The 699-JJ-3/4ST-2 part is a type of Marathon motor. It is a 2 horsepower, NEMA 48 JM frame, totally-enclosed fan-cooled, special application motor. It is designed for a wide range of general purpose and special applications, such as pump and fan drives, conveying machines and equipment, close tolerance speed control drives, machine tools, and other industrial equipment. The 699-JJ-3/4ST-2 motor is built with a Class B insulation system and dual bearings for durability and reliability. It also has an energy efficient PSC (permanent split capacitor) design and a unique end-bell assembly that allows for easy installation in difficult spaces. The motor is UL and CSA listed for safety.