Centrifugal Pump Phase Single Pump Housing Material Cast Iron Horsepower 1/2 hp Nameplate Voltage 115/230V AC Flow Rate @ 40 ft of Head (Maximum) 39 gpm Flow Rate @ 60 ft of Head (Maximum) 20 gpm Maximum Feet of Head 78 ft Compatible Intake Pipe Size 1 1/2 in Intake Type NPT Compatible Discharge Pipe Size 1 1/2 in Discharge Type NPT Motor Enclosure Open Dripproof Flow Rate @ 10 ft of Head (Maximum) 54 gpm Flow Rate @ 15 ft of Head (Maximum) 51 gpm