Since 1983, Legnano Teknoelectric Company is a leader in the international market in grain oriented, high permeability, laser-treated, not grain-oriented electrical steel and amorphous material processing, for the production and assembly of electrical transformers cores.

Thanks to the Bertelli’s family over fifty years experience in transformer industry, the company is active with the complete production cycle (from raw material to finished products) and employs about 400 people in 5 different production units, of which four are located in Italy near Legnano (MI), and one in Dubai, United Arab Emirates.

The Bertelli’s family strategy has always been based on continuous investments into research and development of technologies and innovative materials, and this allowed Legnano Teknoelectric Company to reach a really high automation level in all the different production departments.

In each of its plants, the company uses the world’s most advanced machinery and quality control systems, and thanks to this Legnano Teknoelectric Company is regularly able to meet the various needs of customers through a full range of absolute quality and value products: cut laminations and cores for the production of power and distribution transformers, traction transformers, furnace transformers and radial wedges reactors for high voltage power lines.

Legnano Teknoelectric Company in the worldLegnano Teknoelectric Company currently trades in 60 countries relying on nine agents in the world.
What we makeTailor made" services for electrical steel products design and processing.
Raw materialLegnano Teknoelectric Company uses grain oriented and non oriented electrical steel as raw material.


  • Fax +39 0331.413.790
  • Phone +39 0331.413.700
  • Via Roma, 3 - 20010 San Giorgio su Legnano - Milano (Italy)

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