Booster Pump Phase Single Pump Housing Material Cast Iron Motor Enclosure Open Dripproof Horsepower 1 hp Nameplate Voltage 115/230V AC Flow Rate @ 10 psi 50 gpm Flow Rate @ 20 psi 43 gpm Flow Rate @ 30 psi 35.5 gpm Flow Rate @ 40 psi 27 gpm Flow Rate @ 50 psi 15 gpm Shut Off Pressure (Maximum) 59 psi Compatible Intake Pipe Size 1 1/4 in Compatible Discharge Pipe Size 1 in Intake Type NPT Mounting Orientation Horizontal For Use With Potable Systems No Amps 14.4/7.2 A