Master Plumber, 4/10 HP, Thermoplastic, Automatic Submersible Sewage Ejector Pump, Corrosion Resistant, Piggyback Style Tethered Float Switch For Automatic Or Manual Operation, Handles Up To 2" Solids, 8' Power Cord, Performance: GPH 0' 5,250, 5' 3,900, 10' 2,550, 15' 950, Maximum Lift 18', Energy Efficient 8.5A Motor With Overload Protection Provides Safe Operation, Easy Installation, Requires Minimum 18" Diameter Sewage Basin, 2" NPT Discharge, 1 Year Warranty.