Deep Well Submersible Pump, 3HP 230V/60Hz, 37GPM 640 ft Head, with 33 ft Cord & External Control Box, 4 inch Stainless Steel Water Pumps for...

Enhanced Pump Flow & Head: Power: 3HP, 230V; Diameter: 4' (The diameter of the well casing must be 10 mm larger than the pump diameter.); Discharge: 1-1/4' NPT. This deep well submersible pump is designed with 18-stage thermoplastic impellers, providing 37GPM max flow and 640 ft max head. It comes with an external control box and a 33 ft electric cord, making life without modern plumbing a lot easier. Pump out your worries with ease and relax. No challenge is too big for you. Upgraded Stainless Steel: The whole frame of our deep well pump is unlike anything on the market. It is made of stainless steel, including the outlet and connecting components. You don't have to worry about it becoming rusted or corroded after being underwater for a long time. With ETL certification and IP68 waterproof grade, the pump can be used for 8-10 years