Johnson Controls P20AA-35 Pressure Control Auto Reset 100-425 PSI ,36" ,Open-Low,1HP

The Johnson Controls P20AA-35 is a pressure control that is manufactured to work with HVAC systems. From this aspect, it regulates pressure to a certain level that is convenient for use and always protects equipment from being destroyed. This automatic reset pressure control has a pressure range of 100 to 425 PSI and has a 36” capillary tube for positioning convenience. When system pressure drops below the set point, it closes an electrical circuit, thereby switching off the compressor pressure goes above the setpoint, the control turns off and relights the compressor automatically.