When you choose an Active Power solution, you can breathe easier in every way possible.

You’ll get peace-of-mind that your critical operations are protected, you’ll see improved bottom-line expense performance and you will be part of the growing global movement to reduce industrial environmental impact.

Active Power Inc. is an established provider of efficient, reliable and green critical power solutions that ensure business continuity in the event of power disturbances. Our expert system engineers and worldwide service and support teams ensure that enterprises around the globe have the power to perform.

Active Power protects operations in more than 50 countries with premier flywheel-based UPS systems and turnkey power solutions. Our systems are built with pride in Austin, Texas, at a state-of-the-art, ISO 9001:2015 registered manufacturing center.

The company was founded in 1996 and became public in 2001 (NASDAQ). In November 2016 the business was acquired by the German Piller Power Systems group. Today, US customers are served via Austin TX and internationally via the Piller global network of subsidiaries and service centers. The Piller Power Systems group is a division of the UK engineering and industrial group, Langley Holdings plc.

Manufacturing & Product Test Facility

  • ISO 9001:2015 certified
  • 135,000+ square feet
  • CleanSource Flywheel UPS, POWERHOUSE and GenStart production
  • Capable of producing 300MW+ of flywheel UPS annually
  • 7,500kVA total testing capability
  • 2,500kVA test capacity with variable output voltage
  • Individual system testing up to 1,800kVA
  • Product demo capability

Featured News

Live Demos. Don’t miss out — spaces still available!

Read More


Full Time

Power Electronics Engineer

Join our team as a Senior Electrical Engineer and play a pivotal role in designing and testing cutting-edge 3 phase power systems that drive innovation. Collaborate with a dynamic team, select critical components, and evaluate system performance while working closely with firmware developers. Make your mark on the future of electrical engineering with us. Apply today!