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About Us

Reliable Pressure and Temperature Sensing

Founded in 1960, Sigma-Netics is a privately held corporation headquartered in Riverdale, NJ, with a second production facility in Yorktown, VA. We are a global manufacturer of pressure switches, pressure transducers, metal bellows and metal bellows assemblies. Our pressure switches focus on protecting equipment, processes and personnel, while our bellows are used in many applications ranging from industrial temperature sensing to flight-critical aerospace applications.

We manufacture all our products with uncompromising quality, innovative designs and superior manufacturing techniques in our 30,000 square foot NJ facility, while our VA plant supports the production of our pressure transducers.