Booster Pump Phase Three Pump Housing Material Cast Iron Motor Enclosure Open Dripproof Horsepower 3/4 hp Nameplate Voltage 208-230/460V AC Flow Rate @ 10 psi 75 gpm Flow Rate @ 20 psi 54 gpm Flow Rate @ 30 psi 19 gpm Shut Off Pressure (Maximum) 33 psi Compatible Intake Pipe Size 1 1/2 in Compatible Discharge Pipe Size 1 1/4 in Intake Type NPT Mounting Orientation Horizontal For Use With Potable Systems No Amps 3.5/1.75 A Case Pressure (Maximum) 100 psi