Booster Pump, Phase Three, Pump Housing Material Cast Iron, Motor Enclosure Open Dripproof, Horsepower 1/2 hp, Nameplate Voltage 208-230/460V AC, Flow Rate @ 10 psi 10 gpm, Flow Rate @ 20 psi 9.5 gpm, Flow Rate @ 30 psi 9 gpm, Flow Rate @ 40 psi 8.3 gpm, Flow Rate @ 50 psi 7.6 gpm, Flow Rate @ 60 psi 7.1 gpm, Flow Rate @ 70 psi 6.5 gpm, Flow Rate @ 80 psi 6 gpm, Flow Rate @ 90 psi 5.5 gpm, Flow Rate @ 100 psi 4.5 gpm, Flow Rate @ 120 psi 2.3 gpm, Shut Off Pressure (Maximum) 132 psi