Glentronics, Inc. ST1050 PHCC Pro Series Sump Pump, 3630 Gallon Per Hour 3630 GPH flow at 10-Feet head with 36-Feet max head. 1-1/2-Inch discharge Cast iron / stainless steel construction Energy efficient 1/2 HP PSC motor Dual float with standard controller (DFC1) with 10-Feet cord 115 Volts, 60Hz