Our ultra-lightweight product innovation sets new standards in maritime energy storage. Designed for the most demanding conditions at sea, it offers the highest energy density, exceptional reliability, and unmatched flexibility.

The Kaptein Series combines best-in-class performance with cutting-edge technology. Choose between NMC for maximum energy density and low weight, or LFP for exceptional safety and longevity—perfectly equipped to meet the challenges of maritime operations.

✔ Ultra-Lightweight:
Only 4.68 kg/kWh

✔ High Energy Density:
329 Wh/L for maximum performance

✔ Superior Energy Weight Ratio:
207 Wh/kg

✔ Exceptional Reliability:
Handles even the toughest maritime conditions

✔ Any Angle Mounting:
Flexible installation in any orientation

✔ Seawater-Compatible Liquid Cooling

✔ Vibration Resistant:
Ideal for harsh environments

✔ Exceeding DNV Standards:
Highest safety and quality