EPT 12 V SolidState Battery

Marine-Grade Power You Can Trust – 12.8V 3.58 kWh Solid State Battery

When you're out at sea, you need power that’s reliable, rugged, and built to last. This 12.8V Solid State battery is engineered specifically for marine environments, delivering maximum performance, ultimate safety, and peace of mind when it matters most.

High-Capacity, High-Performance

With 3.58 kWh of usable energy, this battery keeps your navigation systems, lighting, refrigeration, communication, and even trolling motors running smoothly. It handles heavy loads effortlessly, with a 330A max continuous discharge (1.2C) and 220A fast charge rate (0.8C)—so you’re never left waiting at the dock.

Built for Harsh Marine Conditions

The IP65-rated stainless steel enclosure protects your battery from salt spray, humidity, and dust—making it a tough, corrosion-resistant solution for boats, yachts, and marine systems. Whether you're sailing across a lake or crossing oceans, it’s built to handle the elements.

Long Life at Sea

With an incredible 10,000 cycle life at 80% depth of discharge, this battery is made for daily use over a decade—with minimal degradation. It’s the smart investment that keeps paying for itself, year after year.

Compact & Easy to Install

At just 29 kg and measuring 500 x 220 x 250 mm, this compact powerhouse saves space and weight onboard—without compromising performance. Ideal for tight compartments and efficient marine layouts.

Certified & Safe for Marine Use

• CE Certified

• UN 38.3 Compliant

• Standards: IEC 62619, IEC 62620, ISO 23625:2021, ROHS

Plus, it comes backed by a 2-year warranty for complete confidence.

Why Choose This Battery for Your Vessel?

• Unmatched reliability on the water

• Fast charging & high discharge for marine systems

• Long lifespan = fewer replacements

• Built to survive the sea

Power your boat with confidence.
Choose the battery that’s trusted where performance, safety, and durability matter most—on the water.