Cleveland Controls AFS-222-112 Differential Air Pressure Switch W/Barb Connection

The Cleveland Controls AFS-222-112 Differential Air Pressure Switch is for use in HVAC system boxes, fan filter units, and air handling units. It comes with a Barb-Connection to allow for installation. Advantages include accurate pressure sensing, dependable operation, installation, and maintenance, rugged construction. This switch measures the pressure difference between two points in an HVAC system and sounds an alarm or initiates a control signal when the pressure difference is above or below the set value. To achieve this it keeps off any undesirable occurrences such as damage to some pieces of equipment or even wastage of energy.