About company

Izoelektro d.o.o. is a quickly growing company from Slovenia (EU) that provides products intended for maintenance, renewal and set up of electro-energy systems.

Our most important products are low and medium voltage surge arresters and medium voltage insulators. Most contain our own built-in innovative patented solutions. Electricity distribution companies from more than 40 countries worldwide already made the decision to trust the knowledge and technology of our company.

The company is a holder of certificates ISO 9001 and ISO 14001.

Product Catalogue

 Product Catalogue
download PDF

MV surge arresters
class DH

General data
  • Ur = from 3,7 kV to 55 kV
  • IEC class DH
  • For indoor and outdoor installation
  • Ambient temperature range T = -60 °C ... +85 °C
  • Tested according to standard IEC 60099-4:2014
  • download pdf


  • Testing in our high-voltage laboratory

    November 27-29, 2017

    For company Nexans Power Accessories we performed 3 days trials in our high-voltage laboratory. Two tests were made:

    -    Long-duration current impulse withstand test
    -    Current impulse withstand 5kA – 60kA

    Both tests were successfully completed.

  • Power-line accessory type testing

    November 6, 2017

    We successfully completed new type tests for power-line accessories according to the standard IEC 61284 (Mechanical damage and failure load test). Included are our tension and suspension clamps as well as steel yokes and extensions.

  • New catalogue

    October 30, 2017

    We have released a new updated version of our product catalogue. If you would like a printed catalogue contact us and we will send it to you.

    download PDF | web version