The 247 Series line of inverter duty gear motors are rated at 1/4 HP @ 230V, 60Hz, 3 phase. '' The product line was designed for applications requiring variable speed and no-maintenance. Face, foot or top mounting for maximum flexibility, Extra wide and hardened all metal gearing. UL recognized Class B and Class F insulation system. High temperature magnet wire coupled with superior trickle varnish system. Die cast aluminum rotors are precisioned machined, then dynamically balanced in 2 planes for low vibration and minimal audible noise. Made in Gear and Engineering motors, gear motors and reducers can be used in a variety of industries and applications including: Food Processing, Packaging and Labeling, Machine Tools, Medical Equipment, Exercise Equipment, Conveying, Ag and Construction, Printing, Commercial Doors and Gates.