The Little Giant 506420 ES33D1-10 is a sump pump. It is designed for continuous dewatering and water transfer applications. It handles light amount of effluent and keeps the lowermost area of a building dry and prevents it from flooding. This pump has a discharge size of 1-1/2” (38 mm) and it can handle up to 3/8" solids. It has a 1/3 hp permanent split capacitor (PSC) motor with thermal overload protection. This Little Giant 506420 ES33D1-10 Sump Pump can pump 52 GPM at 5’ head pressure and up to 28 GPM at 15’ head pressure. It also features a piggyback vertical diaphragm switch. This pump comes with a 10’ cord. The needed voltage to run this pump is 115V single phase. It has an epoxy-coated cast iron motor housing and an engineered composite impeller. For more details, you can refer to the specification sheet. The Little Giant 506420 ES33D1-10 Sump Pump is covered by a limited warranty for a period of 24 months. This product bears the CSA mark for meeting the standards. Little Giant has proven their excellence for over 70 years by producing reliable pump solutions, packaged system options, and accessories.