Cleveland Controls AFS-953-B Sensing Switch Freon allowing for precise airflow adjustment

allowing for precise airflow adjustment based on system static pressure demands

providing clear visual feedback on stem travel and system status

Engineered as a SPDT (Single Pole Double Throw) differential switch

4-20mA) for rapid configuration without software or specialized tools

Featuring dual 1/4" barb connections

Cleveland Controls AFS-953-B Sensing Switch Freon allowing for precise airflow adjustmentThe Cleveland Controls AFS 953 B is a contractor grade differential pressure sensing switch engineered for high accuracy monitoring of air and non combustible gases in commercial HVAC draft control systems. This SPDT air pressure switch features a versatile field adjustable set point range from 0. 05" w. c. to 12. 0" w. c., providing precise airflow proving for combustion air, furnace pressure, and blower operation. A critical feature for technicians