Automatic door operator controls the opening and closing of door once it is activated by the signals from motion sensor. It consists of various components of driving devices such as controller, decoder, gear motor, belt tightening device, and power supply. 

2 types of door openers are available in the market:

• Electro-mechanical 

           Requires a mechanical motor for both opening and closing of the door. It is designed for automatic usage in most of the time.

• Electro-hydraulic 

           Requires a mechanical motor for opening but a hydraulic closer for closing of door. It is designed for autodoor that is generally opened manually.