Power Your Aquatic Adventures
Cruisers, racers and anglers want to spend as much time on the water as possible. Long-lasting RELiON lithium iron phosphate (LiFePO4) batteries fit all types of watercraft and deliver the dependable power for everything you need, from punching your holeshot in competition to running your A/C at the dock.
Shop All Marine Lithium BatteriesRELiON lithium batteries are available in a variety of BCI standard sizes for easy drop-in replacement. Looking for a custom solution? No problem! Our engineering team can design the best system for your needs.
RELiON lithium batteries provide more power than traditional lead-acid batteries and are typically half the weight. This makes for better acceleration and more agility on the water.
RELiON lithium batteries provide long-lasting energy for all your marine needs, so run the A/C, the fish finder or the trolling motor and know that you have ample reserves.
RELiON lithium batteries are maintenance free – no watering; no corrosion. In addition, they can be charged more quickly using standard plug-in, alternator, generator, or solar systems. Partial charging does not affect performance, and a low self-discharge rate means worry-free storage.
RELiON lithium batteries are designed to perform in harsh conditions–freezing cold, scorching heat or rough waters.
RELiON lithium batteries are the ultimate clean energy. No gassing, no fumes and no pollution. Enjoy reliable power, while protecting the environment, using these non-hazardous batteries.
Built to last, designed to perform, premium RELiON lithium batteries deliver unsurpassed performance on the water. We back this claim with a comprehensive, 10-year warranty.
Lithium Batteries For Fishing Boats
RELiON LiFEPO4 batteries give exceptional power for your entire fishing system
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Lithium Batteries for Sailboats
With onboard systems hosting a wide array of technologies and navigational tools it is crucial to take your power requirements into consideration. The marine elements can be harsh on equipment and durability is second to none. RELiON deep cycle lithium marine batteries offer excellent corrosion resistance as well as longer run times.
Find Out MoreParing Mercury Marine® Outboard Engines with RELiON® Lithium Batteries
Upgrade Your Sailing Adventures with Lithium Batteries
RELiON Batteries Power Sailing Adventures Around the World
Wes and Savana are entrepreneurs and former van lifers who recently made the switch to living fully off-grid on their boat to further maximize family time, adventuring, greater work-life balance, and being closer to nature.
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Case Study: Reliable Lithium Energy Storage Solutions Provide Savings for Solar Boat Business
Sub Sea Systems, a global marine tourism company, transitions its solar-plus storage powered boats from lead-acid batteries to longer lasting, lighter and more reliable lithium energy storage solutions.
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Why You Should Switch To Lithium For Kayak Fishing
You don't have to be in a boat to enjoy fishing on the water. Read how lithium batteries can benefit you the next time you take your kayak out to fish.
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