Sprinkler Pump Phase Single Pump Housing Material Cast Iron Horsepower 1 1/2 hp Nameplate Voltage 120/240V AC Suction Lift (Maximum) 25 ft Flow Rate @ 20 psi 63 gpm Maximum Feet of Head 122 ft Shut Off Pressure (Maximum) 53 psi Compatible Intake Pipe Size 1 1/2 in Compatible Discharge Pipe Size 1 1/2 in Intake Type NPT Motor Enclosure Open Dripproof Flow Rate @ 30 psi 60 gpm Flow Rate @ 40 psi 45 gpm Priming Self-Priming Best Efficiency Flow 50 gpm