KESO – the key to your world

ASSA ABLOY (Schweiz) AG manufactures and develops pioneering, high-precision security technology and locking systems under the KESO brand. The advantages for you: with over 350 patents, the KESO brand not only represents innovative locking systems, but also secure cylinders, combined with locking concept planning that is unique worldwide.

The advantages of the KESO brand

  • KESO products are developed and manufactured in Switzerland – this guarantees high quality and reliability.

  • From mechanical to electronic locking systems: KESO offers solutions for every requirement.

  • KESO systems are suitable for a wide range of door types, including wooden and solid sheet metal doors, and offer flexible solutions for individual security needs.

  • Suitable for use in private households as well as complex commercial and public facilities.

  • Electronic and mechatronic locking systems from KESO enable precise access management and control, including via mobile applications. 

  • Patented profile cylinders and key profiles with drilling protection set new standards in mechanical locking technology. 

  • By integrating innovative technologies such as the rhombic key profile into the Euro profile cylinder, KESO demonstrates how traditional mechanics and modern requirements can be successfully combined.

Do you have any questions about KESO products?

Just contact us! Our sales representatives will be happy to advise you.

KESO – locking and access control systems in Swiss quality

ASSA ABLOY (Schweiz) AG values precision and excellence in the production of components for the KESO brand, such as locking cylinders, keys, security cards, and more. Get an insight into our production facility and how our experts manufacture KESO products in Swiss quality here.

Do you have any questions about installing KESO products yourself?

Our self-assembly partners will be happy to assist you. Find a partner near you and get in touch!

KESO brand products

KESO products offer you the full range in terms of performance and variability: from innovative solutions for electronic locking systems to cutting-edge mechanical systems to expandable mechatronic access control systems. The KESO brand stands for quality and functionality.

  • KESO eCLIQ

    Secure and flexible: electronic locking systems for demanding safety requirements with real-time access control and customization options.

  • KESO CLIQ Go

    Easy-to-use electronic locking cylinder with app control for quick adjustment of access rights. Ideal for small to medium-sized properties.

  • KESO Integra

    Combines mechanical reliability with electronic flexibility; enables gradual conversion to electronic locking systems without compromising security.

  • KESO 8000Ω²

    Patented locking cylinders for maximum security and copy protection, suitable for complex locking systems in all security areas.

  • KESO 6000FP2

    Reliable mechanical locking systems that offer security and durability for residential and commercial applications.

  • KESO 9000Ω²

    Sets new security standards with an innovative rhombic key profile in profile cylinders, which increases copy protection.

  • To product catalog

Portrait of KESO cylinders

KESO cylinders open up a world in which security sets the benchmark. They offer innovative solutions that meet the highest safety requirements. The following key advantages make KESO cylinders the most secure and reliable on the market.

  • The world’s most secure cylinder

    KESO cylinders set the global standard for security, protected by state-of-the-art technologies.

  • Meet stringent VdS standards

    Every KESO cylinder is certified according to VdS standards, which guarantees maximum security.

  • Tamper-proof

    Sophisticated mechanisms protect KESO cylinders from picking, bumping, and other tampering attempts.

  • Copy protection

    Duplicate keys can only be made with a security card, which prevents unauthorized copies and provides additional security.

  • Three individual rows of pins

    This unique configuration offers additional protection and millions of locking combinations.

  • Different bolt types

    The right cylinder for every requirement – KESO offers a variety of bolt types for specific security needs.

  • Modular mechanical and mechatronic cylinders

    KESO cylinders can be flexibly expanded to grow with your safety requirements.

  • Reversible key technology

    For maximum operating comfort without compromising on security.

Frequently Asked Questions (FAQs) about KESO

  • As a leading provider in Switzerland, ASSA ABLOY (Schweiz) AG develops, produces, and distributes a comprehensive range of locking and security systems. The portfolio includes the development of innovative door security solutions ranging from high-security cylinders to complex access control solutions under the brands KESO, MSL, and Planet with its drop-down seals and finger protection products, which cover a wide range of safety requirements.

  • Under the KESO brand, ASSA ABLOY (Schweiz) AG produces a wide range of access control and locking systems, from highly secure mechanical and electronic cylinders to advanced mechatronic solutions. The brand stands for Swiss precision, innovative security technology, and flexible application options in various fields. With the e-Securitycard service, KESO also offers a secure and efficient solution for the digital management and ordering of locking cylinders and duplicate keys. For the latter, KESO Universe also provides a platform to simplify and optimize the ordering process.

  • The core element behind the maximum security of KESO cylinders is their design.  Omega Active Copy Protection ensures that only authorized key copies work. In addition, their design effectively protects KESO cylinders against tampering such as picking and bumping. KESO cylinders also guarantee maximum security by complying with VdS standards.

  • Yes, modularity is a core element of KESO cylinders. They can be easily integrated into existing locking systems and always enable flexible adaptation to changing safety requirements without a complete system renewal. This gives you a major cost advantage when purchasing and retrofitting KESO cylinders in an existing system.

You may also be interested in

  • KESO Integra: an intelligent access solution

    KESO Integra stands for a high degree of flexibility and security. How does it work? Intuitive assignment of access authorizations combined with the latest RFID technology and AES 128 bit encryption ensures the highest security standards

  • KESO innovation: the 9000Ω² cylinder

    The KESO 9000Ω² cylinder revolutionizes security technology with its rhombic key profile. This new feature increases key copying protection and offers unprecedented security for Euro profile cylinders.

  • Sustainability initiatives at ASSA ABLOY (Schweiz) AG

    Find out how ASSA ABLOY aims to achieve a 25 percent reduction in CO₂ emissions in Switzerland by 2025. The measures include switching to renewable energies, CO₂-neutral heating systems, and the introduction of energy-efficient LED lighting in production.

  • Read more articles in our blog →

Any questions? We’ll be happy to help you!

If you have any questions about KESO products or would like individual advice, please do not hesitate to contact us. Please use our contact form. We look forward to hearing from you and will get back to you as soon as possible.