Security cylinder lock PEXTRA Q

electronicstandardkey

The new dormakaba pextra Q serrated key system provides multiple layers of protection for keys and lock cylinders. Its versatility makes it ideal for securing and organising access to any building – not only family homes and residential complexes, but also public buildings and industrial properties. Long-term protection by European patent EP4204648* – valid until 2042. *Not valid in all countries – see worldwide.espacenet.com for more details High level of security and improved copy protection as standard as well as numerous optional safety elements and further useful special functions available New serial number range system – every key has a unique code that can be assigned to precisely one master key system or lock cylinder Environmental product declarations (EPDs) available Can be combined with electronic systems from dormakaba Patented high-precision undercut (branch groove) for better protection against illegal key duplication pextra Q keys are designed with a patented undercut profile groove. This is called a branch groove and can only be produced using special machines and a complex milling process. The optional active element in the lock cylinder checks whether this branch groove is present and blocks the barrel if an attempt has been made to use an illegal duplicate key.