Welcome to STRI

At STRI, we love nothing better than testing high voltage components and systems, and do it all the time. Our world class laboratory and climate test hall are equipped to handle tests on products with system voltages up to and above 800 kV DC and AC

Our services

STRI’s laboratory, located in Ludvika, Sweden, is designed and equipped for high voltage tests in accordance with the latest international standards. We perform independent high voltage tests on power products with system voltages up to 800 kV. All dielectric tests can be carried out.

Type testing is performed on products such as insulators, cables and their accessories, bushings, breakers, GIS, surge arrestors, disconnectors, instrument transformers, capacitors and HVDC valves. The laboratory has unique facilities for environmental and pollution testing.

STRI’s laboratory is accredited by SWEDAC, the Swedish accreditation body, giving our clients the benefit of knowing that we provide quality testing and competence. STRI is a member of SATS, the Scandinavian Association for Testing of Electric Power Equipment which is a member of the Short Circuit Testing Liaison (STL).