46 years
transforming the Energy
46 years
transforming the Energy
46 years
transforming the Energy
46 years
transforming the Energy

About

Us

We are a 100% Mexican Company that manufactures distribution and medium power electrical transformers up to 10 MVA and voltages  up to 34,500 V. DEEMSA was established from the beginning with the philosophy of its founder to manufacture Top Quality Equipment with new materials from latest generation, efficient and safe.

Our Solutions

Lab

(Quality Infrastructure Law)
Accredited Laboratory for Conformity Assessment

Transformers

The development of the design and construction of our transformers is adjusted to the specifications of each project, in order to offer the optimal solution.

ZIG - ZAG

GROUNDING REACTANCE FOR SINGLE-PHASE FAULT PROTECTION.