allowing technicians to manage multiple HVAC security covers across a facility using a single key

this sensor initiates the defrost cycle by closing at 34°F and terminates the cycle by opening at 60°F

preventing high-amp draws and mechanical stress during startup

Check your pitch diameter

Johnson Controls AFS-222 Sensing Switch allowing technicians to manage multipleThe Johnson Controls AFS 222 Sensing Switch is the direct performance grade update for legacy A AFS222 and L 200 RH3 models. Engineered specifically for high demand HVACR and energy management applications, this differential air pressure switch features a versatile set point range of 0. 05" ? 0. 02" to 12. 0" w. c., making it ideal for monitoring positive, negative, or differential pressure across coils and filters. The unit is housed in a rugged zinc