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Field technicians rely on the ST-MTG-1/DC44 for its ability to maintain precise stem alignment
Field technicians often encounter "pressure switch stuck open" errors due to failing diaphragms or scaled-out draft inducer assemblies
Can I install this valve horizontally
accommodating larger contactors without the need for additional switching relays
Cleveland Controls AFS-438 Switch Els PW 17895 Field technicians rely on theThe Cleveland Controls AFS 438 is a professional grade SPDT air pressure sensing switch designed for critical monitoring in HVAC, energy management, and light industrial applications. This adjustable pressure switch features a versatile set point range of 0. 05" w. c. to 2. 0" w. c., allowing for precise field calibration to verify positive, negative, or differential air pressure. Engineered with a durable plated housing and a silicone compatible