For more than 100 years, Marsh Bellofram has been an industry-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.