INFICON GmbH in Cologne is one of the world’s leading developers, producers and suppliers of instruments and devices for leak testing. The leak detectors are used in demanding industrial processes in production and quality control and cover a wide range of applications. INFICON’s main customers are manufacturers and service companies for air conditioning and refrigeration equipment, the automotive and automotive supply industry, the semiconductor industry as well as manufacturers of leak testing systems. Nearly all automotive manufacturers and their suppliers are INFICON customers. With technology from INFICON, for example alternative drive systems – batteries for EVs, traction batteries, fuel cells, all their components and airbags, air conditioning systems, fuel tanks, injection systems, fluid reservoirs – are tested.