Marine Chargers, Inverters & Accessories

Waterproof Battery Chargers
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Vented Battery Chargers
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Battery Maintainer
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Battery Charger Accessories
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Battery Combiners
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Inverter / Charger Combos
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Modified Sine Inverters
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Portable Power Inverters
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Pure Sine Inverters
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Inverter Accessories
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Isolators / Transformers / Boosters
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Isolator Accessories
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Power packs & Battery Jump Starters
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Handheld Radio Charging Accessories
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Universal USB Accessories
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Featured Brands

Defender offers great deals on a large array of Marine Battery Chargers, Pure Sine and Modified Sine Wave Power Inverters and Accessories, including Combiners, Isolators, Transformers and Boosters from top brands like ProMariner, Xantrex, Charles, Go Power, Sterling Power, and Marinco / Guest. For on the water emergency situations, we also stock Power Packs and Battery Jump Starters, to help get you out of a jam!