Collection: Electrical - Busbars, Connectors & Insulators

Build cleaner connections and dependable onboard power distribution.

Explore marine busbars, connectors and insulators designed for organizing electrical connections and distributing power throughout your vessel. From battery installations to DC electrical systems, the right connection components help create clean, accessible and dependable onboard electrical installations.

Shop marine busbars, power distribution blocks, terminal blocks, battery connectors, electrical connectors, insulating covers, standoffs and related installation accessories for sailboats, powerboats, yachts and other marine applications.

Whether you're upgrading a battery bank, adding electrical equipment, reorganizing existing wiring or building a new power-distribution system, Roam & Harbor makes it easier to find the components needed for a professional marine electrical installation.

Connect the system. Distribute the power. Keep exploring.

155 products

  • Save $2.31 USD
    Egis Mobile Electric

    Egis RT Screw Terminal 12 Circuit Dual Lever Bus Bar [8030]

    Regular price $19.99 USD
    Sale price $19.99 USD Regular price $22.30 USD

    RT Screw Terminal 12 Circuit Dual Lever Bus BarThis Egis bus bar seamlessly integrates with RT fuse blocks, can be used as a standalone ground bus,...

  • Newmar Power

    Newmar BB-2/8 Bus Bar [BB-2/8]

    Regular price $123.00 USD
    Sale price $123.00 USD Regular price $0.00 USD

    BB-2/8 Bus BarIdeal as a DC ground tie point or positive bus, this heavy-duty, 500-amp-rated bus bar assembly features 5/16 in. studs on 1 in. centers...

  • Newmar Power

    Newmar BB-8 Bus Bar [BB-8]

    Regular price $185.00 USD
    Sale price $185.00 USD Regular price $0.00 USD

    BB-8 Bus BarIdeal as a DC ground tie point or positive bus, this heavy-duty, 500-amp-rated bus bar assembly features 5/16 in. studs on 1 in. center...

  • Save $6.96 USD
    Sea-Dog

    Sea-Dog Dual Buss Bar w/Cover - 12 Terminals [426693-3]

    Regular price $43.99 USD
    Sale price $43.99 USD Regular price $50.95 USD

    Dual Buss Bar with Cover - 12 TerminalsThis dual bus bar is designed for DC positive or negative distribution on one block or AC neutral and...

  • Save $7.96 USD
    Sea-Dog

    Sea-Dog Buss Bar w/Cover - 6 Terminals [426692-3]

    Regular price $46.99 USD
    Sale price $46.99 USD Regular price $54.95 USD

    Buss Bar with Cover - 6 TerminalsThis bus bar is designed for positive or negative DC distribution or collection of AC neutral or safety ground circuits....

  • Save $15.13 USD
    Pacer

    Pacer 12-10 AWG Heat Shrink Butt Connector - 100 Pack [TBSE10-100]

    Regular price $63.99 USD
    Sale price $63.99 USD Regular price $79.12 USD

    12-10 AWG Heat Shrink Butt Connector - 100 PackButt splices are crimp connectors used to safely connect one or more wires to another wire. Step-down butt...

  • Save $2.10 USD
    Pacer

    Pacer 16-14 AWG Heat Shrink Ring Terminal - #10 Stud Size - 100 Pack [TE14-10R-100]

    Regular price $54.99 USD
    Sale price $54.99 USD Regular price $57.09 USD

    16-14 AWG Heat Shrink Ring Terminal - #10 Stud Size - 100 PackRing terminals are used to connect wires to a connection point. They can easily...

  • Save $5.55 USD
    Victron Energy

    Victron Busbar 150A 2P w/20 Screws Cover [VBB115022020]

    Regular price $31.45 USD
    Sale price $31.45 USD Regular price $37.00 USD

    Busbar 150A 2P with 20 Screws & CoverBusbars are used for high current distribution and at the same time they provide connections for batteries and/or DC...

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