Turbine Pump, Phase Single, Pump Housing Material Cast Iron, Motor Enclosure Open Dripproof, Horsepower 1/2 hp, Nameplate Voltage 115/230V AC, Shut Off Pressure (Maximum) 170 psi, Maximum Feet of Head 700 ft, Maximum Flow Rate 40 gpm, Flow Rate @ 10 psi 4.3 gpm, Flow Rate @ 20 psi 4.2 gpm, Flow Rate @ 30 psi 4.1 gpm, Compatible Intake Pipe Size 1 1/4 in, Compatible Discharge Pipe Size 1 in, Discharge Type NPT, Motor Type Capacitor-Start, Best Efficiency Head 112 ft