PDQ’s line of school lockdown locks are the ideal answer to today’s school security challenges..EASY-TO-READ LED INDICATOR CONFIRMS THE DOOR IS LOCKED.
GT 135 LED Classroom Intruder Cylindrical Lock is designed to allow a staff member to use the inside cylinder to lock the outside of the door, without compromising safety to the occupants in the room. But how does a staff member know if the outside lever is locked?
Red LED (Light Emitting Diode) outside lever status indicator informs the member that the outside lever is locked.
This concept is also applied to the MR Mortise locks from PDQ but with an Analog indicator.