The world's most reliable, energy efficient, highest uptime availability UPS energy storage solution.

Pentadyne is the world's leading manufacturer of flywheel energy storage systems, which replace dozens or hundreds of lead-acid batteries used with large-scale UPS systems. Pentadyne flywheels deliver an order of magnitude better reliability than batteries, near-zero maintenance and have a footprint and lifecycle cost less than half that of batteries. Using 90% less power than other flywheels, this environmentally responsible system is sold by several of the world's leading UPS manufacturers.