Multi-Stage Booster Pump Phase Single Pump Housing Material Stainless Steel Motor Enclosure Open Dripproof Horsepower 1 1/2 hp Nameplate Voltage 115/230V AC Flow Rate @ 20 psi Not Applicable Flow Rate @ 30 psi 59 gpm Flow Rate @ 40 psi 43 gpm Flow Rate @ 50 psi Not Applicable Flow Rate @ 60 psi Not Applicable Flow Rate @ 80 psi Not Applicable Flow Rate @ 100 psi Not Applicable Flow Rate @ 120 psi Not Applicable Shut Off Pressure (Maximum) 47 psi