JM hoist motor fan is a three-phase asynchronous electric motors, is developed as a new design of our company based on the characteristics of water pumps. This series motors with unique appearance, IP55 protection degree, class F insulation, and a good function of energy saving can reach high efficiency class in li9ne with internation standard IE2, IE3 and China's GB2&GB3, which has made it an ideal energy saving product. Morever, it has other good features like high starting torque, slight noise, low vibration, optimum structure, convenient operation and so on.