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

  • Sold out
    ProMariner

    ProMariner ProSportHD 6 Global Gen 4 - 6 Amp - 1 Bank Battery Charger [44023]

    Regular price $218.99 USD
    Sale price $218.99 USD Regular price $0.00 USD

    ProSportHD 6 Global Gen 4 - 6 Amp - 1 Bank Battery Charger*C13 Adapter Plug Required*ProSportHD Generation 4 boasts a tri-surface heatsink design. This heavy-duty lightweight...

  • Save $17.10 USD
    Victron Energy

    Victron Cyrix-ct 12/24V-120A Battery Combiner Kit [CYR010120110R]

    Regular price $96.90 USD
    Sale price $96.90 USD Regular price $114.00 USD

    Cyrix-ct 12/24V-120A Battery Combiner KitA complete kit to add a second (or third) battery to a car, boat, or RV. Built around the Cyrix-ct 12/24V 120A...

  • Sold out
    Save $371.10 USD
    Victron Energy

    Victron Multi RS19 Solar 48/6000/100-450/100 230V [PMR482602030]

    Regular price $2,102.90 USD
    Sale price $2,102.90 USD Regular price $2,474.00 USD

    Victron Multi RS19 Solar 48/6000/100-450/100 230VThe Multi RS19 Solar 48/6000/100-450/100 230V is a lightweight, high-frequency 48V/6kVA inverter/charger with two independent 3kWp PV MPPT trackers, each accepting...

  • Sold out
    Save $69.75 USD
    Victron Energy

    Victron Orion XS 12/12-70A DC-DC Battery Charger [ORI121221040]

    Regular price $395.25 USD
    Sale price $395.25 USD Regular price $465.00 USD

    Orion XS 12/12-70A DC-DC Battery ChargerEngineered from the ground up, the Orion XS redefines adaptive DC-DC battery charging. For use in dual-battery systems charged with an...

  • Sold out
    Save $28.05 USD
    Victron Energy

    Victron Blue Smart IP67 Charger 12V [BPC121713006]

    Regular price $158.95 USD
    Sale price $158.95 USD Regular price $187.00 USD

    Please contact your dealer for any returns, repairs or support issues related to this product.

  • Sold out
    Pro-Guide Batteries

    Pro-Guide Alpha Series Lithium Battery - 24V - 90AH - Group 31 [24VM90]

    Regular price $1,249.99 USD
    Sale price $1,249.99 USD Regular price $0.00 USD

    Alpha Series Lithium Battery - 24V - 90AH - Group 31The PGL24VM90 from Pro-Guide Batteries delivers deep-cycle reliability with 90 amp-hours at 24 volts, totaling 2304...

  • Pro-Guide Batteries

    Pro-Guide 1 Bank On/Off Board Battery Charger - 36V - 15 Amp [PGC-3615]

    Regular price $299.99 USD
    Sale price $299.99 USD Regular price $0.00 USD

    1 Bank On/Off Board Battery Charger - 36V - 15 AmpThe Pro-Guide PGC-3615 is a 36V LiFePO4 battery charger! With a quick-connect Anderson plug and with...

  • Save $89.85 USD
    Victron Energy

    Victron Autotransformer 120/240V - 100A [ITR000100102]

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

    Autotransformer 120/240V - 100AAn Autotransformer can be used for step-up, step-down, and split-phase output balancing purposes.While the step-up and step-down functions are fairly straightforward, split-phase output...

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