"The Wayne submersible sump pump moves up to 2820 GPH. Fits 14in. wide opening. Suction Type Top, Off-Level in. 7, Thermal Overload Protection Yes, Amps 11, Min. Basin Needed in. 15, Impeller Shaft Glass reinforced PBT, Dimensions L x W x H in. 8 x 8 x 10, Volute Glass reinforced ABS, Flow GPH 2,820, Volts 115, Pump Housing Glass reinforced polypropylene, On-Level in. 14, HP 1/3, Discharge Port in. 1 1/2. Includes tethered switch for automatic operation Top suction design resists clogging as debris is filtered Thermoplastic construction will not rust or corrode 1 1/2in. threaded discharge for high-capacity and ease of hookup Fits 14in. wide opening"