Blue Sea Systems

Part #:661-5255Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:5255-BSSUPC:632085052553Order In Multiples Of:1Amps80ColorWhite Variations661-5250FUSE MIDI 30A661-5251FUSE MIDI 40A GREEN661-5252FUSE M... More Details

Part #:661-5257Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:5257-BSSUPC:632085052577Order In Multiples Of:1Amps125ColorPink Variations661-5250FUSE MIDI 30A661-5251FUSE MIDI 40A GREEN661-5252FUSE M... More Details

Part #:661-5260Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:5260-BSSUPC:632085052607Order In Multiples Of:1Amps200ColorPurple Variations661-5250FUSE MIDI 30A661-5251FUSE MIDI 40A GREEN661-5252FUSE... More Details

Part #:661-5063Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:5063-BSSUPC:632085050634Order In Multiples Of:1Fuse Type30A Max Variations More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2402Manufacturer:BLUE... More Details

Allows creation of common circuits on independent connectors. Nickel-plated brass. Continuous amperage - equivalent to matching block. Part #:661-9218Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:9... More Details

Allows creation of common circuits on independent connectors. Nickel-plated brass. Continuous amperage - equivalent to matching block. Part #:661-9217Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:9... More Details

Allows creation of common circuits on independent connectors. Nickel-plated brass. Continuous amperage - equivalent to matching block. Part #:661-9216Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:9... More Details

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Part #:661-8217Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8217-BSSUPC:632085082178Order In Multiples Of:1DescriptionGray DC - 60 Labels Variations661-8214DC Label Kit w/60 Labels More Details

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Easily installed in any Blue Sea Panel. Simple push-in installation mounts in any thickness material. Useful as general indicator and alarm lights. 11/64" mounting hole size. Part #:661-8033Manufactur... More Details

Part #:661-8169Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8169-BSSUPC:632085081690Order In Multiples Of:1Lens ColorAmberVoltage120V AC Variations661-8033LED Amber 11/64" 12VAC661-8034LED Green 1... More Details

Easily installed in any Blue Sea Panel. Simple push-in installation mounts in any thickness material. Useful as general indicator and alarm lights. 11/64" mounting hole size. Part #:661-8172Manufactur... More Details

Easily installed in any Blue Sea Panel. Simple push-in installation mounts in any thickness material. Useful as general indicator and alarm lights. 11/64" mounting hole size. Part #:661-8034Manufactur... More Details

Easily installed in any Blue Sea Panel. Simple push-in installation mounts in any thickness material. Useful as general indicator and alarm lights. 11/64" mounting hole size. Part #:661-8066Manufactur... More Details

Easily installed in any Blue Sea Panel. Simple push-in installation mounts in any thickness material. Useful as general indicator and alarm lights. 11/64" mounting hole size. Part #:661-8171Manufactur... More Details

Part #:661-8166Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8166-BSSUPC:632085081669Order In Multiples Of:1Lens ColorRedVoltage250V AC Variations661-8033LED Amber 11/64" 12VAC661-8034LED Green 11/... More Details

Automatically combines two battery banks during charging and isolates batteries during discharge or starting to protect sensitive electronics. LED light indicates ACR states. Surface, rear, or front p... More Details

Don't get stranded with a dead battery! Senses low battery voltage and automatically disconnects devices to save power for starting or to preserve battery life. The m-LVD senses low battery voltage an... More Details

Part #:661-5234Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:5234-BSSUPC:632085052348Order In Multiples Of:1Amps30 Variations661-5227FUSE AGC 5 AMP661-5229FUSE AGC 7.5 AMP GLASS TUBE661-5230FUSE AG... More Details

The Add-A-Battery includes a Dual Circuit Plus™ Battery Switch and an automatic charging relay. These components simplify switching and automate charging, so that all you have to do is turn the batter... More Details

Great for limited space applications in electronics cabinets and under dashboards. Features tin-plated copper bus and stainless steel hardware. Continuous amperage of 100 Amps and maximum volts of 48D... More Details

Great for limited space applications in electronics cabinets and under dashboards. Features tin-plated copper bus and stainless steel hardware. Continuous amperage of 100 Amps and maximum volts of 48D... More Details

Great for limited space applications in electronics cabinets and under dashboards. Features tin-plated copper bus and stainless steel hardware. Continuous amperage of 100 Amps and maximum volts of 48D... More Details

Great for limited space applications in electronics cabinets and under dashboards. Features tin-plated copper bus and stainless steel hardware. Continuous amperage of 100 Amps and maximum volts of 48D... More Details

Part #:661-1014Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:1014-BSSUPC:632085010140Order In Multiples Of:1DescriptionMounting Bracket Variations661-2707Cover Connector Powerbar 2302661-2708Cover ... More Details

Part #:661-1214Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:1214-BSSUPC:632085012144Order In Multiples Of:1PositionsMain + 2Description2 A Series 15A1 A-Series Flat Rocker Circuit Breaker - Double... More Details

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Part #:661-8259Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8259-BSSUPC:632085082598Order In Multiples Of:1Description3 position mounting panel Variations661-8266V-Series Center Bracket Black661-8... More Details

Part #:661-4307Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:4307-BSSUPC:632085043070Order In Multiples Of:1Positions6Size3-7/8"W x 6"H Variations661-43032POS PANEL661-43054POS PANEL661-4309PANEL W... More Details

Part #:661-4309Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:4309-BSSUPC:632085043094Order In Multiples Of:1Positions8Size3-7/8"W x 7-11/16"H Variations661-43032POS PANEL661-43054POS PANEL661-4307P... More Details

Provide electrical insulation for exposed panel backs and mechanical protection for panel backs protruding into lockers. Made of lightweight material for easy drilling for wire entrance and exit. Part... More Details

Provide electrical insulation for exposed panel backs and mechanical protection for panel backs protruding into lockers. Made of lightweight material for easy drilling for wire entrance and exit. Part... More Details

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Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Part #:661-2010Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2010-BSSUPC:632085020101Order In Multiples Of:1Stud... More Details

Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Part #:661-2001Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2001-BSSUPC:632085020019Order In Multiples Of:1Stud... More Details

Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Posts have no amperage rating because amperage flows between terminals stacked on the post and is determined by the... More Details

Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Posts have no amperage rating because amperage flows between terminals stacked on the post and is determined by the... More Details

Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Part #:661-2002Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2002-BSSUPC:632085020026Order In Multiples Of:1Stud... More Details

Additional bus bar allows small wire connections at high amperage cable connectors. 48 volts DC maximum.8ea. #8 terminal screws. Includes insulator. Part #:661-2101Manufacturer:BLUE SEA SYSTEMSManufac... More Details

Additional bus bar allows small wire connections at high amperage cable connectors. 48 volts DC maximum.8ea. #8 terminal screws. Includes insulator. Part #:661-2103Manufacturer:BLUE SEA SYSTEMSManufac... More Details

Additional bus bar allows small wire connections at high amperage cable connectors. 48 volts DC maximum.8ea. #8 terminal screws. Includes insulator. Part #:661-2102Manufacturer:BLUE SEA SYSTEMSManufac... More Details

Features tin-plated copper bus with stainless steel hardware. The highest amperage busbar available. Ideal for main DC negative or positive bus on larger boats. Part #:661-2104Manufacturer:BLUE SEA SY... More Details

Part #:661-1990Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:1990-BSSUPC:632085019907Order In Multiples Of:1Number of Gangs8Stud Size3/8" - 8 Variations More Details

Part #:661-2017Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2017-BSSUPC:632085020170Order In Multiples Of:1Stud Size2 x 3 /8"-16 Variations661-2016POWERPST DUAL 5/16 STUDS W/CAP POWER POST DUAL 5/... More Details

Connect high amperage cables securely. Includes insulator caps. 48 volts DC maximum. Part #:661-2018Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2018-BSSUPC:632085020187Order In Multiples Of:1Stud... More Details

Allows the use of Class T fuses for fast acting circuit protection of inverters and other electronics. Four stud design provides ample access around connecting stud to install large cable lugs without... More Details

Allows the use of Class T fuses for fast acting circuit protection of inverters and other electronics. Four stud design provides ample access around connecting stud to install large cable lugs without... More Details

For applications such as starters, bilge pumps, horns, wipers and engine controls where switching, in addition to circuit protection is required. All panel switches mount in Blue-Sea A series breaker ... More Details

For batteries with integral marine wing nut posts. Top rotates 360 degrees to allow entry from any angle. Sold as a pair. Red/Black. Part #:661-4001Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:400... More Details

Part #:661-7725Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:7725-BSSUPC:632085077259Order In Multiples Of:1Size5.75" L x 3.9" W x 2.21" H Variations More Details

Part #:661-8035Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8035-BSSUPC:632085080358Order In Multiples Of:1 Variations More Details

(Start Isolation)Automatically manages the charging of two battery banks and isolates batteries during starting to protect sensitive electronics. 120 Amp continuous rating supports high-output alterna... More Details

Provides a waterproof side entry for antenna cables without requiring removal of the factory installed connector. Stainless steel dress cap conceals mounting hardware and matches stainless steel deck ... More Details

Provides a waterproof side entry for antenna cables without requiring removal of the factory installed connector. Simple one-piece design for easy side mount installationsLow profile, contoured edge r... More Details

Part #:661-7221Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:7221-BSSUPC:632085072216Order In Multiples Of:1Amps30ColorRedSize6"System Voltage12.8V DCTypeLED Variations661-7200Circuit Breaker Aa1 5... More Details

Compact ATO®/ATC® fuse block consolidates branch circuits and eliminates the tangle of in-line fuses. Includes a clear insulating cover with label recesses. Uses Blue Sea small format labels and offer... More Details

Up to 600A continuous rating for large diesel engines. One-piece tin-plated copper stud design never loosens over time. Terminal studs accept 1/2" or M12 ring terminals. Ignition protected and UL List... More Details

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Part #:661-8210Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8210-BSSUPC:632085082109Order In Multiples Of:1PositionsOFF-ONTypeDPST Variations661-8204Switch Toggle Spst Off-On661-8205Switch Toggle ... More Details

Part #:661-8208Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8208-BSSUPC:632085082086Order In Multiples Of:1Positions(ON)-OFF-(ON)TypeSPDT Variations661-8204Switch Toggle Spst Off-On661-8205Switch ... More Details

Part #:661-8207Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8207-BSSUPC:632085082079Order In Multiples Of:1Positions(ON)-OFF-ONTypeSPDT Variations661-8204Switch Toggle Spst Off-On661-8205Switch To... More Details

Part #:661-8212Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:8212-BSSUPC:632085082123Order In Multiples Of:1Positions(ON)-OFF-ONTypeDPDT Variations661-8204Switch Toggle Spst Off-On661-8205Switch To... More Details

For applications such as starters, bilge pumps, horns, wipers and engine controls where switching, in addition to circuit protection is required. All panel switches mount in Blue-Sea A series breaker ... More Details

For applications such as starters, bilge pumps, horns, wipers and engine controls where switching, in addition to circuit protection is required. All panel switches mount in Blue-Sea A series breaker ... More Details

For applications such as starters, bilge pumps, horns, wipers and engine controls where switching, in addition to circuit protection is required. All panel switches mount in Blue-Sea A series breaker ... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2404Manufacturer:BLUE... More Details

Part #:661-2608Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2608-BSSUPC:632085026080Order In Multiples Of:1Amps65Fastener Size#10Number of Gangs8 Variations661-2502Terminal Block Ind 2 Cir 30 A661... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2410Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2510Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2512Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2502Manufacturer:BLUE... More Details

Part #:661-2602Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2602-BSSUPC:632085026028Order In Multiples Of:1Amps65Fastener Size#10Number of Gangs2 Variations661-2502Terminal Block Ind 2 Cir 30 A661... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2504Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2406Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2506Manufacturer:BLUE... More Details

Part #:661-2606Manufacturer:BLUE SEA SYSTEMSManufacturer Part #:2606-BSSUPC:632085026066Order In Multiples Of:1Amps65Fastener Size#10Number of Gangs6 Variations661-2502Terminal Block Ind 2 Cir 30 A661... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2408Manufacturer:BLUE... More Details

A closed back design completely insulates power from the mounting surface. Each screw pair is one isolated circuit. Optional jumpers allow creation of common circuits. Part #:661-2508Manufacturer:BLUE... More Details

Variations661-2502Terminal Block Ind 2 Cir 30 A661-2504Terminal Block Ind 4 Cir 30A661-2506Terminal Block Ind 6 Cir 30 A661-2508Terminal Block Ind 8 Cir 30 A661-2510Terminal Block Ind 10 Cir 30661-251... More Details

Ideal for passing high current cables through hulls, decks and bulkheads where watertight or vapor proof integrity must be maintained. Feed-Through Terminals also eliminate chafing and provide strain ... More Details

Ideal for passing high current cables through hulls, decks and bulkheads where watertight or vapor proof integrity must be maintained. Feed-Through Terminals also eliminate chafing and provide strain ... More Details

Ideal for passing high current cables through hulls, decks and bulkheads where watertight or vapor proof integrity must be maintained. Feed-Through Terminals also eliminate chafing and provide strain ... More Details