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 PowerBar 1000  8 516 Terminal Studs wCover 1992
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$265.99
$174.99

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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$265.99
$174.99
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Blue Sea 2003 PowerPost High Amperage Cable Connector 38 Stud 2003
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$19.99
$12.99

Blue Sea 2003 PowerPost High Amperage Cable Connector 3/8" Stud [2003]

Blue Sea Systems

2003 PowerPost High Amperage Cable Connector 3/8" StudInsulated single stainless steel stud terminates multiple large conductors.Features: Connect...

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$19.99
$12.99
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Blue Sea 4011 CableCap  Black 070 to 030 Stud 4011
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$4.99
$3.99

Blue Sea 4011 CableCap - Black 0.70 to 0.30 Stud [4011]

Blue Sea Systems

4011 CableCap - Black 0.70 to 0.30 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devices...

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$4.99
$3.99
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Blue Sea 9217 Terminal Block Jumpers f2500 Series Blocks  Package of 5 9217
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$5.99
$3.99

Blue Sea 9217 Terminal Block Jumpers f/2500 Series Blocks - *Package of 5* [9217]

Blue Sea Systems

9217 Terminal Block Jumpers for 2500 Series Blocks - Package of 5Features: Jumpers allow creation of common circuits on independent connectors Fit...

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$5.99
$3.99
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Blue Sea 2723 DualBus Plus 516 Stud  5 x 10  32 Screw Terminal 2723
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$48.99
$32.99

Blue Sea 2723 DualBus Plus 5/16" Stud - 5 x 10 - 32 Screw Terminal [2723]

Blue Sea Systems

2723 DualBus Plus 5/16" Stud - 5 x 10 - 32 Screw TerminalFeatures: Combines negative and positive buses on one block Clear polycarbonate cover sna...

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$48.99
$32.99
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Blue Sea 2602 Terminal Block 65AMP  2 Circuit 2602
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$13.99
$9.99

Blue Sea 2602 Terminal Block 65AMP - 2 Circuit [2602]

Blue Sea Systems

2602 Terminal Block 65AMP - 2 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$13.99
$9.99
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Blue Sea 2016 Dual PowerPost Cable Connectors  2 X 516 2016
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$31.99
$21.99

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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$31.99
$21.99
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Blue Sea 4013 CableCap  Black 050 Stud 4013
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$7.99
$5.99

Blue Sea 4013 CableCap - Black 0.50 Stud [4013]

Blue Sea Systems

4013 CableCap - Black 0.50 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING:...

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$7.99
$5.99
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Blue Sea 4014 CableCap  Red 125 to 070 4014
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$8.99
$5.99

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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$8.99
$5.99
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Blue Sea 4015 CableCap  Black 125 to 070 4015
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$8.99
$5.99

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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$8.99
$5.99
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Blue Sea 2340 Battery Terminal Mount BusBars 2340
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$38.99
$25.99

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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$38.99
$25.99
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Blue Sea 2315 MiniBus 100 Ampere Common BusBar 4 x 1032 Stud Terminal with Cover 2315
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$25.99
$17.99

Blue Sea 2315 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal with Cover [2315]

Blue Sea Systems

MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal with CoverPN:  2315 Great for limited space applications in electronics cabinets and unde...

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$25.99
$17.99
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Blue Sea 2301 150AMP Common BusBar 10 x 832 Screw Terminal 2301
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$24.99
$16.99

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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$24.99
$16.99
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Blue Sea PowerBar 1000  8 38 Terminal Studs wCover 1990
Save 34%
$265.99
$174.99

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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$265.99
$174.99
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Blue Sea 2305 MiniBus 100 Ampere Common BusBar 4 x 1032 Stud Terminal 2305
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$20.99
$13.99

Blue Sea 2305 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal [2305]

Blue Sea Systems

2305 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud TerminalFeatures:Great for limited space applications in electronics cabinets and under dashb...

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$20.99
$13.99
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Blue Sea 2702 DualBus 100AMP Common BusBar 10 x 832 Screw Terminal 2702
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$32.99
$21.99

Blue Sea 2702 DualBus 100AMP Common BusBar 10 x 8-32 Screw Terminal [2702]

Blue Sea Systems

2702 DualBus 100AMP Common BusBar 10 x 8-32 Screw TerminalFeatures: Combines negative and positive buses on one block Tin-Plated Copper CDA 110 / ...

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$32.99
$21.99
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Blue Sea 2017 Dual PowerPost Cable Connectors  2 x 38 2017
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$31.99
$21.99

Blue Sea 2017 Dual PowerPost Cable Connectors - 2 x 3/8" [2017]

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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$31.99
$21.99
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Blue Sea 2701 DualBus 100 Ampere Common BusBars 5 x 832 Screw Terminal 2701
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$29.99
$20.99

Blue Sea 2701 DualBus 100 Ampere Common BusBars 5 x 8-32 Screw Terminal [2701]

Blue Sea Systems

2701 DualBus 100 Ampere Common BusBars 5 x 8-32 Screw TerminalFeatures:Combines negative and positive buses on one blockWARNING: This product can ...

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$29.99
$20.99
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Blue Sea 2104 PowerBar 600AMP Cable Connector 4 x 38 16 Stud Terminal 2104
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$176.99
$116.99

Blue Sea 2104 PowerBar 600AMP Cable Connector 4 x 3/8 16 Stud Terminal [2104]

Blue Sea Systems

2104 PowerBar 600AMP Cable Connector 4 x 3/8 16 Stud TerminalSpecifications: Max Voltage: 300 V AC/48 V DC Number of Terminal Studs: 4 Terminal Ty...

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$176.99
$116.99
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Blue Sea 2708 BusBar Cover fPowerBar 2104 2708
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$37.99
$25.99

Blue Sea 2708 BusBar Cover f/PowerBar 2104 [2708]

Blue Sea Systems

2708 BusBar Cover for PowerBar 2104Specifications:Dimensions: 8.500" x 3.375" x 2.750"WARNING: This product can expose you to chemicals including ...

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$37.99
$25.99
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Blue Sea 2303 150AMP Common BusBar 4 x 14 Stud Terminal 2303
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$32.99
$21.99

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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$32.99
$21.99
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Blue Sea 2126 Maxibus 6 x 51618 Stud Common 2126
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$89.99
$59.99

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

Blue Sea Systems

6 x 5⁄16- 18 Stud TerminalPart# 2126 SpecificationsContinuous Amperage 250 Amperes AC/DCVoltage Rating 300 Volts AC Maximum / 48 Volts DC Maximu...

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$89.99
$59.99
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Blue Sea 2709 Cover fDualBus 2701 2709
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$21.99
$14.99

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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$21.99
$14.99
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Blue Sea 2710 Cover fDualBus 2702 2710
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$22.99
$14.99

Blue Sea 2710 Cover f/DualBus 2702 [2710]

Blue Sea Systems

2710 Cover for DualBus 2702Specifications: Length: 6-3/8" Height: 7/8" Width: 2-3/8" Weight: 0.04lb WARNING: This product can expose you to chemic...

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$22.99
$14.99
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Blue Sea 2312 150 Ampere Common Busbar 20 x 832 Screw Terminal with Cover 2312
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$46.99
$31.99

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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$46.99
$31.99
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Blue Sea 2203 Black Terminal Feed Through Connector 2203
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$39.99
$26.99

Blue Sea 2203 Black Terminal Feed Through Connector [2203]

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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$39.99
$26.99
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Blue Sea 4018 Square CableCap Insulators Pair RedBlack 4018
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$12.99
$8.99

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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$12.99
$8.99
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Blue Sea 2202 Red Terminal Feed Through Connectors 2202
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$35.99
$23.99

Blue Sea 2202 Red Terminal Feed Through Connectors [2202]

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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$35.99
$23.99
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Blue Sea 2610 Terminal Block 65AMP  10 Circuit 2610
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$43.99
$29.99

Blue Sea 2610 Terminal Block 65AMP - 10 Circuit [2610]

Blue Sea Systems

2610 Terminal Block 65AMP - 10 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isola...

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$43.99
$29.99
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Blue Sea 2020 PowerBar Dual BusBar  Two 3816 Studs 2020
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$25.99
$16.99

Blue Sea 2020 PowerBar Dual BusBar - Two 3/8"-16 Studs [2020]

Blue Sea Systems

PowerBar Dual BusBar - Two 3/8"-16 StudsProvides compact high-ampere busing with 3/8" terminal studsSpecifications: Maximum Amperage: 200A Maximu...

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$25.99
$16.99
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Blue Sea 2356100  Water Resistant 100A Busbar wCover 2356100
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$56.99
$37.99

Blue Sea 2356100 - Water Resistant 100A Busbar w/Cover [2356100]

Blue Sea Systems

2356100 - Water Resistant 100A Busbar with CoverWater-resistant bussing for harsh environments.  Built with wing screws for toolless access.Featur...

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$56.99
$37.99
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Blue Sea 2356 Water Resistant BusBar  100 Amp wCover 2356
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$54.99
$36.99

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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$54.99
$36.99
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Blue Sea 2307 Common 150A BusBar  4 1420 Studs wCover 2307
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$38.99
$25.99

Blue Sea 2307 Common 150A BusBar - (4) 1/4"-20 Studs w/Cover [2307]

Blue Sea Systems

2307 Common 150A BusBar - (4) 1/4"-20 Studs w/CoverFeatures: The industry standard busbar for positive distribution The industry standard busbar f...

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$38.99
$25.99
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Blue Sea PowerBar 1000  12 516 Terminal Studs wCover 1993
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$331.99
$218.99

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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$331.99
$218.99
Save 34%
Blue Sea PowerBar 1000  12 38 Terminal Studs wCover 1991
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$331.99
$218.99

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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$331.99
$218.99
Save 34%
Blue Sea 5049 ST CLB Circuit Breaker Block Jumper  Package of 5 5049
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$9.99
$6.99

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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$9.99
$6.99
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