Your easy switch to the appropriate brand website in the Germany:
No results found for your search
Germany | English
Series description

Special locks for timber and steel doors

Our special locks for doors with special requirements - e.g. for radiation protection doors and fire doors for double cylinders meet the highest standards of security, functionality and reliability. Thanks to their tested quality, they are ideal for doors with increased protection requirements, whether in the public, commercial or private sector.

 

special lock
mortise lock mechanism made of steel

Features

  •  Meet the highest requirements for security, functionality, and reliability – ideal for doors with increased protection needs

  • Variants available with panic function, escape door control, or monitoring contacts – perfect for escape and rescue routes

  • Optionally combinable with electric control or motorized locking – for integration into modern access control systems

  • Certified quality according to DIN EN 12209 and optionally to EN 179 and EN 1125 – suitable for fire, smoke, and escape doors

  • Flexible use in public, commercial, or private areas – even for high security requirements

  • Compatible with various door materials and profiles – for new buildings and refurbishments

Key advantages in detail

Special locks: The right choice – not only in terms of security

Special locks for timber and steel doors offer certified security, a wide range of variants, and high functionality – ideal for doors with special requirements such as fire, smoke, or escape protection. Whether in public buildings, commercial properties, or semi-public areas: Thanks to standard-compliant design according to DIN EN 12209 and optional features according to DIN EN 179 and EN 1125, special locks can be reliably integrated into modern door, escape route, and access concepts.

pictogram GU system folders

Reliability

Special locks are characterized by durable mechanics, tested quality in accordance with DIN EN 12209 and a high level of functional reliability. Even under demanding operating conditions, such as in escape route or fire protection doors, they deliver consistently stable performance.

pictogram flexibility

Versatility

Whether with panic function, electric drive, escape door control or monitoring contacts, the lock variants can be flexibly adapted to door profiles, usage requirements and security concepts. Ideal for public buildings, commercial properties and security-relevant areas.

safety pictogram

Security

Designed in accordance with DIN EN 179 and EN 1125, special locks meet the highest security standards – especially in combination with access control systems and escape door terminals. This enables standards-compliant and tamper-proof securing of escape and rescue routes.

Special locks for timber and steel doors in the product catalog

You can find all special locks for timber and steel doors in our product catalog. Logged-in customers can order directly; all others can view the product overview with details.

Downloads

Download catalogs and brochures here free of charge:

Overview of service offerings

Find the right support quickly!

Receive expert support, find the right dealer near you, and download important documents and instructions directly – quickly, easily, and reliably.

system icon – symbol for services

Service

Contact our service team directly for professional support! Our experienced team is ready to assist you with advice and practical help – reliable, competent, and solution-oriented.
system icon – location symbol

Dealer search

Find the right dealer near you quickly and easily! Enter your postal code and discover our partners for expert advice and first-class service.
system icon – download symbol

Download

Here you will find all important documents, brochures and instructions. Simply download and use them directly!
gu-kontakt-bks-servicemitarbeiter-landscape
Contact

We are happy to help you!

Our service team will be happy to assist you with any questions regarding products, applications, and projects. Simply contact us by phone or email.