Keller company

The Swiss company Keller is one of the leading manufacturers of isolated isolation transducers and transmitters in Europe. The company claims to build more than one million pressure converters and transmitters per year with high volume production has made it possible to offer a reasonable price for this equipment.

KELLER AG für Druckmesstechnik, headquartered in Winterthur, Switzerland, manufactures pressure switches and pressure transmitters in Europe. The company now has more than 400 employees, was founded in 1974 by Hans W. Keller, a physics graduate and inventor of the integrated silicon measuring cell. With the possibility of producing individual parts and calibrating the sensor through the final inspection of the products at its headquarters in Winterthur, it can be claimed that all chlorine AG products are "made in Switzerland".