Master Plumber, 1/2 HP, Zinc & Plastic, Sump Pump, With Vertical Piggyback Style Float Switch, Performance: GPH 0' = 4,200, 5' = 3,660, 10' = 3,000, 15' = 2,160, 20' = 960, Maximum Lift 22', Corrosion Resistant Plastic Volute & Zinc Motor Housing, & Smooth Flow Hydraulics, Energy Efficient Motor, 8' Power Cord, 1-1/2" Discharge, Fits In 10" Basin Or Larger, 1 Year Warranty.