Haefely Test AG is a supplier in the high voltage test equipment business with long reputation for quality and reliability based on an extensive product range and vast experience gained over more than 100 years.
Haefely Test AG includes the brands Haefely High-voltage Test, Tettex Instruments and Haefely EMC Technology. The company is part of the Special Technologies Platform of Hubbell Inc., an international manufacturer of quality electrical and electronic products for commercial, industrial, residential, utility, and telecommunications markets. With approx. $ 2.0 billion in annual revenues, Hubbell Inc. operates manufacturing facilities worldwide.