PREIS® produces and designs components for mechanical and plant engineering. We also develop and manufacture bushings, tap changers, butterfly valves, oil level indicators and chassis for the transformer industry, as well as insulation materials for copper, round and flat wires.


PREIS® has at its disposal various type tests for porcelain bushings, such as IEC 60-137.

When it comes to surface finishing, we meet all our customer requirements such as tin plating, galvanising, copper plating, nickel plating, …