The A.O. Smith Two-Compartment Square Flange Pool Filter Motor works efficiently with its single-speed design. It boasts a CCW Rotation on the pump end for installation and is Energy Efficient capacitor start is run using a ?Conservationist?? motor for enhanced performance. With horsepower ratings ranging from 1/2"P to 3HP, the Two-Compartment Square Flange Pool Filter Motor comes in Full or Up-Rated models and provides long lasting and trustworthy performance. Used on many Sta-Rite, Red Jacket, Pac Fab and American products, it's the perfect addition to your filter pump system for enhanced performance. Equipped with the ability to withstand ambient temperatures up to 50°C and constructed with and open drip proof enclosure, the Two-Compartment Square Flange Pool Filter Motor is sure to last.