3/4 HP Cast Iron Sump Pump With Vertical On/Off Switch For Sumps 11" To 18" In Diameter. Eco-Flo Model Ecd75V Features Heavy Duty Cast Iron Contuction For Strength And Durability. Submersible For Quiet Operations With A Continuous Duty, Efficient 115V Psc Motor For Lower Carbon Footprint; Higher Efficiency Using Less Energy To Operate. 1 1/2" Fnpt Discharge Includes 2" Mnpt X 1 1/2" Fnpt Adapter. Pumps Up To 6000 Gph. Non-Clogging Thermoplastic Vortex Impeller Passes Up To 3/4" Solids.