Key features include, fail safe/fail secure changeable on site, high security with 1500lbf (680kgf/6672N) holding force, stainless steel locking pins, Low Current consumption - Max 280mA @12V DC, and are recommended for High
traffic areas.
The AL990M offers triple monitoring of the Solenoid, Door position with a 1 amp NO/NC microswitch and lock with a 1 amp NO/NC microswitch in addition to 12 or 24V DC power selectable on site.