Booster Pump, Phase Single, Pump Housing Material Stainless Steel, Motor Enclosure Open Dripproof, Horsepower 2 hp, Nameplate Voltage 230V AC, Flow Rate @ 10 psi 31.4 gpm, Flow Rate @ 20 psi 30.1 gpm, Flow Rate @ 30 psi 29 gpm, Flow Rate @ 40 psi 27.9 gpm, Flow Rate @ 50 psi 26.9 gpm, Flow Rate @ 60 psi 25.9 gpm, Flow Rate @ 70 psi 24.9 gpm, Flow Rate @ 80 psi 23.8 gpm, Flow Rate @ 90 psi 22.1 gpm, Flow Rate @ 100 psi 20.3 gpm, Flow Rate @ 120 psi 16.2 gpm, Shut Off Pressure (Maximum) 134 psi WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)