Multi-Stage Booster Pump Phase Single Pump Housing Material Stainless Steel Motor Enclosure Open Dripproof Horsepower 1 hp Nameplate Voltage 115/230V AC Flow Rate @ 20 psi Not Applicable Flow Rate @ 30 psi Not Applicable Flow Rate @ 40 psi Not Applicable Flow Rate @ 50 psi Not Applicable Flow Rate @ 60 psi Not Applicable Flow Rate @ 80 psi Not Applicable Flow Rate @ 100 psi 10 gpm Flow Rate @ 120 psi 9.5 gpm Shut Off Pressure (Maximum) 260 psi Compatible Intake Pipe Size 1 in