Image of two Astro Lithium Batteries on a dock. Image of two lithium batteries stacked on a bridge.

Half the Weight
Twice the Power

Real Time
Bluetooth Monitoring

Astro Lithium batteries are engineered to perform in the harshest environments and power the most demanding marine, RV, off-grid, and mobile power applications. Built with advanced lithium technology and premium-grade components, our batteries deliver exceptional durability, long-lasting performance, and reliable power when you need it most.

Designed with safety as a top priority, Astro Lithium uses one of the safest lithium battery technologies available on the market today, giving you confidence on the water, on the road, or off the grid. Learn more about the advanced safety features and technology behind Astro Lithium batteries here.

Longer lasting

Whether you're fishing offshore, cruising the golf course, camping off-grid, or powering your next outdoor adventure, Astro Lithium batteries deliver reliable, long-lasting power you can count on. Engineered for performance and extended runtime, our lightweight lithium batteries help keep your equipment running longer so your adventure never gets cut short by a dead battery.

Half THE WEIGHT

Thanks to our advanced cell structure, our lithium batteries are up to 30% lighter than other competitive lithium batteries and less than a third of the weight of traditional lead acid batteries.

Twice the Power

Astro Lithium batteries extend your adventures to limits that you did not know were possible. When it comes to energy efficiency, there is no comparison.

6x Longer Lifespan

Traditional lead acid batteries are expected to produce about 500 life cycles. Our lithium batteries are rated from 3000 cycles. All backed by our 8-Year No Gimmicks Warranty!

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Innovative. Rugged. American.

100% U.S.
Based Company

10% Discount at checkout for all active and retired military, and first responders