Master Plumber, Professional Series, 3/4 HP, Cast Iron, Submersible Sump Pump, With PSC Motor Technology For Energy Efficiency, 115V AC single phase motor, Rugged Cast Iron Construction For Longer Pump Life, Rust Proof Impellers, Reliable, Professional Design, Superior Performance, Proven Technology, Piggyback style vertical float switch for Automatic or Manual Operation, Performance GPH 0' = 5280, 5' = 4800,10' = 4020, 15' = 3180, 20' = 1800, Maximum Lift 25', 10' Power Cord, 1-1/4" FNPT discharge, fits in 10" or larger sump basin, 3 Year Limited Warranty.