Cap-XX supercapacitors deliver up to 100× more capacitance than a standard capacitor of the same weight, and up to 10× more than other leading supercapacitors on the market.
Built Better. Powered Smarter.
Engineers and innovators choose CAP-XX. Where cutting-edge supercapacitor technology meets uncompromising design, reliability, and performance.
Reliable Power
Provides interim power to devices, even if the primary source fails or fluctuates.
Small But Powerful
Allows a smaller and lighter power source to be used, reducing overall weight.
Built To Last
With unlimited charge cycles, all our products will last indefinitely.
Designed For Extremes
All our supercapacitors are designed to handle the most extreme environments, from -20 to +70°C.
One Technology. Endless Possibilities.
Prism
Ultra Thin. Ultra Capable. Ultra Fast.
Ion
High in Energy, High in Power
Node
Power That Fits Anywhere
Core
Performance Made Practical
Supercapacitors vs Batteries
While batteries fade, supercapacitors stay sharp, delivering instant bursts of energy, cycle after cycle, without slowing down. They are reliable, recharge in seconds, thrive under extremes, and are incredibly space efficient.
No waiting, no risk, just clean, consistent performance designed for the pace of innovation. From IoT to EVs, they’re built to energise the future.
Ahead of the Competition
Capacitors
Other Supercap
Capacitance