Marsh Bellofram Group of Companies

Headquartered in Newell, West Virginia, USA, The Bellofram Group of Companies is an AS9100D and ISO9001:2015 certified leading global manufacturer of high-performance OEM, industrial and process control instrumentation, including timers and counters, digital controllers and panel meters, RTD’s and thermocouples, pressure instruments and gauges, FRLs, cylinders, natural gas and propane pressure regulators, air pressure regulators and transducers, tank and liquid level measurement systems, pump and motor protection switches and alternating relays, as well as sensors, DC tachometers, encoders, industrial diaphragms, and specialty silicones.

Products are organized and sold under fully dedicated divisions, each staffed with an experienced and highly trained team of dedicated technical sales, applications engineering and customer service support personnel.

Company divisions include: Automatic Timing & Controls, ATC Diversified Electronics, BelGAS, Bellofram Diaphragms, Bellofram Precision Controls Division, Bellofram Silicones, King Engineering and Marsh Instruments. ServoTek Products, also a member of the Bellofram Group of Companies, offers brushless AC/DC tachometer generators, optical encoders and motor generator products.