DB Capattery new patent super
capacitor battery

The graphene advantage: "Faster, Safer, Longer."
"Next-Gen Energy, Available now."

VISION

Redefining Energy Storage

Since 2008, DB Capattery has been driven by the dedication of our engineering team and the support of patented scientific innovations. Through continuous R&D and technological upgrading, we have elevated our battery energy density from 10 Wh/kg to over 500 Wh/kg.

This breakthrough enables us to outperform existing mainstream technologies by more than 20%, while integrating the high-power advantages of supercapacitors — delivering a new generation of energy solutions that combine high energy density with rapid discharge capability.

High Energy Supercapacitor Battery

• Fast charging: fully charged in 5–10 minutes
• Low self-discharge: >80% capacity after 180 days unused
• Excellent low-temperature performance: -20°C to +60°C
• Long cycle life: up to 20,000 cycles
• Small size, high energy: 200–270 Wh/kg
• Safe and reliable: no explosion, no fire in safety tests

High Power Supercapacitor Battery

• Fast charging: charging in seconds
• High discharge and high energy: current cycle efficiency ≥90%
• Excellent low-temperature performance: -40°C to +65°C
• Ultra-long cycle life: up to 1,000,000 cycles
• Safe and reliable: no explosion, no fire in safety tests