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

  • Bluewater

    Bluewater Common Stud Busbar 4 Gang - Red [312303-B-025]

    Regular price $18.31 USD
    Sale price $18.31 USD Regular price $0.00 USD

    Common Stud Busbar 4 Gang - RedThis 4-gang common stud busbar simplifies grounding or positive distribution across multiple circuits. With a single input stud and four...

  • Bluewater

    Bluewater 12 Terminal Busbar - 250 Amp [312105-B-020]

    Regular price $49.27 USD
    Sale price $49.27 USD Regular price $0.00 USD

    12 Terminal Busbar - 250 AmpBuilt for high-capacity applications, this 12-terminal busbar delivers up to 250 amps of current handling. It’s ideal for distributing power to...

  • Bluewater

    Bluewater RGB Busbar [312404-B-022]

    Regular price $27.50 USD
    Sale price $27.50 USD Regular price $0.00 USD

    RGB BusbarDesigned specifically for RGB lighting systems, this specialized busbar enables easy, organized wiring of multi-color LED circuits. It provides consistent, reliable connectivity for lighting control.The...

  • Bluewater

    Bluewater 5/16" Power Post - Black [314300-B-516]

    Regular price $6.65 USD
    Sale price $6.65 USD Regular price $0.00 USD

    5/16" Power Post - BlackThis power post features a 5/16” stud for secure, high-current cable connections. It’s ideal for smaller power runs or ground returns where...

  • Bluewater

    Bluewater 10 Terminal Busbar - 150 Amp [312301-B-020]

    Regular price $14.89 USD
    Sale price $14.89 USD Regular price $0.00 USD

    10 Terminal Busbar - 150 AmpWith a 150 amp capacity, this 10-terminal electrical busbar offers efficient power distribution in mid-sized applications. It provides a durable, marine-grade...

  • Bluewater

    Bluewater Cover f/Heavy Duty 8 Stud Busbar - Black [312315-B-108]

    Regular price $22.57 USD
    Sale price $22.57 USD Regular price $0.00 USD

    Cover for Heavy Duty 8 Stud Busbar - BlackBluewater black cover for heavy-duty stud busbar, 8 gang. Brochure (pdf)

  • Bluewater

    Bluewater Heavy-Duty 8 Stud Busbar [312315-B-008]

    Regular price $142.07 USD
    Sale price $142.07 USD Regular price $0.00 USD

    Heavy-Duty 8 Stud BusbarBuilt for serious power distribution, this 8-stud heavy-duty busbar handles high current loads across multiple circuits. With corrosion-resistant studs and a rugged base,...

  • Bluewater

    Bluewater Red Cover f/4 Stud Heavy Duty Busbar [312315-B-205]

    Regular price $16.11 USD
    Sale price $16.11 USD Regular price $0.00 USD

    Red Cover for 4 Stud Heavy Duty BusbarBluewater red cover for heavy-duty stud busbar, 4 gang. Brochure (pdf)

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