Busbars, Connectors & Insulators

View our list of the best brands of Marine Busbars, Connectors & Insulators and then purchase your Busbars, Connectors & Insulators at discount prices from CE Marine.

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 2406 Terminal Block 20AMP - 6 Circuit [2406]
Save 27%
$8.22
$5.99

Blue Sea 2406 Terminal Block 20AMP - 6 Circuit [2406]

Blue Sea Systems

2406 Terminal Block 20AMP - 6 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$8.22
$5.99
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Blue Sea 4018 Square CableCap Insulators Pair Red/Black [4018]
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$7.16
$4.99

Blue Sea 4018 Square CableCap Insulators Pair Red/Black [4018]

Blue Sea Systems

Square CableCap Insulators Pair Red/BlackSquare CableCap insulators - Cable size 1/0Pair: 1 Red/1 BlackWARNING: This product can expose you to che...

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$7.16
$4.99
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Blue Sea 2716 Cover f/BusBar 2302 [2716]
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$8.87
$5.99

Blue Sea 2716 Cover f/BusBar 2302 [2716]

Blue Sea Systems

Cover for Busbar The industry standard busbar for positive distribution The industry standard busbar for the collection of negative or AC ground ...

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$8.87
$5.99
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Blue Sea 4009 CableCap - Black 0.47 to 0.13 Stud [4009]
Save 10%
$3.31
$2.99

Blue Sea 4009 CableCap - Black 0.47 to 0.13 Stud [4009]

Blue Sea Systems

C4009 CableCap - Black 0.47 to 0.13 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage device...

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$3.31
$2.99
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Blue Sea 4008 CableCap - Red 0.47 to 0.13 Stud [4008]
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$3.31
$2.99

Blue Sea 4008 CableCap - Red 0.47 to 0.13 Stud [4008]

Blue Sea Systems

4008 CableCap - Red 0.47 to 0.13 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWA...

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$3.31
$2.99
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Blue Sea 4014 CableCap - Red 1.25 to 0.70 [4014]
Save 9%
$4.37
$3.99

Blue Sea 4014 CableCap - Red 1.25 to 0.70 [4014]

Blue Sea Systems

4014 CableCap - Red 1.25 to 0.70Features:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING...

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$4.37
$3.99
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Blue Sea 2508 Terminal Block 30AMP - 8 Circuit [2508]
Save 29%
$12.69
$8.99

Blue Sea 2508 Terminal Block 30AMP - 8 Circuit [2508]

Blue Sea Systems

2508 Terminal Block 30AMP - 8 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$12.69
$8.99
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Blue Sea 4015 CableCap - Black 1.25 to 0.70 [4015]
Save 9%
$4.37
$3.99

Blue Sea 4015 CableCap - Black 1.25 to 0.70 [4015]

Blue Sea Systems

CableCap - Black 1.25 to 0.70Features:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING: T...

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$4.37
$3.99
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Blue Sea 2126 Maxibus 6 x 516-18 Stud Common [2126]
Save 48%
$105.92
$54.99

Blue Sea 2126 Maxibus 6 x 516-18 Stud Common [2126]

Blue Sea Systems

6 x 5⁄16- 18 Stud TerminalPart# 2126 SpecificationsContinuous Amperage t250 Amperes AC/DCVoltage Rating t300 Volts AC Maximum / 48 Volts DC Maximu...

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$105.92
$54.99
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Blue Sea 2201 Black Terminal Feed Through Connector [2201]
Save 29%
$29.41
$20.99

Blue Sea 2201 Black Terminal Feed Through Connector [2201]

Blue Sea Systems

Terminal Feed Through ConnectorsEliminates chage and provides strain relief when passing high current through hulls, decks and bulkheads.Features:...

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$29.41
$20.99
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Blue Sea 2302 150AMP Common BusBar 20 x 8-32 Screw Terminal [2302]
Save 47%
$47.07
$24.99

Blue Sea 2302 150AMP Common BusBar 20 x 8-32 Screw Terminal [2302]

Blue Sea Systems

2302 150AMP Common BusBar 20 x 8-32 Screw TerminalFeatures: The industry standard busbar for positive distribution The industry standard busbar fo...

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$47.07
$24.99
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Blue Sea 2300 150AMP Common BusBar 10 x #8-32 Screw Terminal w/Cover [2300]
Save 46%
$34.87
$18.99

Blue Sea 2300 150AMP Common BusBar 10 x #8-32 Screw Terminal w/Cover [2300]

Blue Sea Systems

2300 150AMP Common BusBar 10 x #8-32 Screw Terminal with CoverFeatures: Stud design provides direct terminal to bus contact for low resistant conn...

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$34.87
$18.99
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Blue Sea 2722 DualBus Plus 1/4" Stud, 5 x 10-32 Screw Terminal [2722]
Save 30%
$38.40
$26.99

Blue Sea 2722 DualBus Plus 1/4" Stud, 5 x 10-32 Screw Terminal [2722]

Blue Sea Systems

2722 DualBus Plus 1/4" Stud, 5 x 10-32 Screw TerminalFeatures: Combines negative and positive buses on one block Clear polycarbonate cover snaps o...

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$38.40
$26.99
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Blue Sea 2151 Terminal Fuse Block - 3/8" Mounting Hole - 2 Terminal Studs [2151]
Save 31%
$46.27
$31.99

Blue Sea 2151 Terminal Fuse Block - 3/8" Mounting Hole - 2 Terminal Studs [2151]

Blue Sea Systems

2151Features: New isolated stud design uses standard 5/16" hardware and permits stacking of terminals Compact, high-amp fuse-Appropriate for DC ...

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$46.27
$31.99
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Blue Sea 2002 PowerPost High Amperage Cable Connector 5/16" Stud [2002]
Save 26%
$17.64
$12.99

Blue Sea 2002 PowerPost High Amperage Cable Connector 5/16" Stud [2002]

Blue Sea Systems

2002 PowerPost High Amperage Cable Connector 5/16" Stud Insulated single stainless steel stud terminates multiple large conductors.Features: Conne...

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$17.64
$12.99
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Blue Sea 1003 CableClam 1.39" [1003]
Save 29%
$26.76
$18.99

Blue Sea 1003 CableClam 1.39" [1003]

Blue Sea Systems

1003 CableClam 1.39" Features: Perfect for antenna installation Waterproof co-axial installation without removing connectors Save the expense of r...

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$26.76
$18.99
Save 29%
Blue Sea 9218 Terminal Block Jumpers f/2400 Series Blocks - *Package of 5* [9218]
Save 25%
$5.34
$3.99

Blue Sea 9218 Terminal Block Jumpers f/2400 Series Blocks - *Package of 5* [9218]

Blue Sea Systems

9218 Terminal Block Jumpers for 2400 Series Blocks - Package of 5Features: Jumpers allow creation of common circuits on independent connectors Fit...

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$5.34
$3.99
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Blue Sea 5049 ST CLB Circuit Breaker Block Jumper - *Package of 5* [5049]
Save 24%
$6.54
$4.99

Blue Sea 5049 ST CLB Circuit Breaker Block Jumper - *Package of 5* [5049]

Blue Sea Systems

ST CLB Circuit Breaker Block Jumper - Package of 5Specifications:5 per retail packageWARNING: This product can expose you to chemicals including d...

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$6.54
$4.99
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Blue Sea 5503 ANL 750 Fuse Block w/ Cover [5503]
Save 30%
$68.94
$47.99

Blue Sea 5503 ANL 750 Fuse Block w/ Cover [5503]

Blue Sea Systems

5503 Cover included Accepts 5/16" (M8) ring terminals For use on systems up to 32 Volts DC Swing out design allows replacement of the fuse without...

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$68.94
$47.99
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Blue Sea 2303 150AMP Common BusBar 4 x 1/4" Stud Terminal [2303]
Save 47%
$39.58
$20.99

Blue Sea 2303 150AMP Common BusBar 4 x 1/4" Stud Terminal [2303]

Blue Sea Systems

2303 150AMP Common BusBar 4 x 1/4" Stud TerminalFeatures: Stud design provides direct terminal to bus contact for low resistant connection Stainle...

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$39.58
$20.99
Save 47%
Blue Sea 2340 Battery Terminal Mount BusBars [2340]
Save 29%
$32.52
$22.99

Blue Sea 2340 Battery Terminal Mount BusBars [2340]

Blue Sea Systems

Battery Terminal Mount BusBarsEasy to install.Specifications: Maximum Voltage: 32V DC Continuous Rating: 100A DC Bus Material: Tin-Plated Cop...

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$32.52
$22.99
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Blue Sea 2402 Terminal Black 20AMP - 2 Circuit [2402]
Save 17%
$4.83
$3.99

Blue Sea 2402 Terminal Black 20AMP - 2 Circuit [2402]

Blue Sea Systems

2402 Terminal Black 20AMP - 2 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$4.83
$3.99
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Blue Sea PowerBar 1000 - 12 3/8" Terminal Studs w/Cover [1991]
Save 31%
$296.44
$203.99

Blue Sea PowerBar 1000 - 12 3/8" Terminal Studs w/Cover [1991]

Blue Sea Systems

PowerBar 1000 - 12 3/8" Terminal Studs w/CoverComplex wiring systems require a single point to consolidate large and small conductors. The PowerBa...

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$296.44
$203.99
Save 31%
Blue Sea 2301 150AMP Common BusBar 10 x #8-32 Screw Terminal [2301]
Save 47%
$30.16
$15.99

Blue Sea 2301 150AMP Common BusBar 10 x #8-32 Screw Terminal [2301]

Blue Sea Systems

2301 150AMP Common BusBar 10 x #8-32 Screw Terminal Features: Stud design provides direct terminal to bus contact for low resistant connection Sta...

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$30.16
$15.99
Save 47%
Blue Sea 2019 PowerBar Common BusBar - Dual 3/8" x 16 [2019]
Save 30%
$31.34
$21.99

Blue Sea 2019 PowerBar Common BusBar - Dual 3/8" x 16 [2019]

Blue Sea Systems

PowerBar Common BusBarTerminal Studs: 2x3/8"-16Provides compact high-ampere busing with 3/8" terminal studsWARNING: This product can expose you to...

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$31.34
$21.99
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Blue Sea 1002 Cable Clam 0.8" [1002]
Save 30%
$24.14
$16.99

Blue Sea 1002 Cable Clam 0.8" [1002]

Blue Sea Systems

1002 Cable Clam 0.8" Features: Perfect for antenna installation Waterproof co-axial installation without removing connectors Save the expense of r...

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$24.14
$16.99
Save 30%
Blue Sea PowerBar 1000 - 12 5/16" Terminal Studs w/Cover [1993]
Save 31%
$296.44
$203.99

Blue Sea PowerBar 1000 - 12 5/16" Terminal Studs w/Cover [1993]

Blue Sea Systems

PowerBar 1000 - 12 5/16" Terminal Studs w/CoverComplex wiring systems require a single point to consolidate large and small conductors. The PowerB...

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$296.44
$203.99
Save 31%
Blue Sea 2510 Terminal Block 30AMP - 10 Circuit [2510]
Save 32%
$14.75
$9.99

Blue Sea 2510 Terminal Block 30AMP - 10 Circuit [2510]

Blue Sea Systems

2510 Terminal Block 30AMP - 10 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isola...

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$14.75
$9.99
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Blue Sea 2606 Terminal Black 65AMP - 6 Circuit [2606]
Save 29%
$25.41
$17.99

Blue Sea 2606 Terminal Black 65AMP - 6 Circuit [2606]

Blue Sea Systems

Terminal Block 65AMP - 6 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolated ci...

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$25.41
$17.99
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Blue Sea 4005 Standard CableCap - Small Pair [4005]
Save 20%
$6.20
$4.99

Blue Sea 4005 Standard CableCap - Small Pair [4005]

Blue Sea Systems

4005 Standard CableCap - Small PairFeatures: Cable Size - 4, 2, 1 Pair - Red/Black Insulates battery terminals which have added adapter terminals ...

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$6.20
$4.99
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Blue Sea 4006 Standard CableCap - Large Pair [4006]
Save 28%
$5.55
$3.99

Blue Sea 4006 Standard CableCap - Large Pair [4006]

Blue Sea Systems

4006 Standard CableCap - Large PairFeatures: Cable Size - 1/0, 2/0 Pair - Red/Black For batteries with marine adapter terminals added on WARNING: ...

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$5.55
$3.99
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Blue Sea 1001 CableClam .63" [1001]
Save 28%
$23.61
$16.99

Blue Sea 1001 CableClam .63" [1001]

Blue Sea Systems

CableClam .63"Connector Opening (in):   0.63Features: Perfect for antenna installation Waterproof co-axial installation without removing connector...

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$23.61
$16.99
Save 28%
Blue Sea 4016 Straight Terminal CableCap - Small [4016]
Save 28%
$5.55
$3.99

Blue Sea 4016 Straight Terminal CableCap - Small [4016]

Blue Sea Systems

4016 Straight Terminal CableCap - SmallInsulates battery terminals which have standard automotive posts.Features:Designed to fit standard automoti...

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$5.55
$3.99
Save 28%
Blue Sea 2016 Dual PowerPost Cable Connectors - 2 X 5/16" [2016]
Save 31%
$28.88
$19.99

Blue Sea 2016 Dual PowerPost Cable Connectors - 2 X 5/16" [2016]

Blue Sea Systems

Dual PowerPost Connectors Designed for connecting high amp conductors Includes one black and one red insulator WARNING: This product can expose y...

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$28.88
$19.99
Save 31%
Blue Sea 2128 Maxibus 6 x #10-24(Screws) w/2 x 516"(Studs) [2128]
Save 48%
$66.86
$34.99

Blue Sea 2128 Maxibus 6 x #10-24(Screws) w/2 x 516"(Studs) [2128]

Blue Sea Systems

2 x 5⁄16"- 18 Stud Terminal6 x#10-24 Terminal Screws Part# 2128 SpecificationsContinuous Amperage t250 Amperes AC/DCVoltage Rating t300 Volts AC M...

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$66.86
$34.99
Save 48%
Blue Sea 2709 Cover f/DualBus 2701 [2709]
Save 26%
$17.64
$12.99

Blue Sea 2709 Cover f/DualBus 2701 [2709]

Blue Sea Systems

2709 Cover For DualBus for 2701Specifications: Length: 4-3/16" Height: 7/8" Width: 2-1/2" Weight: 0.03lb WARNING: This product can expose you to c...

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$17.64
$12.99
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Blue Sea PowerBar 1000 - 8 5/16" Terminal Studs w/Cover [1992]
Save 31%
$235.94
$162.99

Blue Sea PowerBar 1000 - 8 5/16" Terminal Studs w/Cover [1992]

Blue Sea Systems

PowerBar 1000 - 8 5/16" Terminal Studs w/CoverComplex wiring systems require a single point to consolidate large and small conductors. The PowerBa...

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$235.94
$162.99
Save 31%
Blue Sea 2312, 150 Ampere Common Busbar 20 x 8-32 Screw Terminal with Cover [2312]
Save 48%
$56.16
$28.99

Blue Sea 2312, 150 Ampere Common Busbar 20 x 8-32 Screw Terminal with Cover [2312]

Blue Sea Systems

150 Ampere Common Busbar 20 x 8-32 Screw Terminal with CoverPN:   2312 Stud design provides direct terminal to bus contact for low resistant conne...

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$56.16
$28.99
Save 48%
Blue Sea 4001 Rotating Single Entry CableCap - Small Pair [4001]
Save 30%
$7.16
$4.99

Blue Sea 4001 Rotating Single Entry CableCap - Small Pair [4001]

Blue Sea Systems

4001 Rotating Single Entry CableCap - Small Pair Features: Cable Size - All Pair - Red/Black Top rotates 360° to allow cable entry from any angle ...

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$7.16
$4.99
Save 30%
Blue Sea 9216 Terminal Block Jumper f/2600 Series Blocks - *Package of 5* [9216]
Save 25%
$5.34
$3.99

Blue Sea 9216 Terminal Block Jumper f/2600 Series Blocks - *Package of 5* [9216]

Blue Sea Systems

9216 Terminal Block Jumper for 2600 Series Blocks - Package of 5Features: Jumpers allow creation of common circuits on independent connectors Fits...

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$5.34
$3.99
Save 25%
Blue Sea 2101 PowerPost Plus Cable Connector - 1/4" Stud [2101]
Save 32%
$33.69
$22.99

Blue Sea 2101 PowerPost Plus Cable Connector - 1/4" Stud [2101]

Blue Sea Systems

2101 PowerPost Plus Cable Connector - 1/4" StudEnables connection of multiple smaller wires in spaces where a traditional bus bar may not fit.Feat...

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$33.69
$22.99
Save 32%
Blue Sea 2356 Water Resistant BusBar - 100 Amp w/Cover [2356]
Save 18%
$37.59
$30.99

Blue Sea 2356 Water Resistant BusBar - 100 Amp w/Cover [2356]

Blue Sea Systems

2356 Water Resistant BusBar - 100 Amp with CoverProvides secure water-resistant bussing for harsh environments. The single side nesting design all...

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$37.59
$30.99
Save 18%
Blue Sea 2102 PowerPost Plus Cable Connector - 5/16" Stud [2102]
Save 32%
$33.69
$22.99

Blue Sea 2102 PowerPost Plus Cable Connector - 5/16" Stud [2102]

Blue Sea Systems

2102 PowerPost Plus Cable Connector - 5/16" StudEnables connection of multiple smaller wires in spaces where a traditional bus bar may not fit.Fea...

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$33.69
$22.99
Save 32%
Blue Sea PowerBar 1000 - 8 3/8" Terminal Studs w/Cover [1990]
Save 31%
$235.94
$162.99

Blue Sea PowerBar 1000 - 8 3/8" Terminal Studs w/Cover [1990]

Blue Sea Systems

PowerBar 1000 - 8 3/8" Terminal Studs w/CoverComplex wiring systems require a single point to consolidate large and small conductors. The PowerBar...

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$235.94
$162.99
Save 31%

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