Booster Pump Phase Three Pump Housing Material Cast Iron Motor Enclosure Open Dripproof Horsepower 1 1/2 hp Nameplate Voltage 208-230/460V AC Flow Rate @ 20 psi 45 gpm Flow Rate @ 30 psi 40 gpm Flow Rate @ 40 psi 35 gpm Flow Rate @ 50 psi 41 gpm Flow Rate @ 60 psi 19 gpm Shut Off Pressure (Maximum) 69 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 21/10.5 A