Piller power technology protects the world’s critical infrastructure

For over a century the world’s most vital services have relied on Piller engineering expertise and manufacturing quality. 

We are committed to creating a sustainable future in mission critical, power provision, protection, and energy storage.  Piller product reliability and efficiency is built on precision German engineering, manufacturing excellence and unrivalled best in class service. Piller people are among the world’s mostly highly trained power technology experts.  

With the latest highly advanced UB-V Electrically Coupled UPS range, Piller raises the game in scale, reliability, availability and sustainability of power provision and protection for multiple sectors.  

Uniquely in the power market Piller in-house teams control every aspect of development, design and manufacture of its entire product range of Electrically Coupled UPS; Containerised UPS; Stabilisers; Static Transfer Switches; Kinetic Energy Storage; Aircraft Ground Power Systems; Frequency Converters; and Naval Power Supplies.  

In 2016 Piller acquired Active Power, the Austin Texas based flywheel UPS specialist. Go to the Active Power website here

During the COVID-19 crisis, Active Power products are working hard to keep critical infrastructure operating. Our technology is protecting vital power in hospitals, data centres and other essential sectors to meet our many customers’ requirements whilst observing strict COVID-19 security measures.  To everyone working to make the world safe, thank you.  To view our group chairman's COVID-19 message click here




Critical Power Modules

Static UPS


DCD - New York ››

Virtual Event

1 - 2 September 2020

DCW - Frankfurt ››

To Be Confirmed

4 - 5 November 2020

DCD - London ››

To Be Confirmed

10 - 11 November 2020

Next event
DCD - New York





Piller Rental - Delivering Quality Power

Piller high performance power protection systems and converters are available for short term rental and long-term lease.

Piller rental products range from small to large scale power needs. Piller’s rental fleet of rotary and static UPS systems are available with battery and diesel backup. Diesel UPS systems are available with its patented Powerbridge kinetic energy storage back up alternatives...


Piller offers clients premium-level service that have been developed to match the unrivalled excellence of its UPS systems.  With a global network of highly qualified service staff,  Piller technicians are currently taking care of around 10,000 units of high power UPS equipment in over 50 countries, supporting client activities in data processing, finance, industry, communications, aviation and defence, 24 hours a day, 365 days a year.

JUL 6TH 2020

Piller trademarks new e-VENTLOG™ system to cut on-site visits

MAY 18TH 2020

Piller power protection chosen for AUDI AG multi-mega-watt research Data Centre

FEB 10TH 2020

2019 Annual Report & Accounts available for download