Ring Compressor Phase Single Output Power 0.16 hp Maximum Operating Pressure 27.4 in wc Maximum Flow Rate 27 cfm Maximum Vacuum 26 in wc Voltage 115/230V AC Inlet Size 1 in Inlet Type NPT Inlet Gender Female Outlet Size 1 in Outlet Type NPT Outlet Gender Female Current Rating 1.5/0.75 A Frequency 60 Hz Housing Material Aluminum