Zoeller®, 153-0002, Effluent Pump, Dose Mate, Series: 153, 77 gpm Maximum, Automatic/Non Automatic: Non-Automatic, 1-1/2 in NPT Outlet, 44 ft Maximum Head, 1/2 hp, 115 V, 10.5 A, 60 Hz Frequency, 1 ph, 3450 rpm Motor, 3-Wire Neoprene Cord, Non-Clogging Vortex Impeller, 130 deg F, Upper Sleeve/Lower Ball Bearing, Cast Iron