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.

454 products

  • Save $10.91 USD
    Egis Mobile Electric

    Egis XD Flex 2 Single VSR w/Knob - Tinned Wires [8710-1300]

    Regular price $172.99 USD
    Sale price $172.99 USD Regular price $183.90 USD

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

  • Save $28.51 USD
    Egis Mobile Electric

    Egis Triple Battery Advanced Automatic Charging Relay (ACR) - 12V [7612]

    Regular price $156.99 USD
    Sale price $156.99 USD Regular price $185.50 USD

    Triple Battery Advanced Automatic Charging Relay (ACR) - 12VTwo Independent ACRs in One Device reduce installation space and time. Significantly lowers the out-of-state current draw.Features: Eliminates...

  • Save $11.91 USD
    Egis Mobile Electric

    Egis XD Flex 1 Single Relay/ACR w/Knob - 6-Pin DTM Connector [8810-1100]

    Regular price $177.99 USD
    Sale price $177.99 USD Regular price $189.90 USD

    XD Flex 1 Single Relay/ACR with Knob - 6-Pin DTM ConnectorFeatures: 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Available with or Without Intuitive...

  • Egis Mobile Electric

    Egis Cable Cap Lug Insulator 2/0 AWG - Red [4287]

    Regular price $5.60 USD
    Sale price $5.60 USD Regular price $0.00 USD

    Cable Cap Lug Insulator 2/0 AWG - RedFeatures: Protects Wiring Terminations against accidental shorts or incidental contact. Commonly Used On starters, solenoids, alternators, generators, windlasses, or...

  • Save $7.31 USD
    Egis Mobile Electric

    Egis MT Series 12-Position Sealed Fuse Block w/Ground Busbar [3412]

    Regular price $112.99 USD
    Sale price $112.99 USD Regular price $120.30 USD

    MT Series 12-Position Sealed Fuse Block with Ground BusbarFeatures: Integrated Deutsch/Amphenol Output Connectors 250A Total Output Current Integral 250A Ground Return Bus Sealed to IP66 &...

  • Save $0.61 USD
    Egis Mobile Electric

    Egis Relay 12V, 75A w/Dual Diode [901643]

    Regular price $29.99 USD
    Sale price $29.99 USD Regular price $30.60 USD

    Relay 12V, 75A with Dual DiodeThis 12V, 75-amp dual-diode relay is great for automotive applications. Bi-furcated contacts ensure long-term reliability and increased operating efficiency. The dual-diode...

  • Save $7.00 USD
    Scanstrut

    Scanstrut ROKK Charge Pro Fast Charge USB-A USB-C Socket [SC-USB-03]

    Regular price $67.99 USD
    Sale price $67.99 USD Regular price $74.99 USD

    ROKK Charge Pro Fast Charge USB-A & USB-C SocketROKK Charge Pro is the ultimate onboard USB charger. Featuring a USB-A and USB-C charging port housed in...

  • Attwood Marine

    Attwood Heavy Duty Group 24 Battery Tray [9096-5]

    Regular price $15.89 USD
    Sale price $15.89 USD Regular price $0.00 USD

    Heavy Duty Group 24 Battery TrayThis heavy-duty battery tray is made of non-corrosive black plastic. The tray includes an adjustable-height crossbar and stainless steel retaining bolts.Features:...

Load more