The BD825 Blocking Device is designed to be installed on doors with mechanical locking mechanism where the BD825 is blocking the movement of the mechanism to prevent opening of the door.

The BD825 may be installed on compartment and locker doors. It’s very compact and small size enable installing it inside some mechanical locks as well.

The BD825 can block movements of up to 25mm, and it is activated by the control unit CU810 (G2) Or CU813 (G3).