting blade fuses WARNING: This...MSRP: $103.99$50.75 -
Blue Sea 5033 ST Blade Fuse Block w/out Cover - 6 Circuit w/out Negative Bus
Blue Sea Systems
MSRP: $78.99$38.805033ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative BusTin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO and ATC fast acting blade fuses WARNING: This...MSRP: $78.99$38.80 -
Blue Sea 5124 80A ANL Fuse
Blue Sea Systems
$50.575124ANL Fuse80AIgnition protected (conforming to SAE J1171)- safe for installation aboard gasoline powered boats Silver-plated connector blades for corrosion resistance Visible indication of blown...$50.57 -
Blue Sea 5029 ST Blade Fuse Block w/Cover - 12 Circuit w/o Negative Bus
Blue Sea Systems
MSRP: $89.99$43.335029ST Blade Fuse Block w/ Cover - 12 Circuit w/out Negative BusClear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG requirements for insulation Tin-plated...MSRP: $89.99$43.33 -
Blue Sea 4376 WeatherDeck Water Resistant Circuit Breaker Panel - 6 Position - Grey
Blue Sea Systems
$313.20WeatherDeck™ Water Resistant Circuit Breaker PanelPN: 4376Color: GrayFeatures:Rated IP67-temporary immersion for 30 minutesDesigned for flybridge and open cockpit applicationsIndependent label...$313.20 -
Blue Sea 5028 ST Blade Fuse Block w/ Cover - 6 Circuit without Negative Bus
Blue Sea Systems
MSRP: $69.99$33.645028ST Blade Fuse Block w/ Cover6 Circuit w/out Negative BusClear insulating cover with label recesses accept Small Format LabelsCover Satisfies ABYC/USCG requirements for insulationTin-plated copper...MSRP: $69.99$33.64 -
Blue Sea 5243 20A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$1.605243ATO/ATC Fuse20AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$1.60 -
Blue Sea 5236 2A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$1.605236ATO/ATC Fuse2AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$1.60 -
Blue Sea 5235 1A ATO/ATC Fuse
Blue Sea Systems
MSRP: $4.99$1.605235ATO/ATC Fuse1AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $4.99$1.60 -
Blue Sea 5237 3A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$1.605237ATO/ATC Fuse3AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$1.60 -
Blue Sea 5239 5A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$2.735239ATO/ATC Fuse5AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$2.73 -
Blue Sea 7700100 ML Solenoid 12V 500A w/Manual Control & Deutsch Connector
Blue Sea Systems
MSRP: $297.99$181.317700100 ML Solenoid 12V 500A with Manual Control & Deutsch Connector500 Amp magnetic latching switch provides high amperage switching under load, manually or from remote locations.Features:Manual...MSRP: $297.99$181.31 -
Blue Sea 7622100 ML ACR Charging Relay 12V 500A w/Manual Control & Deutsch Connector
Blue Sea Systems
MSRP: $467.99$284.217622100 ML ACR Charging Relay 12V 500A with Manual Control & Deutsch Connector500 Amp magnetic latching (bi-stable) relay automatically combines batteries during charging and isolates batteries...MSRP: $467.99$284.21 -
Blue Sea 7713100 ML-RBS Remote Battery Switch w/Manual Control Auto Release & Deutsch Connector - 12V
Blue Sea Systems
MSRP: $416.99$253.527713100 ML-RBS Remote Battery Switch with Manual Control Auto Release & Deutsch Connector - 12VFeatures:Includes Manual Control Auto ReleaseIncludes Deutsch Connector12VWire Harness...MSRP: $416.99$253.52 -
Blue Sea 7056 15A Push Button Thermal with Quick Connect Terminals
Blue Sea Systems
$11.777056Push Button Thermal with Quick Connect Terminals15AIdeal for 24-hour circuit protectionIncorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution...$11.77 -
Blue Sea 7046 187 - Series Thermal Circuit Breaker - 120Amp
Blue Sea Systems
$190.91187 - Series Thermal Circuit Breakers - Panel Mount120 Amp Circuit BreakerPN: 7046Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...$190.91 -
Blue Sea 7048 187 - Series Thermal Circuit Breaker - 150Amp
Blue Sea Systems
$217.77187 - Series Thermal Circuit Breakers - Panel Mount150 Amp Circuit BreakerPN: 7048Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...$217.77 -
Blue Sea 7047 187 - Series Thermal Circuit Breaker - 135Amp
Blue Sea Systems
MSRP: $169.99$72.68187 - Series Thermal Circuit Breakers - Panel Mount135 Amp Circuit BreakerPN: 7047Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$72.68 -
Blue Sea 7050 3A Push Button Thermal with Quick Connect Terminals
Blue Sea Systems
$12.517050Push Button Thermal with Quick Connect Terminals3AIdeal for 24-hour circuit protectionIncorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution...$12.51 -
Blue Sea 7053 7A Push Button Thermal with Quick Connect Terminals
Blue Sea Systems
MSRP: $10.99$4.747053Push Button Thermal with Quick Connect Terminals7AIdeal for 24-hour circuit protectionIncorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution...MSRP: $10.99$4.74 -
Blue Sea 7052 5A Push Button Thermal with Quick Connect Terminals
Blue Sea Systems
$11.377052Push Button Thermal with Quick Connect Terminals5AIdeal for 24-hour circuit protectionIncorporated into Blue Sea Systems' Waterproof Circuit Breaker panels and main Battery Main Distribution...$11.37 -
Blue Sea 7035 187 - Series Thermal Circuit Breaker - 25Amp
Blue Sea Systems
MSRP: $169.99$103.68187 - Series Thermal Circuit Breakers - Panel Mount25 Amp Circuit BreakerPN: 7035Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$103.68 -
Blue Sea 7036 187 - Series Thermal Circuit Breaker - 30Amp
Blue Sea Systems
MSRP: $169.99$103.68187 - Series Thermal Circuit Breakers - Panel Mount30 Amp Circuit BreakerPN: 7036Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$103.68 -
Blue Sea 7039 187 - Series Thermal Circuit Breaker - 50Amp
Blue Sea Systems
MSRP: $169.99$81.73187 - Series Thermal Circuit Breakers - Panel Mount50 Amp Circuit BreakerPN: 7039Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$81.73 -
Blue Sea 7038 187 - Series Thermal Circuit Breaker - 40A
Blue Sea Systems
MSRP: $169.99$72.68187 - Series Thermal Circuit Breakers - Panel Mount40 Amp Circuit BreakerPN: 7038Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$72.68 -
Blue Sea 7043 187 - Series Thermal Circuit Breaker - 90Amp
Blue Sea Systems
MSRP: $169.99$103.68187 - Series Thermal Circuit Breakers - Panel Mount90 Amp Circuit BreakerPN: 7043Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$103.68 -
Blue Sea 7042 187 - Series Thermal Circuit Breaker - 80Amp
Blue Sea Systems
MSRP: $169.99$81.73187 - Series Thermal Circuit Breakers - Panel Mount80 Amp Circuit BreakerPN: 7042Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...MSRP: $169.99$81.73 -
Blue Sea 7044 187 - Series Thermal Circuit Breaker - 100Amp
Blue Sea Systems
$131.96187 - Series Thermal Circuit Breakers - Panel Mount100 Amp Circuit BreakerPN: 7044Features:Combines switching and circuit protection into a single deviceAll components meet SAE J1171...$131.96 -
Blue Sea 5244 25A ATO/ATC Fuse
Blue Sea Systems
MSRP: $2.49$1.555244ATO/ATC Fuse25AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $2.49$1.55 -
Blue Sea 5246 40A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$1.605246ATO/ATC Fuse40AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$1.60 -
Blue Sea 5245 30A ATO/ATC Fuse
Blue Sea Systems
MSRP: $3.99$1.605245ATO/ATC Fuse30AFast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucksTin-plated connector blades for corrosion resistanceVisible...MSRP: $3.99$1.60 -
Out of Stock
Blue Sea 6337 Switch, AC 120V AC 30A OFF+2 Position
Blue Sea Systems
MSRP: $360.99$219.14Switch, AC 120V AC 30A OFF+2 PositionFeatures:Switches between 2 - 120v AC shore power sources and 1 - 240v AC Source to 2 - 120v AC load groupsSwitches both lines (hot) and neutralCompact solution...MSRP: $360.99$219.14 -
Blue Sea 5186 175A Fuse Terminal
Blue Sea Systems
MSRP: $30.99$15.44Terminal FuseColor: WhiteAmperage: 175AInterrupt Rating satisfies ABYC requirements for DC Main circuit protection on large battery banks Ignition protected-safe for installation aboard gasoline...MSRP: $30.99$15.44 -
Blue Sea 7228 AC / DC Single Pole Magnetic World Circuit Breaker - 50 Amp
Blue Sea Systems
MSRP: $38.99$37.89AC / DC Single Pole Magnetic World Circuit BreakerThe World Circuit Breaker meets all American Boat and Yacht Council (ABYC) Standards, is UL 1077 Recognized, TUV Certified, CE marked for Europe, and...MSRP: $38.99$37.89