Century Electric B853 1-Horsepower 56Y-Frame Up-Rated Square Flange Replacement Motor (Formerly A.O. Smith)
The A.O. Smith one horsepower square flange up-rated replacement motor for swimming pool pumps has a threaded shaft and fits most pumps that require a square flange motor. It operates on both 115 and 230-Volt. The B853 features the big barrel Centurion-Style 56Y-Frame and is compatible with Sta-Rite Dura-Glas, Dura-Glas II, Max-E-Glas, Max-E-Glas II, Dyna-Glas, and Max-E-Pro pumps, Hayward Max-Flow II pumps, and Pentair Whisper-Flo, Challenger, and Ultra-Flow pumps.