Description

Features:
Mechanical limit switch for open and close door.
In power failure, the closed door is auto-locked.
Auto-closing the door can be enabled.
The door can be opened by pulling down the rope fixed on the
guide track if power failure.
Interface for photocell and backup battery are fixed on the main  unit for   you to choose. We also offer industrial doors, garage doors , automatic retractable gate, roller shutters, barries, and intelligent parking management system .Welcome to the advisory!