Collection: Electrical - Accessories

The finishing details for dependable onboard electrical systems.

Explore marine electrical accessories designed to support the installation, maintenance, organization and protection of your vessel’s electrical equipment. From small replacement components to installation hardware, the right accessories can make electrical projects cleaner, more organized and easier to maintain.

Shop marine wiring accessories, electrical connectors, protective covers, mounting hardware, cable accessories, boots, caps, adapters and electrical installation supplies for sailboats, powerboats, yachts and other marine applications.

Whether you're completing a new electronics installation, upgrading an existing electrical system, replacing worn components or stocking your onboard tool and spare-parts supply, Roam & Harbor makes it easier to find the electrical essentials that help finish the job.

Finish the installation. Protect the system. Keep exploring.

457 products

  • Save $27.31 USD
    Egis Mobile Electric

    Egis XD Flex 2 Dual VSR/Relay w/Knob - Tinned Wires [8720-1350]

    Regular price $248.99 USD
    Sale price $248.99 USD Regular price $276.30 USD

    XD Flex 2 Dual VSR/Relay with Knob - Tinned WiresFeatures: 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Available With or Without Intuitive Front...

  • Sea-Dog

    Sea-Dog SAE Power Cable Inline Fuse Holder [426925-1]

    Regular price $11.95 USD
    Sale price $11.95 USD Regular price $0.00 USD

    SAE Power Cable Inline Fuse HolderThis SAE type polarized electrical connector is a two-prong plug and socket connector set. This connector features an ATO/ATC inline fuse...

  • Save $5.96 USD
    Sea-Dog

    Sea-Dog Dual USB-C Power Socket [426522-1]

    Regular price $55.99 USD
    Sale price $55.99 USD Regular price $61.95 USD

    Dual USB-C Power SocketA dual USB-C Power Socket charges two devices simultaneously. The total output 8A load is split 4A per side as needed. USB-C features...

  • Save $4.96 USD
    Sea-Dog

    Sea-Dog Dual USB Socket/Voltmeter w/Hidden Display [426517-1]

    Regular price $34.99 USD
    Sale price $34.99 USD Regular price $39.95 USD

    Dual USB Socket/Voltmeter with Hidden Display This Dual USB Socket allows for two devices to be charged simultaneously while also displaying the batteries output. The total...

  • Save $6.91 USD
    Egis Mobile Electric

    Egis Contactor 100A 12V Side Mount [7023]

    Regular price $62.99 USD
    Sale price $62.99 USD Regular price $69.90 USD

    Contactor 100A 12V Side MountFeatures: Reduce Installation Costs and Weight by eliminating large cable runs to manual switches through robust remote switching of high-amperage engine &...

  • Egis Mobile Electric

    Egis A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 40A [3211-40]

    Regular price $19.50 USD
    Sale price $19.50 USD Regular price $0.00 USD

    A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 40AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting...

  • ARCO Marine

    ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]

    Regular price $43.06 USD
    Sale price $43.06 USD Regular price $0.00 USD

    Prestolite Style Solenoid with Isolated BasePrestolite style solenoid that will fit BRP-OMC. Isolated base, 12 VoltReplaces:MERCURY 47886MERCURY 47886TBRP-OMC 380095BRP-OMC 383622BRP-OMC 389398BRP-OMC 389493BRP-OMC 395419BRP-OMC 582708BRP-OMC 586180*ARCO Assurance...

  • Egis Mobile Electric

    Egis A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 30A [3202-30]

    Regular price $37.40 USD
    Sale price $37.40 USD Regular price $0.00 USD

    A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 30AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting...

Load more