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 2305 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal [2305]
Save 49%
$25.46
$12.99

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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$25.46
$12.99
Save 49%
Blue Sea 2307 Common 150A BusBar - (4) 1/4"-20 Studs w/Cover [2307]
Save 49%
$46.75
$23.99

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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$46.75
$23.99
Save 49%
Blue Sea 2408 Terminal Block 20AMP - 8 Circuit [2408]
Save 26%
$9.43
$6.99

Blue Sea 2408 Terminal Block 20AMP - 8 Circuit [2408]

Blue Sea Systems

2408 Terminal Block 20AMP - 8 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$9.43
$6.99
Save 26%
Blue Sea 4010 CableCap - Red 0.70 to 0.30 Stud [4010]
Save 14%
$3.48
$2.99

Blue Sea 4010 CableCap - Red 0.70 to 0.30 Stud [4010]

Blue Sea Systems

4010 CableCap - Red 0.70 to 0.30 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWA...

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$3.48
$2.99
Save 14%
Blue Sea 2315 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal with Cover [2315]
Save 48%
$30.70
$15.99

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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$30.70
$15.99
Save 48%
Blue Sea 2723 DualBus Plus 5/16" Stud - 5 x 10 - 32 Screw Terminal [2723]
Save 29%
$43.75
$30.99

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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$43.75
$30.99
Save 29%
Blue Sea 2610 Terminal Block 65AMP - 10 Circuit [2610]
Save 29%
$33.77
$23.99

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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$33.77
$23.99
Save 29%
Blue Sea 2001 Power Post High Amperage Cable Connector 1/4" Stud [2001]
Save 26%
$17.64
$12.99

Blue Sea 2001 Power Post High Amperage Cable Connector 1/4" Stud [2001]

Blue Sea Systems

PowerPost High Amperage Cable Connector 1/4" StudFeatures: Connects high amperage cables securely Glass-Reinforced Nylon 48 Volts DC Maximum Not r...

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$17.64
$12.99
Save 26%
Blue Sea 2202 Red Terminal Feed Through Connectors [2202]
Save 29%
$29.41
$20.99

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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$29.41
$20.99
Save 29%
Blue Sea 2314 MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw Terminal with Cover [2314]
Save 47%
$26.63
$13.99

Blue Sea 2314 MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw Terminal with Cover [2314]

Blue Sea Systems

MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw Terminal with CoverPN:   2314 Great for limited space applications in electronics cabinets and und...

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$26.63
$13.99
Save 47%
Blue Sea 2306 MiniBus 100AMP Common BusBar Grounding BusBar 6 x 8-32 Screw Terminal [2306]
Save 42%
$12.09
$6.99

Blue Sea 2306 MiniBus 100AMP Common BusBar Grounding BusBar 6 x 8-32 Screw Terminal [2306]

Blue Sea Systems

2306 MiniBus 100AMP Common BusBar Grounding BusBar 6 x 8-32 Screw TerminalFeatures:Great for limited space applications in electronics cabinets an...

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$12.09
$6.99
Save 42%
Blue Sea 2708 BusBar Cover f/PowerBar 2104 [2708]
Save 30%
$31.34
$21.99

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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$31.34
$21.99
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Blue Sea 2713 Minibus Cover [2713]
Save 19%
$4.91
$3.99

Blue Sea 2713 Minibus Cover [2713]

Blue Sea Systems

Cover for 2304 and 2305Great for limited space applicationsBase Material: Reinforced PolycarbonateCover Material: Clear PolycarbonateContinuous ...

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$4.91
$3.99
Save 19%
Blue Sea 2410 Terminal Block 20AMP - 10 Circuit [2410]
Save 29%
$12.69
$8.99

Blue Sea 2410 Terminal Block 20AMP - 10 Circuit [2410]

Blue Sea Systems

2410 Terminal Block 20AMP - 10 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isola...

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$12.69
$8.99
Save 29%
Blue Sea 2602 Terminal Block 65AMP - 2 Circuit [2602]
Save 28%
$11.06
$7.99

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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$11.06
$7.99
Save 28%
Blue Sea 2502 Terminal Block 30AMP - 2 Circuit [2502]
Save 23%
$6.52
$4.99

Blue Sea 2502 Terminal Block 30AMP - 2 Circuit [2502]

Blue Sea Systems

2502 Terminal Block 30AMP - 2 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$6.52
$4.99
Save 23%
Blue Sea 2404 Terminal Black 20AMP - 4 Circuit [2404]
Save 16%
$5.92
$4.99

Blue Sea 2404 Terminal Black 20AMP - 4 Circuit [2404]

Blue Sea Systems

2404 Terminal Black 20AMP - 4 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$5.92
$4.99
Save 16%
Blue Sea 2011 PowerPost Mini High Amperage Cable Connector - 1/4" Stud [2011]
Save 24%
$11.76
$8.99

Blue Sea 2011 PowerPost Mini High Amperage Cable Connector - 1/4" Stud [2011]

Blue Sea Systems

2011 PowerPost Mini High Amperage Cable Connector - 1/4" StudInsulated single stainless steel stud terminates multiple large conductors.Features: ...

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$11.76
$8.99
Save 24%
Blue Sea 2512 Terminal Block 30AMP - 12 Circuit [2512]
Save 28%
$16.69
$11.99

Blue Sea 2512 Terminal Block 30AMP - 12 Circuit [2512]

Blue Sea Systems

2512 Terminal Block 30AMP - 12 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isola...

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$16.69
$11.99
Save 28%
Blue Sea 4013 CableCap - Black 0.50 Stud [4013]
Save 26%
$4.03
$2.99

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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$4.03
$2.99
Save 26%
Blue Sea 9217 Terminal Block Jumpers f/2500 Series Blocks - *Package of 5* [9217]
Save 25%
$5.34
$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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$5.34
$3.99
Save 25%
Blue Sea 2608 Terminal Block 65AMP - 8 Circuit [2608]
Save 28%
$29.29
$20.99

Blue Sea 2608 Terminal Block 65AMP - 8 Circuit [2608]

Blue Sea Systems

2608 Terminal Block 65AMP - 8 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$29.29
$20.99
Save 28%
Blue Sea 2506 Terminal Block 30AMP - 6 Circuit [2506]
Save 26%
$10.76
$7.99

Blue Sea 2506 Terminal Block 30AMP - 6 Circuit [2506]

Blue Sea Systems

2506 Terminal Block 30AMP - 6 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$10.76
$7.99
Save 26%
Blue Sea 2356100 - Water Resistant 100A Busbar w/Cover [2356100]
Save 31%
$47.60
$32.99

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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$47.60
$32.99
Save 31%
Blue Sea 2104 PowerBar 600AMP Cable Connector 4 x 3/8 16 Stud Terminal [2104]
Save 31%
$145.40
$99.99

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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$145.40
$99.99
Save 31%
Blue Sea 2018 Dual PowerPost Cable Connectors - 1 X 5/16" - 1 X 3/8" [2018]
Save 31%
$28.88
$19.99

Blue Sea 2018 Dual PowerPost Cable Connectors - 1 X 5/16" - 1 X 3/8" [2018]

Blue Sea Systems

Dual PowerPost Connectors Designed for outboard engine installation when factory cables need to be extended Includes one black and one red insula...

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$28.88
$19.99
Save 31%
Blue Sea 2127 Maxibus 4 x 516-18 Stud Common [2127]
Save 47%
$67.93
$35.99

Blue Sea 2127 Maxibus 4 x 516-18 Stud Common [2127]

Blue Sea Systems

4 x 5⁄16- 18 Stud TerminalPart# 2127 SpecificationsContinuous Amperage t250 Amperes AC/DCVoltage Rating t300 Volts AC Maximum / 48 Volts DC Maximu...

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$67.93
$35.99
Save 47%
Blue Sea 2204 Red Terminal Feed Through Connector [2204]
Save 30%
$33.05
$22.99

Blue Sea 2204 Red Terminal Feed Through Connector [2204]

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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$33.05
$22.99
Save 30%
Blue Sea 2719 Maxibus Cover f/2127 & 2128 [2719]
Save 30%
$38.40
$26.99

Blue Sea 2719 Maxibus Cover f/2127 & 2128 [2719]

Blue Sea Systems

Maxibus CoverPart# 2719Cover for 2127 & 2128WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which...

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$38.40
$26.99
Save 30%
Blue Sea 2103 PowerPost Plus Cable Connector 3/8" Stud [2103]
Save 32%
$33.69
$22.99

Blue Sea 2103 PowerPost Plus Cable Connector 3/8" Stud [2103]

Blue Sea Systems

2103 PowerPost Plus Cable Connector 3/8" Stud Enables connection of multiple smaller wires in spaces where a traditional bus bar may not fit.Featu...

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$33.69
$22.99
Save 32%
Blue Sea 2020 PowerBar Dual BusBar - Two 3/8"-16 Studs [2020]
Save 31%
$23.10
$15.99

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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$23.10
$15.99
Save 31%