Ridgid® 1/2 HP Stainless Steel Submersible Sump Pump - 120 Volt, 10 Amp - Stainless Steel Motor And Housing For Long Life - Cast Iron Impeller For Durability - 1-1/2" Discharge For Easy Installation And Compliance To Building Codes - 3,200 GPH @ 10" Head - Fits 11" Or Larger Sump Pits - 3-Year Warranty - Mfg #SP-500