TESAR, part of Sarel Group was the first to adopt in Italy the technology of casting distribution transformers.

We contribute to the production, transmission, distribution and energy conversion in any kind of duty, climatic and environmental conditions. We manufacture Cast resin transformers up to 20MVA and are suitable for every application in the field of power distribution, public lighting, transportation, commercial building & Industry

An Industrial group with more than 30 years of experience, a broad technological skill and a big engagement to the service of our customers, with respect and safety of the environment.