Manufacturer profile

BKS

Locks, cylinders and door security

Manufacturer overview

BKS specializes in locking and access-control technology and has belonged to the Gretsch-Unitas group since 1983. Founded in 1903 and based in Velbert, it develops mechanical and electronic locking cylinders, mortise locks, door hardware and emergency-exit systems. Its range also includes building-management technology. For dealers and maintenance buyers, the practical distinction is the combination of conventional lock hardware with electronic access components. Enquiries should identify the lock format, cylinder dimensions, door application and required operating function.

Known for

  • Mechanical and electronic cylinders
  • Mortise and emergency-exit locks
  • Door security and access control

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Sources and manufacturer information

Manufacturer information checked October 15, 2026.