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. Available with 1/2"P and 3/4HP, 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, this motor is 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. This pool filter motor meets California Energy Commission Appliance Regulations 2008 for ultimate efficiency.