Schlüsselentnahme maxx 6U

Manage Keys automatically

Electronic key cabinets for efficient management and controlled storage.

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Key handover management

Efficient storage

Manual key management can be time-consuming and frustrating. A lost key can cause major inconvenience, lengthy searches and, in many cases, high costs. The more mechanical keys are in circulation, the more difficult they become to manage. Especially in security-critical buildings, rooms, commercial properties, industrial sites, fleets and vehicle fleets, inefficient key management can lead to security risks, significant costs and a high administrative workload.

Avoid frustration, confusion and time-consuming key administration. deister electronic provides an efficient solution with RFID key management. Our electronic key management system precisely defines user access rights and enables clear and convenient management via the Commander Connect software – offering greater security and control than a conventional key safe or a large manually managed key cabinet.

 

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Every key withdrawal and return is automatically recorded and can be accessed at any time. The intelligent proxSafe key cabinet ensures secure and transparent key handover while efficiently managing anything from just a few to several thousand keys – like a modern electronic key safe with access control, providing fully traceable processes at all times.

Your key storage solution can be individually configured according to the number of keys and the size of your key sets. Our flexible cabinet models and panels provide 24/7 access, are easy to operate and ensure secure and reliable key management. This gives you more time and resources to focus on the essential tasks of your day.

"The proxSafe® key management system from deister electronic creates greater process reliability, which results in much better quality in all processes and also a noticeable increase in efficiency."

Andreas Segler, Managing Partner of Niedersächsische Wach- und Schliessgesellschaft

"We are very happy with the hardware and software from deister electronic. The intelligent systems fulfill all our requirements."

Johann Penner, Chairman of the ECG Hanover

"The system saves time and increases security by protecting the keys from unauthorized third-party access and therefore theft."

Herbert Dagott, Security Manager at the University of Vienna

"The signalling on the cabinets and the illuminated key slots guide me to the right key quickly and efficiently - now I can drive directly to the alarm location and check the situation on site."

Stefan Peipe, District Manager Braunschweiger Wach- und Schließgesellschaft

Key cabinets

maxxflexxsmart
maxx 6u key cabinet opened

maxx

Compact & elegant

The compact proxSafe maxx 6U key box with automatic roller shutter provides efficient key management for modern office environments. Its robust steel housing offers space for individual keys as well as larger key bunches. Several boxes can be combined and controlled via one central terminal, making the maxx a convenient key cabinet with access code for everyday use. The 3U keyPanels from the flexx series are fully compatible.

Our maintenance-free and robust keyTags with RFID chips securely anchor the keys inside the box. The roller shutter provides an additional layer of protection against tampering. When a key is requested, the roller shutter opens automatically and the selected slot lights up red. Once the key has been removed, the roller shutter closes automatically.

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flexx key cabinets

flexx

Modular & flexible

The flexx key cabinet is available in five sizes and can be combined modularly. From 16 to several thousand key slots, this large key cabinet can be flexibly adapted to your requirements. The modular keyPanels are available with different slot densities, making it easy to manage both large and small key bunches efficiently within a single key storage cabinet.

For key handover, the user identifies themselves at the terminal, opens the cabinet door and removes the key from the illuminated slot. The slot locking system provides an additional level of security and prevents unauthorised key removal.

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key cabinet for four keys

smart

Compact & space-saving

The smart 4 is a compact key safe with four key slots. It is conveniently operated via the integrated RFID reader. Each user can be configured to access the key box with a code either using an RFID credential or a PIN. The system automatically releases only those keys for which the user is authorised.

This electronic key safe is particularly suitable for managing keys distributed across different locations. PINs can be easily sent by SMS or email and automatically change after each access.

The system ensures reliable operation through an integrated battery backup and a local database that continues to function even in the event of power or network failures.

  • Secure and compact
  • Easy to operate
  • Remote key release via management software

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keyPanels

WD 16 keyPanel SR 8 V2 keyPanel SR 16 V2 keyPanel SD 16 V2 keyPanel DD 32 V2 keyPanel

WD 16 keyPanel

The proxSafe WD 16 keyPanels are the ideal solution for securely storing particularly large or bulky keys. Thanks to the generous spacing between the slots, they are also suitable for large key bunches or other longer items.

WD 16 keyPanel highlights:

  • Capacity: up to 16 extra-long keys or large key bunches
  • Special feature: wide slot spacing for bulky or special-purpose keys
  • Applications: workshops, technical rooms, industrial facilities and special-purpose keys

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SR 8 V2 keyPanel

The SR 8 V2 keyPanels provide a compact solution for the secure storage of keys where space is limited. The slots are positioned further apart, making them ideal for larger keys or key bunches.

SR 8 V2 keyPanel highlights:

  • Capacity: up to 8 larger keys or key bunches
  • Special feature: more space per slot thanks to wider spacing
  • Applications: areas with only a few, but particularly important keys

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SR 16 V2 keyPanel

The SR 16 V2 keyPanels are designed for space-saving and efficient key organisation. The closely spaced slots provide a high slot density while ensuring reliable and secure key identification.

SR 16 V2 keyPanel highlights:

  • Capacity: up to 16 keys per panel
  • Special feature: high slot density combined with convenient operation
  • Applications: standard key management systems with a medium number of keys

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SD 16 V2 keyPanel

The SD 16 V2 keyPanels in 19" format according to DIN EN / IEC 60297 provide a balanced solution combining capacity and clear organisation. Their medium slot density makes them ideal for standard key management applications.

SD 16 V2 keyPanel highlights:

  • Capacity: up to 16 keys per panel
  • Special feature: balanced slot spacing for a clear overview
  • Applications: typical key cabinets used in companies, administrative environments and commercial facilities

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Double Density 32 panel v260729

DD 32 V2 keyPanel

The DD 32 V2 keyPanels in 19" format are designed for maximum capacity with minimal space requirements. Thanks to their high slot density, a large number of keys can be managed efficiently within a very small space.

DD 32 V2 keyPanel highlights:

  • Capacity: up to 32 keys per panel
  • Special feature: maximum slot density for large key inventories
  • Applications: vehicle fleets, large properties, industrial sites and factory premises

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Panel Variants

R5 L radioPanelISO 8 PanelISO 8 CH cardPanelLCP 2 lockerPanelblindPanel
Radio Panel 5 Slots panel v260729 brighter

R5 L radioPanel

The proxSafe® R5 L radioPanel is the specialised solution for the automatic loading, dispensing and return of radio equipment. Five lockable compartments ensure secure management and ensure that devices are ready for use at all times.

R5 L radioPanel highlights:

  • Capacity: 5 lockable compartments for two-way radios
  • Special feature: integrated charging and management function for radios
  • Areas of application: control centres, security services, plant security, logistics

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ISO 8 Panel für flexx locker mit 8 Schlitzen

ISO 8 Panel

Keep ISO cards in a safe place

The ISO 8 cardPanel enables the tamper-proof and organised storage of ISO 7810 ID-1 cards, such as access, credit or fuel cards. Optionally, the card slots can be fitted with RFID and managed centrally via Commander Connect.

ISO 8 cardPanel highlights:

  • Capacity: up to 8 ISO cards (ISO 7810 ID‑1)
  • Special feature: tamper-proof storage, optionally with RFID management
  • Applications: access control, fuel and service cards, ID card management

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ISO 8 CH panel v260729

ISO 8 CH cardPanel

The proxSafe® ISO 8 CH cardPanel is the version of the ISO 8 Panel designed to meet specific Swiss requirements and for use in flexx systems. It offers the same secure storage, supplemented by the option to manage cards in protective sleeves with lanyards.

Key features of the ISO 8 CH cardPanel:

  • Capacity: up to 8 ISO cards (ISO 7810 ID‑1)
  • Special feature: optimised for Swiss requirements, cards with sleeve & lanyard
  • Applications: Swiss locations, ID card and visitor management

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Locker Compartment Panel v260729

LCP 2 lockerPanel

The proxSafe® LCP 2 lockerPanel (x2) is ideal for the secure dispensing and return of small items. Two lockable compartments enable the organised management of equipment and valuables – and can be seamlessly integrated into flexx enclosures.

LCP 2 lockerPanel highlights:

  • Capacity: 2 lockable compartments (WxHxD: 184 x 98 x 98 mm)
  • Special feature: integrated proxCylinder® per compartment, optional contactless or wired charging
  • Applications: smartphones, radio devices, small tools or valuables

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proxSafe blindPanel

blindPanel

The blindPanel serves as a flexible reserve space within the cabinet: proxSafe key cabinets can therefore be initially fitted with closed compartments and later retrofitted with active slot modules with minimal effort.

blindPanel highlights:

  • Capacity: Placeholder – no slots, prepared for later expansion
  • Special feature: easy retrofitting by swapping for other panels
  • Applications: future-proof planning, phased expansion of key cabinets

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Terminals

C4+C6+
C4+ terminal next to flexx locker drawing

C4+

Operating terminal with keypad and display

Operating terminal with keypad and display

The C4+ terminal for the proxSafe® solution is suitable for all key cabinets, including the maxx and flexx models.

The terminal can be set up initially using an Admin ID card. Users can authenticate themselves at the integrated RFID reader using a credential such as a card or transponder. Alternatively, users can identify themselves by entering a predefined PIN. The proxSafe® terminal is quick and easy to operate.

  • RFID reader for user identification
  • Fast key return
  • Easy and intuitive operation
  • Intelligent power management
  • Backlit keypad and display

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C6+ terminal next to flexx locker drawing

C6+

Operating terminal with touch display

The proxSafe® C6+ Touch Terminal provides simple and intuitive operation via its touchscreen. The C6+ is compatible with all proxSafe® key management systems and is supplied with an Administrator ID card for initial system setup.

Users can identify themselves using an ISO card, an RFID transponder, or by entering a PIN. The optional multi-technology RFID reader also allows many existing access cards to be used for authentication.

  • Convenient operation via a 5.7" color touchscreen
  • Multi-technology RFID reader for user identification
  • Network and standalone operation
  • Support for a wide range of characters through Unicode

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Accessories

keyTagCHK 1 Cardholder keyTagUnsealing pliers
Länglicher Schlüsselanhänger mit RFID inklusive

keyTag

RFID key fob

A keyTag RFID key fob is attached to each key and securely connected to the key ring using a single-use seal. The key attached to the keyTag can only be replaced using special unsealing pliers, providing reliable protection against tampering. Each keyTag contains an integrated RFID chip that stores all relevant information about the corresponding key.

When inserted into the key cabinet, the key data is transmitted contactlessly – regardless of whether the keyTag is dirty, oily or wet. This ensures reliable long-term operation of the keyTags. Our keyTags are available in five colours, making it easy to distinguish between different user groups or security levels and organise them clearly within the key safe.

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Cardholder keyTag v260729

CHK 1 Cardholder keyTag

The CHK 1 Cardholder keyTag enables simple and efficient management of ISO cards within the proxSafe® system. The ISO card is inserted into the holder, after which the Cardholder is placed into a keyPanel slot just like a conventional keyTag.

This allows the presence of the Cardholder keyTag to be monitored and managed using the familiar proxSafe® functions. Please note that the system does not detect whether an ISO card is actually inserted into the holder. Direct detection and monitoring of individual ISO cards is only possible with the ISO 8 panels.

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black Unsealing pliers for keyTags

Unsealing pliers

The unsealing pliers are designed for the authorised removal of single-use seals from keyTags and keyRings.

The large handle makes it easy to separate the keyTags or keyRings from the keys with minimal effort.

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Benefits of our solution

KRITIS bild 2026

Critical infrastructure does not protect itself.

Traceable access

When it comes to critical infrastructure security, the discussion often focuses on firewalls and cyberattack vectors. In day-to-day operations, however, the risks can be far more physical: a master key that was never returned. A server cabinet left unlocked. A measuring device that has been missing for two shifts. None of these incidents may seem dramatic – but any one of them can disrupt operations or result in a failed audit.

Keys, laptops, radios, tools and vehicles are not simply consumable assets in utilities, data centers, hospitals and the transport sector. They provide physical access to critical infrastructure. Whoever has them in their possession has access – regardless of what is defined in your authorization concept.

The key question is not whether you control access. It is whether you can prove it.

Who accessed which technical room, and when? Who removed the key to the transformer station, how long was it kept, and when was it returned? During internal investigations, an ISO 27001 audit or a regulatory review, relying on employees' memories is not enough. What matters is a complete, traceable audit trail of every access and transaction.

Slots for keyTags with keyTag retrieval

No wear, no maintenance

RFID-based slots

Each key is equipped with a keyTag containing a durable RFID chip. The contactless technology enables reliable identification without batteries or maintenance. As soon as the keyTag is inserted into the slot, the RFID chip is read automatically.

Since keys are carried in pockets and are constantly handled, a certain level of dirt and contamination is unavoidable. This is where RFID technology provides a key advantage: data is transmitted reliably and contactlessly, even under demanding everyday conditions.

emergency battery

Fail-safe

Autonomous power supply and standalone mode

Whether there is a power failure or the network connection is interrupted, the key cabinets continue to operate reliably. In the event of a power outage, the integrated emergency battery and power-saving emergency operation mode are activated automatically, allowing the system to remain operational for up to 72 hours.

System data also remains available, enabling continued offline operation without a network connection. All users, access rights and events are stored locally in the user terminal of the key cabinet. As soon as the network connection is restored, the data is automatically synchronised.

In addition, a manual emergency key removal function ensures that keys can still be removed from the key cabinet if necessary.

deisterCockpit and deisterGo on a computer and a phone screen

Automatic reports

Every detail electronically documented

Every action at the key cabinet is automatically documented and assigned to the respective user. Reports can be accessed in real time via the deisterCockpit, sent by email as PDF files, exported as CSV files and viewed in the deisterGo app.

With RFID key management from deister electronic, you always stay in control of your keys – efficiently, securely and transparently.


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References

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Buildings of the University of Vienna

University of Vienna

The University of Vienna is the oldest university in the German speaking region and one of the largest educational institutions in Central Europe. Since its foundation in 1365, it has offered a progressive and attractive environment for teaching and research. Around 92,000 students and 9,700 employees study, teach...

 

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Gebäude Radisson Blu Hotel bei Nacht

Radisson Blu Hotel

In the Radisson Blu Hotel at Hamburg airport, a modern electronic key management system supplied by the RFID specialists deister electronic is providing more security, efficiency, and transparency in the handling of mechanical keys.


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We would be pleased to personally help you find the optimal solution for your needs. Simply send us your request and we will take care of the rest.

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