Founded by Pioneer Emil Haefely in 1904, HAEFELY AG has been based in Basel in the intervening decades, employing more than a hundred highly qualified engineers. HAEFELY also has personnel based in India and China to support their worldwide customer base.

As leaders in the field of EMC technology, HAEFELY AG offers a full range of stand-alone, modular, and compact conducted immunity test equipment designed to simulate the effects of interference sources on electronic, electrical and telecommunications products.

Haefely’s complete range of EMC instruments are flexible enough to be used in many applications including product development, type verification, and production testing. In addition to EMC testing solutions, Haefely AG also provides products and solutions for high-voltage testing, including AC and DC test systems, impulse voltage generators, and partial discharge measurement systems.

These products are used in a variety of industries, including power generation, transmission, and distribution, as well as in the automotive, aerospace, and telecommunications industries.

Haefely AG EMC Test Equipment

• Coupling / Decoupling Networks
• EFT / Burst Immunity Test Systems
• Electrostatic Discharge (ESD)
• Power Frequency Magnetic Fields
• Pulse Magnetic Field Test Systems
• Software

Haefely AG High-Voltage Test Systems and Instruments

• AC Test Systems
• DC Test Systems
• Dissipation Factor - Tan D
• High Voltage Kit
• Impulse Test Systems
• Mobile Test Systems
• Power Transformer Test Systems