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.

453 products

  • Save $34.31 USD
    Egis Mobile Electric

    Egis XD Triple - 2 Pole XD Flex 2 - Relay/Relay w/Knobs [8730-1505]

    Regular price $241.99 USD
    Sale price $241.99 USD Regular price $276.30 USD

    XD Triple - 2 Pole XD Flex 2 - Relay/Relay with KnobsFeatures: Up to 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Meets Aluminum...

  • Save $49.61 USD
    Egis Mobile Electric

    Egis XD Triple Flex L (Relay) - ACR - (Relay) w/Knobs - Tinned Wires [8530-1535]

    Regular price $340.99 USD
    Sale price $340.99 USD Regular price $390.60 USD

    XD Triple Flex L (Relay) - (ACR) - (Relay) with Knobs - Tinned WiresDesigned for Lithium-ion, Lithium Polymer, and Lithium Iron Phosphate Battery Systems, Where Required...

  • Egis Mobile Electric

    Egis Terminal Block 20A - 2 Circuit [2220-02]

    Regular price $5.00 USD
    Sale price $5.00 USD Regular price $0.00 USD

    Terminal Block 20A - 2 CircuitFeatures: Marine Grade Materials Ensure Long Lasting Reliability In Harsh Environment Applications. Screw Terminal Connection Pairs Provide One Input And One...

  • Egis Mobile Electric

    Egis A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 50A [3211-50]

    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 50AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting...

  • Save $39.31 USD
    Egis Mobile Electric

    Egis XD NMEA 2000 Dual Relay/VSR w/Knobs 8-Pin DT Connector [9821-8530]

    Regular price $271.99 USD
    Sale price $271.99 USD Regular price $311.30 USD

    XD NMEA 2000 Dual Relay/VSR with Knobs 8-Pin DT ConnectorXD NMEA 2000 Dual Relay/VSR with Knobs is a high-power, dual-circuit marine and vehicle electrical management device....

  • Egis Mobile Electric

    Egis A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 50A [3202-50]

    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 50AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting...

  • Egis Mobile Electric

    Egis Terminal Block 20A - 4 Circuit [2220-04]

    Regular price $5.90 USD
    Sale price $5.90 USD Regular price $0.00 USD

    Terminal Block 20A - 4 CircuitFeatures: Marine Grade Materials Ensure Long Lasting Reliability In Harsh Environment Applications. Screw Terminal Connection Pairs Provide One Input And One...

  • Egis Mobile Electric

    Egis A Series Red Toggle Panel Mount Circuit Breaker - Single Pole 50A [3221-50]

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

    A Series Red Toggle Panel Mount Circuit Breaker - Single Pole 50AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting...

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