Piller Power Systems offers the UNIBLOCK™ rotary UPS and critical power solutions to provide robust power protection between the grid and mission-critical rail infrastructure.

„Nothing protects quite like Piller“ - with this principle Piller is a world leader in power protection technology and builds electrical systems for mission-critical applications worldwide. Clients include many of the world's central and commercial banks, stock exchanges and other financial institutions, as well as broadcasters, airports, telecommunications networks, government departments and co-location operators. Founded by the German engineer Anton Piller in 1909, more than a century on Piller is No. 1 in High End Power Protection. Today the company has subsidiaries across Europe, the Americas, Asia and Australia and employs approaching 1000 people worldwide. In November 2016, Piller Power Systems Inc, the US subsidiary of Piller Group GmbH, acquired the assets and business of Active Power Inc, the US kinetic energy storage specialist.