O. Smith NEMA C-Face Pool Filter Motor works efficiently with its single speed design. With horsepower ratings from 1/2 inchP to 3HP, the NEMA C-Face Pool Filter Motor is Full-Rated and provides long lasting and trustworthy performance. Its standard efficiency design is the perfect addition to your filter pump system for enhanced performance. Equipped with the ability to withstand ambient temperatures up to 50C and constructed with an open drip proof enclosure, the NEMA C-Face Pool Filter Motor is sure to last.