Booster Pump Phase Three Pump Housing Material Stainless Steel Motor Enclosure Totally Enclosed Fan Cooled Horsepower 1 hp Nameplate Voltage 208-230/460V AC Flow Rate @ 40 psi 17 gpm Flow Rate @ 50 psi 12 gpm Flow Rate @ 60 psi 6 gpm Shut Off Pressure (Maximum) 66 psi Compatible Intake Pipe Size 1 1/4 in Compatible Discharge Pipe Size 1 1/4 in Intake Type Flange Mounting Orientation Vertical For Use With Potable Systems No Amps 3.3-3.2/1.6 A Best Efficiency Pressure 45 psi