Sewage System, 1/2HP, 4inx2in, 9.5A, 41 gal.Mfr #: 511685 ALL IN ONE SEWAGE BASIN SYSTEM: includes 20"x30" Pit+Plus SR basin lid, sewage pump, one 2" MNPT discharge pipe with quick disconnect coupling, one 6" x 2. 38" vent pipe; ECM switch system SEWAGE PUMP INCLUDED: Little Giant's energy efficient 10SC CIM 1 2 HP cast iron sewage pump delivers 7200 GPH, is equipped with a 2 inch FNPT discharge, and comes with a 20 ft. cord PIT+PLUS SR BASIN FEATURES: recessed discharge and vent location;