Centrifugal Pump Phase Three Pump Housing Material Cast Iron Horsepower 1 hp Nameplate Voltage 208-230/460V AC Flow Rate @ 40 ft of Head (Maximum) 50 gpm Maximum Feet of Head 50 ft Compatible Intake Pipe Size 1 1/2 in Intake Type NPT Compatible Discharge Pipe Size 1 1/4 in Discharge Type NPT Motor Enclosure Open Dripproof Maximum Flow Rate 88 gpm Flow Rate @ 10 ft of Head (Maximum) 88 gpm Flow Rate @ 15 ft of Head (Maximum) 83 gpm Flow Rate @ 20 ft of Head (Maximum) 77 gpm