Refrigerant Pressure Sensor / Switch: Specifications

A/C Cycling Switch
Close 276-325 kPa (40-47 psi) Maximum
Open 152-193 kPa (22-28 psi) Minimum
A/C Pressure Cut-Off Switch
Compressor Control
Open 2896 kPa (420 psi) Minimum
Close 1724 kPa (250 psi) Maximum
Fan Control
Open 1896 kPa (275 psi)
Close 2241 kPa (325 psi)