Streamer Electric AG is a Swiss company, based in Chur, Switzerland.

    Innovation and Solution oriented

    Streamer is a specialist for innovative solutions which improve the reliability of medium and high voltage electrical networks. Streamer invests more than 10% of its turnover every year in three different R&D centers:

  • St. Petersburg, Russia - in cooperation with the State Polytechnical University of St. Petersburg;
  • Moscow, Russia - for the development of electronic products;
  • Chur, Switzerland - in cooperation with University of Applied Sciences Rapperswil

  • Product range

    1. Lightning protection from 6 to 40 kV

    A unique lightning protection solution for overhead line: Line Lightning Protection Devices (LLPDs) with EasyQuench (EQ) technology that has been invented and patented by Streamer.

    More than 1 million of LLPDs have been installed worldwide (Russia, China, Indonesia, Malaysia, Thailand, Brazil, UAE, Iran, Vietnam, Switzerland, Germany etc.).

    2. Fault Passage Indicators (FPI)

    A complete range of Fault Passage Indicators (FPI) for overhead lines and underground cables. Thanks to these products, our customers are able to reduce drastically the outage's time due to transient and permanent faults.

    Streamer is the only manufacturer having a complete range with mobile devices, pole mounted or conductor mounted solution.

    3. Transformer drying solution

    TRANSEC is an online drying solution for oil insulated transformer of all sizes. It can be installed, operated and regenerated while the Transformer is running and operational. It pumps the transformer oil continuously through its cylinders and thereby extract the moisture smoothly from the paper.

    Due to the robust design and it`s operation principle, TRANSEC is the most cost-efficient drying solution for Transformer!


    The certifications of our products are made in the best laboratories worldwide: CESI, CEPRI and STRI and meet the latest international standards (IEC, GOST).


    Key points

    • 20 years of experience.
    • 1.2 Million lightning protection devices installed.
    • Installation in more than 15 countries.
    • Tested in CESI, EPRI, STRI, CEPRI.