Cleveland Controls AFS-398 Air Switch Els PW 17895 it ensures the correct stoichiometric

it ensures the correct stoichiometric air-to-fuel ratio

When diagnosing furnace limit trips

This specific ignitor is optimized for the 50E47-60 series

plug-and-play fitment that simplifies HVAC component replacement

Cleveland Controls AFS-398 Air Switch Els PW 17895 it ensures the correct stoichiometricThe Cleveland Controls AFS 398 is a professional grade air pressure sensing switch engineered for precision proving in HVAC and energy management systems. This differential air pressure switch features a versatile adjustable set point range from 0. 03" to 2. 0" w. c., allowing for exact field calibration using the integrated adjustment screw. This SPDT air switch is housed in a rugged plated enclosure with a high quality silicone diaphragm, making it