The Nidec AST275 2.75 THP 3450 RPM Aqua-Shield EZ48 C-Flange Motor is an energy-efficient and easy-to-install pool and spa motor. This particular product belongs to motors with C-Flange design with a switch design and a 5.5-inch frame diameter. It features two compartments and 7/16-20 UNF-2A Shaft Threads. With triple bearing protection and a 1081 design, it has an optimized internal airflow design that minimizes heat and moisture buildup inside the motor. The internal bearing cover protects the drive/pump end ball bearing from water and debris that may occur inside of the motor. Three additional layers of drive/pump end bearing protection that includes a Double Sealed Ball Bearing, a Lip Seal, and a Water Slinger. It has a Total Horsepower Rating of 2.75 and a 3,450 RPM with a 208-230 voltage and 12.3-11.3 amperes. The motor frame is 56J, open drip-proof, and also has a 303 series stainless steel shaft aside from being Class B insulated with thermal protection.