Electronic knob cylinder

The knob cylinder is an electronic locking cylinder with a single-sided electronic authorisation. The classic by Uhlmann & Zacher for the modern locking system is available in different versions.

Thus, for example, an anti-panic version and a version for outdoor use with protection class IP66, are available. Various special lengths and a wide variety of mechanical knobs are also available. The identification can be done by a passive transponder or by an active transponder with its own power supply. In addition to the proven radio version (868 MHz), a version with Bluetooth® Low Energy (2.4 GHz) is also available.

Transponder technology

MIFARE® (13,56 MHz)

Transponder technology

LEGIC® (13,56 MHz)

Transponder technology

EM/HITAG 125 kHz

OSS Standard Offline

868 MHz Radio

Bluetooth® Low Energy technology

Dust and waterproof according to protection class IP66 and thus protected against powerful water jets.

Intrusion detection system (IDS) - connection possible

Emergency exit locks DIN EN 179

Fire and smoke resistant doors DIN EN 1634

Clex prime

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Clex private

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Clex public

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  • Time switches or weekly schedules are already integrated
  • Can be connected to an IDS module
  • Permanent engaging (toggle function) without additional power consumption
  • Up to 80,000 actuations with two batteries
  • Battery can be replaced only with battery replacement authorisation
  • Wireless
  • Modular design
  • Disassembly only with disassembly card
  • Various profile cylinder lengths
  • Anti-panic version
  • Outdoor version (IP66)
  • PVD coating in the colours gold, anthracite and bronze




Clex prime  CX6122


Clex private   CX2122


Clex public   CX8122

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