Collection: PowerGuard Collection| Marine Battery Care, Chargers & Electrical Supplies

Protect the Power Behind Every Adventure

Your boat's electrical system powers far more than the engine—it supports your navigation, communication, lighting, pumps, and the electronics you rely on every time you leave the dock.

The Roam & Harbor PowerGuard Collection is a professionally curated collection of battery care and marine electrical essentials designed to help keep your boat's electrical system clean, reliable, and ready for every adventure.

Whether you're preparing for a new boating season, maintaining dual batteries, or simply preventing corrosion before it starts, the PowerGuard Collection provides the tools and supplies needed to help extend the life of your electrical system and reduce unexpected issues on the water.

761 products

  • Save $9.30 USD
    SmartPlug

    SmartPlug 30 AMP 125V Female Receptacle - Dockside [RF30]

    Regular price $83.70 USD
    Sale price $83.70 USD Regular price $93.00 USD

    30 AMP 125 V Female Receptacle SmartPlug Receptacles are designed to provide the maximum surface contact to efficiently transfer power while minimizing resistance which causes heat.  These receptacles...

  • Save $12.50 USD
    SmartPlug

    SmartPlug 30 AMP Single Receptacle Eaton Lighthouse Conversion Kit [LHRF30ASSY]

    Regular price $112.50 USD
    Sale price $112.50 USD Regular price $125.00 USD

    30 AMP Single Receptacle Eaton Lighthouse Conversion KitSmartPlug Receptacles are designed to provide the maximum surface contact to efficiently transfer power while minimizing resistance which causes...

  • Save $89.85 USD
    Victron Energy

    Victron Autotransformer - Split Phase 120/240V - 100AMP [ITR000100101]

    Regular price $509.15 USD
    Sale price $509.15 USD Regular price $599.00 USD

    Autotransformer - Split Phase 120/240V - 100AMPThe Autotransformer: for step up, step down and split phase balancing An autotransformer can be used for step up, step...

  • Save $16.95 USD
    Victron Energy

    Victron Phoenix Inverter Control [REC030001210]

    Regular price $96.05 USD
    Sale price $96.05 USD Regular price $113.00 USD

    Phoenix Inverter ControlThis panel is intended for VE.BUS Phoenix Inverters equipped with a UTP remote monitoring and control socket. It can also be used on a...

  • Save $10.10 USD
    SmartPlug

    SmartPlug BM50 Male Inlet Parts Kit [PKM50]

    Regular price $90.90 USD
    Sale price $90.90 USD Regular price $101.00 USD

    BM50 Male Inlet Parts KitThis SmartPlug service kit provides electrical components, hardware and gaskets.  Compatible With:BM50 SmartPlug Features: Ease of Use – Easily replaces missing or damaged...

  • Save $10.10 USD
    SmartPlug

    SmartPlug BM30 Male Inlet Parts Kit [PKM30]

    Regular price $90.90 USD
    Sale price $90.90 USD Regular price $101.00 USD

    BM30 Male Inlet Parts Kit This SmartPlug service kit provides electrical components, hardware and gaskets.  Compatible With:BM30 SmartPlug Features: Ease of Use – Easily replaces missing or damaged...

  • Save $13.50 USD
    SmartPlug

    SmartPlug BF50 Female Connector Parts Kit [PKF50]

    Regular price $121.50 USD
    Sale price $121.50 USD Regular price $135.00 USD

    BF50 Female Connector Parts Kit  This SmartPlug service kit provides electrical components, hardware, and gaskets.  Compatible With:BF50 SmartPlug Features: Ease of Use – Easily replaces missing or...

  • Save $9.60 USD
    SmartPlug

    SmartPlug BF30 Female Connector Parts Kit [PKF30]

    Regular price $86.40 USD
    Sale price $86.40 USD Regular price $96.00 USD

    BF30 Female Connector Parts KitThis SmartPlug service kit provides electrical components, hardware and gaskets.  Compatible With:BF30 SmartPlug Features: Ease of Use – Easily replaces missing or damaged...

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