AOS Motor SQFL 1.5HP Sgl Spd 115/230V Horizon # 35-126-1206 Manf. A.O. Smith Manf. # B858 A.O. Smith Square Flange Motors Full Rate, Threaded Shaft, Square Flange, Single Speed Motor Used In Following Pumps: 34-110-W007 Pentair American Products Ultra-Flow Pump 34-110-W009 Pentair PacFab Challenger High Flow Pump 34-110-W011 Pentair PacFab Challenger High Pressure Pump Identical to: AOSB858