keller
KELLER Druckmesstechnik AG, headquartered in Winterthur, Switzerland, is a globally recognized pioneer in pressure measurement technology, founded in 1974 by Hannes W. Keller, the inventor of integrated silicon measurement units. With over 450 employees and a presence in 80 countries through 11 subsidiaries and 16 representative offices, KELLER specializes in developing and manufacturing high-precision pressure sensors, transmitters, and calibration solutions for industries ranging from aerospace and automotive to oil & gas and medical engineering.
KELLER’s product portfolio is anchored by its core competence in piezoresistive pressure sensors, which utilize advanced diffusion silicon and ceramic capacitive technologies to deliver exceptional accuracy and stability. These sensors, capable of measuring pressures from 5 mbar to 2,000 bar, are renowned for their ruggedness and long-term reliability, having been validated in millions of applications worldwide. The company’s flagship offerings include:
Pressure Sensors & Transmitters,Liquid Level Transmitters,Digital Pressure Gauges & Recorders,Pressure Calibration Instruments...
A hallmark of KELLER’s innovation is its ability to adapt technologies to extreme conditions. For instance, its sensors embedded in deep-sea exploration equipment withstand pressures exceeding 1,000 bar, while miniaturized models track marine life migration patterns in oceanographic studies. In healthcare, KELLER sensors enable precise control of medical devices, and in aviation, they provide critical cabin pressure data for commercial airliners.
In summary, KELLER Druckmesstechnik AG stands as a beacon of precision engineering, offering a comprehensive suite of pressure measurement solutions that blend cutting-edge technology with Swiss craftsmanship. With a legacy spanning five decades, KELLER continues to redefine industry standards, earning its reputation as a trusted partner in the pursuit of accurate, reliable, and innovative pressure measurement.
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