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 20 gpm Flow Rate @ 20 psi 19.5 gpm Flow Rate @ 30 psi 18.6 gpm Flow Rate @ 40 psi 17.5 gpm Flow Rate @ 50 psi 15.7 gpm Flow Rate @ 60 psi 13.5 gpm Flow Rate @ 70 psi 10.5 gpm Flow Rate @ 80 psi 7 gpm Flow Rate @ 90 psi 2 gpm Shut Off Pressure (Maximum) 93 psi Compatible Intake Pipe Size 3/4 in