Our Factory: We are professional manufacturer of PM Synchronous Motor more than 10 years and also our factory is the only designated manufacturer by ABB. The Products: AC PM synchronous elevator doorâ??s motor At present, we have two types with the torque are 3.6NM and 5 NM, every type have two kinds of installations, Flange and Bottom. We also can design as your special requirement. Why our cutormers choose us: 1. Save your cost at least 15% compare with the DC elevator door motor. 2. Drive directly, Closed-loop vector control system. 3. Door Width Automatic Learning. 4. Orbit of the elevator&＃039;s door could be set arbitrarily. 5. No need the Position Switch and Speed Reducing Switch. 6. Better Locked processing system.