Booster Pump Phase Single Pump Housing Material Stainless Steel Motor Enclosure Totally Enclosed Fan Cooled Horsepower 3/4 hp Nameplate Voltage 115/208-230V AC Flow Rate @ 10 psi 40 gpm Flow Rate @ 20 psi 20 gpm Shut Off Pressure (Maximum) 27 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 10.7/5.2-5.3 A Best Efficiency Pressure 16 psi