Contractors appreciate the thrust-bearing slide assembly

High-Accuracy Calibration: Fixed 0

Precise Pressure Sensing: Specifically factory-calibrated to 0

Durable Construction: Built to withstand the high temperatures and cycling found in residential furnace cabinets

Cleveland Controls AFS-438 Switch Els PW 17895 Contractors appreciate the thrust-bearing slideThe 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