Turbine Pump, Phase Single, Pump Housing Material Cast Iron, Motor Enclosure Open Dripproof, Horsepower 1 hp, Nameplate Voltage 115/230V AC, Shut Off Pressure (Maximum) 120 psi, Maximum Flow Rate 11.2 gpm, Flow Rate @ 10 psi 11.2 gpm, Flow Rate @ 20 psi 10.9 gpm, Flow Rate @ 30 psi 10.3 gpm, Compatible Intake Pipe Size 1 1/4 in, Compatible Discharge Pipe Size 1 in, Discharge Type NPT, Motor Type Capacitor-Start/Run, Best Efficiency Head 75 ft, Case Pressure (Maximum) 200 psi WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)