1.Air low pressure switch 2.Air Pressure Switch for Air Compressor 3.Max.Pressure 3Mpa 4.Adjustable range Air low pressure switchPressure control switchFlow switchRated Voltage / Frequency230v /50HZ 115v ... cut-in 20PSI, Max. cut-out 175PSIMedia Refrigerant, Air, Water, OilMedia Temperature -10 C to 120 CConnection ... 10A@ 250 VACInductive:FLA: 15A @ 125VAC, 8A @250VAC FS-20V Air low pressure switch