Boats & Yachts
Endless Adventures With Marine-Grade Power
Set sail worry-free with next-gen, marine-grade lithium solutions from BigBattery. With greater energy density, more efficient power delivery, and significantly faster charging than lead-acid options, these batteries allow you to stay out longer without concern, while requiring zero routine maintenance. Plus, with advanced protections and 2nd-gen features, these batteries are equipped for any marine environment, and serve as the ideal upgrade for trolling motors, yachts, and boats of all sizes.
Shop NowBoats, Yachts, & Marine Applications
Choose Your Voltage
12V Lithium Batteries

1x 12V HUSKY2 INV + 1x 12V VICTRON MP II 3000
With Victron 12V MultiPlus-II 3000W Inverter/Charger
SKU# K0734
24V Lithium Batteries
48V Lithium Batteries
Marine-Grade Lithium-Ion Batteries
BigBattery's lithium-ion solutions are revolutionizing marine power with their unmatched efficiency and reliability. Perfect for trolling motors, yachts, and boats of all sizes, our next-gen HUSKY 2 and EAGLE 2 marine batteries are equipped with advanced protections for any marine environment and are always quality installed with zero routine maintenance, so you can get up and running quickly and set out worry-free every time.
Why Lithium Marine Batteries?
Compared to traditional lead-acid options, a lithium marine battery will offer superior energy density, with charging up to 4 times faster, so you can stay out longer without issues, and our lithium kits include cutting-edge inverters, chargers, and components from household names such as EG4, Victron Energy and AIMS Power. BigBattery offers a range of kits and capacities so you can be confident there's a solution for your energy needs! Plus, lithium batteries are maintenance-free and deliver much longer lifespans than lead-acid alternatives.
While lithium marine batteries offer benefits to boaters of all sorts, for those who use their batteries to directly power trolling motors, they're even more valuable. Lithium deep-cycle marine batteries provide more power, and are more steady and reliable for longer durations of time, making them ideal for powering trolling motors, fish finders and other invaluable electronic equipment.






















