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) 105 psi Maximum Feet of Head 700 ft Maximum Flow Rate 40 gpm Flow Rate @ 10 psi 11.1 gpm Flow Rate @ 20 psi 10.8 gpm Flow Rate @ 30 psi 10.6 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 130 ft