Master Plumber, 1 HP, Cast Iron Sprinkler Pump, For Outdoor Agricultural Or Residential Applications, Rugged Cast Iron Construction Ideal For Large Sprinkler Zones Or Water Transfer, Superior Performance Up To 25' Depth To Water Less, Performance: GPM at 20 PSI 10' = 45, 15' = 42, 20' = 36, 25' = 26. Dual Voltage Motor With Voltage Switch, Pre-Wired For 230V, 45 GPM at 20 PSI, 1-1/2" Suction Discharge. 1-year Warranty.