The Little Giant 508257 8-CBM Submersible Sump Pump is designed for basement sumps, dewatering, and water transfer. The pump has a discharge size of 1-1/2" FNPT (38 mm) in diameter. It has a 4/10 hp motor. This Little Giant 508257 8-CBM Submersible Sump Pump can pump up to 54 GPM at 5' head pressure and up to 26 GPM at 15' head pressure. It is operated manually. It includes a 10' cord. The needed voltage to run this pump is 115V single phase. Its motor has thermal overload protection and is designed for nonstop duty. More details are available in the specification sheets. The Little Giant 508257 8-CBM Submersible Sump Pump is covered by a Limited Warranty for a period of 24 months from date of installation or 30 months from date of manufacture, whichever occurs first. This product proudly bears the CSA mark and is recognized for meeting the required environmental performance standards. Little Giant and its parent company, Franklin Electric, have been making pumps for over 70 years. The quality, durability and dependability of their products have made them a world leader in pumps of virtually every variety.