Cleveland Controls AFS-228-165 Switch and Ducane models using the

and Ducane models using the 31J9101 specification

Always verify the part number against the manufacturer's data plate

This 1/2-inch sweat connection 3-way valve features a 4

Manual or auto changeover for heat and cool modes

Key Benefits: Precision Thermal Calibration: Features a fixed 80-140F setpoint for accurate high-limit monitoring

Cleveland Controls AFS-228-165 Switch and Ducane models using theThe Cleveland Controls AFS 228 165 is a high performance adjustable air differential pressure switch engineered for precise proving switch applications in commercial HVACR environments. Designed to monitor positive, negative, or differential pressure, this air flow switch features a versatile set point range of 0. 05" to 12. 0" w. c., allowing for granular field adjustments via the calibration spring. The snap acting SPST contact arrangement is rated