ASGS MOTOR, RELIABLE AND DURABLE DOOR MOTOR. 1) Limit switch unit enables precise adjustment of door in both up and down position.  2) In case in the absence of power, a release chain can be operated door manually.
3) Powerful strength, overheat protection when overloaded.
4) Control panel wiring available to safety device, alarm lamp and remote controller.
5) Easy installation, legerity design, low noise, small power consumption.