Description
The Johnson Controls P70AA-162 is a robust pressure control switch that is well suited to precise control in HVAC applications. It has a temperature range of -40°C to 65°C and uses a 1/4″ connection. This SPST switch offers accurate pressure control and measurement with an operating pressure range of 50-200 PSI and a differential range of 20-120 PSI. It has a 48″ capillary tube that links the switch to the regulated environment and operates based on pressure variations. The switch turns on or off circuits to control the HVAC equipment like the compressors and pumps at the predetermined pressure points.
