Head OfficePowerstar Logo (black)
4 Cowley Way, Ecclesfield,
Sheffield, S35 1QP

Tel: +44 (0) 1142 576 200
Email: [email protected]

Company Profile

The Powerstar and Virtue range of voltage optimisation and energy storage solutions are manufactured at our Sheffield head office. The company are renowned for innovation and excellence in manufacturing and engineering.

The company’s vision focuses on helping clients make their organisation more energy efficient through cutting edge energy saving solutions.

  • Engineering company formed in 2001
  • Market leaders in voltage optimisation and energy storage
  • At the forefront of technological advances in energy management
  • Export  technologies to over 20 countries.
  • Project-led approach fully supported by our team of professional engineers
  • Provide UK manufactured systems, under the Made In Sheffield accreditation
  • Hold a number of patents for our unique product range
  • Powerstar systems are designed, engineered and built in the UK under IEC60076
  • ISO 9001 approved and ISO 14001 approved
  • Virtue named winner of the 2015 European Utility Week European Product Innovation award

Our energy management solutions have been installed into thousands of sites throughout the world. Our experience covers the full spectrum of clients including domestic installations, small commercial sites, single installations for private and public sector business and multi-site and international roll out projects, along with several installations at prestigious landmark sites.



  • 12th

    Virtue & Future Green Technologies Webinar

    Richard King, Manager for Virtue, will provide guests a full insight on the revolutionary energy storage system...
  • 8th

    Voltage Optimisation Webinar

    The free to attend voltage optimisation webinar on 8th November provides the perfect opportunity to learn about Powerstar voltage optimisation technologies...


    Virtue shortlisted in the Energy Awards 2016

      Powerstar, the market leading energy storage and voltage optimisation brand has been shortlisted in the Energy Awards 2016, Innovation of the Year – Technology: Internet and Control category, for the innovative Virtue energy storage system. Virtue is an integrated energy management and micro-grid solution with smart grid control. The solution is forming an integral