The AC asynchronous spindle motor is a new type of AC induction servo spindle motor independently developed, designed, and produced by our company. The product has a compact structure, beautiful appearance, and easy installation. It adopts optimized electromagnetic design and high-precision photoelectric encoder, which makes the product have a series of advantages such as smooth operation, high control accuracy, strong overload capacity, low electromagnetic noise, and long service life. It is suitable for spindle control of high-precision CNC machine tools, as well as industrial control automation fields such as automated production lines and mechanical manufacturing industry. It also has extremely high torque and power overload output capability.