With more than 40 years of expertise, the Precision Controls Division (PCD) of Marsh Bellofram specializes in the design and manufacture of air and gas pressure regulators, relays, servo pressure controllers, I/P’s and E/P’s, analog circuit card pressure transducers and regulators, diaphragm air cylinders, FRL’s and associated accessories for critical OEM, HVAC and industrial applications.

Direct-acting, high-performance Bellofram PCD air pressure regulators offer precision control, high-accuracy, maximum stability, large flow and exhaust capabilities to support even the most challenging environments. In addition, Bellofram  pneumatic relays are designed to provide cost-effective, high-performance air regulation across a variety of applications, and in support of a variety of market requirements. All Bellofram PCD products are ideal for use in environments where high-performance and accuracy are of utmost concern.