Master Plumber, 1/2 HP, 115/230V, Shallow Well Jet Pump, Cast Iron, 30-50 Pressure Switch, Water Depths To 25' Or Less, Maximum Pressures 77 PSI, Performance: GPM 0' = 12, 5' = 8, 10' = 7, 15' = 6, 20' = 4.8, 25' = 3.5, Pump Housing Is Constructed Of Heavy Duty Cast Iron, Ready To Install 115V Convertible To 230V, 1-1/4" Suction Port & 1" Discharge Port, 9.9/4 A AC, Shut Off 77 PSI, Motor Type Capacitor Start, Myer Design, 1 Year Warrant.