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 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
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Blue Sea 2718 Maxibus Cover f/2105 & 2106 [2718]
Save 30%
$45.46
$31.99

Blue Sea 2718 Maxibus Cover f/2105 & 2106 [2718]

Blue Sea Systems

Maxibus CoverPart# 2718Cover for 2105 & 2106WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which...

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$45.46
$31.99
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Blue Sea 2315 MiniBus 100 Ampere Common BusBar 4 x 10-32 Stud Terminal with Cover [2315]
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$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
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Blue Sea 2723 DualBus Plus 5/16" Stud - 5 x 10 - 32 Screw Terminal [2723]
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$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
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Blue Sea 2610 Terminal Block 65AMP - 10 Circuit [2610]
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$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
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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
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Blue Sea 2202 Red Terminal Feed Through Connectors [2202]
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$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
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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
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Blue Sea 2306 MiniBus 100AMP Common BusBar Grounding BusBar 6 x 8-32 Screw Terminal [2306]
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$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
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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 2304 MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw Terminal [2304]
Save 48%
$23.10
$11.99

Blue Sea 2304 MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw Terminal [2304]

Blue Sea Systems

2304 MiniBus 100 Ampere Common BusBar 5 x 8-32 Screw TerminalFeatures:Great for limited space applications in electronics cabinets and under dashb...

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$23.10
$11.99
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BEP Pro Installer Insulated Stud Single - 8mm [IST-8MM-1S]
Save 21%
$17.75
$13.99

BEP Pro Installer Insulated Stud Single - 8mm [IST-8MM-1S]

BEP Marine

Insulated Stud Single 8mmThe Pro Installer insulated studs are a smart choice for marine installers. An increased stainless steel stud length allo...

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$17.75
$13.99
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Blue Sea 2713 Minibus Cover [2713]
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$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
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Blue Sea 2410 Terminal Block 20AMP - 10 Circuit [2410]
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$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
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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
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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
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Blue Sea 2404 Terminal Black 20AMP - 4 Circuit [2404]
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$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
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Blue Sea 2011 PowerPost Mini High Amperage Cable Connector - 1/4" Stud [2011]
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$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
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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
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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]
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$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
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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
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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
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BEP Pro Installer Z Bus Bar - 18 Way - 200A [777-Z18W-200]
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$71.32
$51.99

BEP Pro Installer Z Bus Bar - 18 Way - 200A [777-Z18W-200]

BEP Marine

200A Z Bar 18 Way Bus BarThis patent-pending, space saving buss bar range is a completely new concept for marine cable termination. Offering almos...

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$71.32
$51.99
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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
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BEP Pro Installer Single Insulated Stud w/Power Tap Plate - 10mm [IST-10MM-1SPT]
Save 26%
$30.98
$22.99

BEP Pro Installer Single Insulated Stud w/Power Tap Plate - 10mm [IST-10MM-1SPT]

BEP Marine

Single 10mm Insulated Stud with Power Tap PlateThe Pro Installer insulated studs are a smart choice for marine installers. An increased stainless ...

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$30.98
$22.99
Save 26%
Blue Sea 2018 Dual PowerPost Cable Connectors - 1 X 5/16" - 1 X 3/8" [2018]
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$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
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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
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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 4002 Cable Cap Dual Entry - Black [4002]
Save 23%
$9.08
$6.99

Blue Sea 4002 Cable Cap Dual Entry - Black [4002]

Blue Sea Systems

Dual Entry PowerPost Cable Insulator, BlackPart# 4002 Protects against accidental short circuits Top lid allows for easy access to connection poi...

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$9.08
$6.99
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Blue Sea 4003 Cable Cap Dual Entry - Red [4003]
Save 23%
$9.08
$6.99

Blue Sea 4003 Cable Cap Dual Entry - Red [4003]

Blue Sea Systems

Dual Entry PowerPost Cable Insulator, RedPart# 4003 Protects against accidental short circuits Top lid allows for easy access to connection point...

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$9.08
$6.99
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Blue Sea 2719 Maxibus Cover f/2127 & 2128 [2719]
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$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]
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$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
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BEP Pro Installer Terminal Block - 6 Way - 30A [TB-118-6P/DSP]
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$15.23
$11.99

BEP Pro Installer Terminal Block - 6 Way - 30A [TB-118-6P/DSP]

BEP Marine

BEP Pro Installer Terminal Block - 6 Way - 30AThis terminal block is ideal for isolated connections up to 30A and suitable for connecting tails fr...

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$15.23
$11.99
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BEP Pro Installer Single Insulated Distribution Stud - 1/4" - Positive [IS-6MM-1R/DSP]
Save 29%
$18.21
$12.99

BEP Pro Installer Single Insulated Distribution Stud - 1/4" - Positive [IS-6MM-1R/DSP]

BEP Marine

Insulated Distribution Stud, Single 1/4"Insulated Distribution Stud, Single 1/4" - Made with high temperature plastic bases Stud covers push secu...

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$18.21
$12.99
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BEP Pro Installer 5 Stud Bus Bar - 650A [777-BB5S-650]
Save 27%
$169.51
$123.99

BEP Pro Installer 5 Stud Bus Bar - 650A [777-BB5S-650]

BEP Marine

Busbar HD 5 Stud 650A MC5Pro Installer buss bars are designed for flexibility and scalability. The snap-out side skirts allow for additional cable...

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$169.51
$123.99
Save 27%
BEP Pro Installer 8 Stud Bus Bar - 650A [777-BB8S-650]
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$246.67
$173.99

BEP Pro Installer 8 Stud Bus Bar - 650A [777-BB8S-650]

BEP Marine

Busbar HD 8 Stud 650APro Installer buss bars are designed for flexibility and scalability. The snap-out side skirts allow for additional cable ent...

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$246.67
$173.99
Save 29%
Blue Sea 2710 Cover f/DualBus 2702 [2710]
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$20.11
$13.99

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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$20.11
$13.99
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Blue Sea 2010 PowerPost High Amperage Cable Connector #10 Stud [2010]
Save 24%
$11.76
$8.99

Blue Sea 2010 PowerPost High Amperage Cable Connector #10 Stud [2010]

Blue Sea Systems

PowerPost High Amperage Cable Connector #10 StudFeatures:  Insulated single stainless steel stud terminates multiple large conductors Connects hig...

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$11.76
$8.99
Save 24%
Blue Sea 2504 Terminal Block 30AMP - 4 Circuit [2504]
Save 26%
$8.10
$5.99

Blue Sea 2504 Terminal Block 30AMP - 4 Circuit [2504]

Blue Sea Systems

2504 Terminal Block 30AMP - 4 CircuitFeatures: Closed back design completely insulates power from the mounting surface Each screw pair is 1 isolat...

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$8.10
$5.99
Save 26%
Blue Sea 4017 Straight Terminal CableCap - Large [4017]
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$5.55
$3.99

Blue Sea 4017 Straight Terminal CableCap - Large [4017]

Blue Sea Systems

4017 Straight Terminal CableCap - LargeInsulates 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 2017 Dual PowerPost Cable Connectors - 2 x 3/8" [2017]
Save 31%
$28.88
$19.99

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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$28.88
$19.99
Save 31%
Blue Sea 2715 Cover f/BusBar 2301  2303 [2715]
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$5.34
$3.99

Blue Sea 2715 Cover f/BusBar 2301 2303 [2715]

Blue Sea Systems

2715 Cover for BusBar 2301 & 2303Features:Weight: 0.08lb (0.04 kg)WARNING: This product can expose you to chemicals including di(2-ethylhexyl)...

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$5.34
$3.99
Save 25%
Blue Sea 4011 CableCap - Black 0.70 to 0.30 Stud [4011]
Save 14%
$3.48
$2.99

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...

View full details
$3.48
$2.99
Save 14%
Blue Sea 2107 PowerBar 600AMP Cable Connector - 8 x 3/8" 16 Stud Terminal [2107]
Save 31%
$217.52
$149.99

Blue Sea 2107 PowerBar 600AMP Cable Connector - 8 x 3/8" 16 Stud Terminal [2107]

Blue Sea Systems

2107 PowerBar 600AMP Cable Connector - 8 x 3/8" 16 Stud TerminalSpecifications: Maximum Voltage: 300 V AC/48V DC Number of Terminal Studs: 8 Termi...

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$217.52
$149.99
Save 31%
Blue Sea 2701 DualBus 100 Ampere Common BusBars 5 x 8-32 Screw Terminal [2701]
Save 46%
$29.41
$15.99

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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$29.41
$15.99
Save 46%
Blue Sea 4012 CableCap - Red 0.50 Stud [4012]
Save 26%
$4.03
$2.99

Blue Sea 4012 CableCap - Red 0.50 Stud [4012]

Blue Sea Systems

4012 CableCap - Red 0.50 StudFeatures:Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesWARNING: T...

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$4.03
$2.99
Save 26%

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