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CEMO 8/20 LockEX 2.0 charging cabinet Safety charging cabinet for lithium-ion batteries

Technical data

Cabinet power supply: 230 V / AC, 400 V / AC
Cabinet type: Freestanding cabinet
Charging function: Yes
Integrated power strips: 4 power strips with each 9 sockets, each rated at 230 V
Max. energy density (kWh): 12
Max. energy density per charging level (kWh): 1.5
Place of deployment: Indoor area
Shelves: 6
Stacking feet / rolls: With stacking feet
Version: Basic, Premium

Product information „CEMO Ladeschrank 8/20 LockEX 2.0“

Brief overview

The CEMO 8/20 LockEX 2.0 charging cabinets are safety cabinets designed for the stationary storage and charging of lithium-ion batteries indoors. With eight storage levels, six shelves and a total of 36 slots, the large 8/20 model offers sufficient capacity for the separate storage and simultaneous charging of a large number of batteries. The division into two sections, each of which can be opened independently, facilitates a structured use of the cabinet’s interior.

The fire- and explosion-resistant design combines passive fire protection measures with mechanical ventilation, fire detection and the LockEX 2.0 pressure relief system. Depending on the required level of safety and monitoring, the Basic and Premium versions are available. Both variants feature four 9-socket power strips with a total of 36 sockets and are available with either a 230 V or 400 V power supply.

CEMO CONTROL enables safety-related functions of the charging cabinets to be monitored and the cabinets to be intelligently networked with other units. The Premium version also features the web-based monitoring platform CEMO cockpit. The new data sheets specify CEMO CONTROL for both Basic and Premium, as well as CEMO cockpit for Premium. 

Model comparison

  CEMO 8/20 Basic CEMO 8/20 Premium
External dimensions (W × D × H) 850 × 660 × 2,130 mm 850 × 660 × 2,130 mm
Power supply 230 V / 400 V 230 V / 400 V
CEMO CONTROL X X
Networking with other units X X
Data storage for up to 18 months X X
Fire alarm system interface X X
Display on the cabinet – X
CEMO cockpit – X
Live monitoring – X
Wi-Fi – X
Telecommunications module (SIM card) – –
VDMA 24994:2024-08 Certified certified

The Basic version provides the standard equipment for storage and charging. It features an electrically powered smoke detector, a temperature sensor, a visual and audible warning signal, and a potential-free contact. 

The Premium version adds, in particular, a display on the cabinet and the web-based monitoring platform CEMO cockpit. 

Both versions are available in 230 V or 400 V. The 230 V version is connected via a Schuko plug, whilst the 400 V version has a CEE 16 A connection.

Scope of delivery

  • Choice of 230 V or 400 V power supply
  • Feet
  • 4 double-leaf doors
  • T-handle with 2-point locking mechanism
  • 6 shelves made of powder-coated steel
  • 8 storage levels
  • 4 × 9-socket power strips with a total of 36 sockets
  • Mechanical ventilation
  • Door contact switch
  • Mains-powered smoke detector
  • Temperature sensor
  • Visual and audible warning signal
  • Dry contact
  • LockEX 2.0 pressure relief system
  • CEMO CONTROL

Also included with the Premium version:

  • Display on the cabinet
  • CEMO cockpit
  • Live monitoring
  • Wi-Fi

Technical specifications

  • Installation location: Indoors
  • Material: Non-combustible building material
  • Finish: HPL
  • Operating voltage: Choice of 230 V or 400 V
  • Max. electrical power at 230 V: 3,500 W / 16 A
  • Max. electrical power at 400 V: 2 × 3,500 W / 16 A
  • Frequency: 50/60 Hz
  • 230 V plug: Schuko
  • 400 V plug: CEE 16 A
  • Number of sockets: 4 × 9
  • Technical ventilation
  • Door contact switch
  • Number of doors: 4
  • Door design: Double-leaf doors
  • Door fastening: T-handle with 2-point locking mechanism
  • Number of shelves: 6
  • Shelf material: Steel, powder-coated
  • Number of storage levels: 8
  • Load capacity per storage level: 30 kg
  • Total permissible energy: 12,000 Wh
  • Permissible energy per storage level: 1,500 Wh
  • Charging function
  • Smoke detector: Mains-powered
  • Temperature detection: Temperature sensor
  • Warning signal: Visual and audible
  • Dry contact
  • Locking system: LockEX 2.0
  • Stackable: No
  • Wheelchair-accessible: Yes
  • Door colour: Orange
  • Cabinet colour: Grey
  • CEMO CONTROL
  • CEMO cockpit from Premium upwards

CEMO CONTROL & CEMO cockpit

With CEMO CONTROL, the charging cabinets feature monitoring and smart networking functions. Safety-related functions can be monitored and operational data recorded centrally.

The Premium version also features the web-based monitoring platform CEMO cockpit. This enables live monitoring of the charging cabinet as well as centralised monitoring and management. In addition to the system status, temperature trends and energy consumption, amongst other things, can be monitored and events documented.

The Premium version also features a display on the cabinet and Wi-Fi.

Safety and protection functions

The integrated fire detection system provides a visual and audible warning should smoke be detected. It comprises an electrically powered smoke detector and a temperature sensor. A potential-free contact is also included in both versions. 

The LockEX 2.0 pressure relief system is a standard feature of both versions and serves to relieve pressure in the event of a corresponding rise in pressure inside the cabinet. The fire-retardant partition levels are designed to limit the spread of a fire between individual battery modules.

The division of the cabinet into two sections that can be opened independently of one another enables spatial separation within the cabinet. In addition, the charging cabinets are fitted with a mechanical ventilation system and a door contact switch.

The premium version supplements the monitoring system with a display and the CEMO cockpit.

Areas of application

The CEMO 8/20 LockEX 2.0 charging cabinets are designed for the storage and simultaneous charging of lithium-ion batteries in commercial and industrial indoor environments.

Typical areas of application include:

  • Industrial and manufacturing facilities
  • Workshops and service areas
  • Trades businesses
  • Warehouse and logistics areas
  • Research and development
  • Charging and storing tool batteries
  • Tool and machine batteries

With eight storage levels and a total of 36 slots, the 8/20 model is particularly suitable for applications where a large number of batteries need to be stored and charged simultaneously. The two compartments, which can be opened independently of one another, allow for further organisation of the cabinet’s interior.

The choice between 230 V and 400 V allows the charging infrastructure to be adapted to the required electrical power. With CEMO CONTROL, additional monitoring and networking functions are available for both versions. The Premium version extends these functions to include CEMO cockpit and a display on the cabinet.

Approvals / Standards

Tested and certified in accordance with:

  • Certified in accordance with VDMA Standard Sheet 24994:2024-08

Notes on use

The CEMO 8/20 LockEX 2.0 variants are designed as storage and charging cabinets for lithium-ion batteries and are intended for indoor installation. The integrated charging infrastructure provides a total of 36 slots across eight storage levels.

Specific use and installation should be carried out as part of the workplace risk assessment and in accordance with the relevant fire safety plan.

Conclusion

The CEMO 8/20 LockEX 2.0 charging cabinets offer a fire- and explosion-resistant solution for the indoor storage and charging of a large number of lithium-ion batteries. Eight storage levels, six shelves, a total of 36 slots, mechanical ventilation, temperature monitoring and the LockEX 2.0 pressure relief system are the key features.

With the two equipment levels, Basic and Premium, the scope of the monitoring functions can be adapted to different operational requirements. The additional choice between 230 V and 400 V allows the charging infrastructure to be configured according to the required electrical power. CEMO CONTROL supplements both variants with monitoring and smart networking functions; the Premium variant also includes the web-based monitoring platform CEMO cockpit.

Cabinet power supply: 230 V / AC, 400 V / AC
Cabinet type: Freestanding cabinet
Charging function: Yes
Integrated power strips: 4 power strips with each 9 sockets, each rated at 230 V
Max. energy density (kWh): 12
Max. energy density per charging level (kWh): 1.5
Place of deployment: Indoor area
Shelves: 6
Stacking feet / rolls: With stacking feet
Version: Basic, Premium

Downloads

FAQ

Standard security cabinets are designed for indoor use, so they cannot be used outdoors.
The fire protection panels installed in the cabinets contain gypsum, which contains a lot of water, which expands when frozen. This deforms the panels. It can no longer be guaranteed that such a cabinet is still sealed or can withstand an explosion.

If you already have a suitable room that is structurally fire-resistant, then you do not necessarily need a safety cabinet to contain the fire.

However, please do not forget that the damage caused by a battery fire involves immense and also toxic contamination, the disposal of which can quickly lead to high costs.

In addition, you may not be able to continue working as usual until the damage has been finally repaired - depending on the location of the damage.

Standard security cabinets are designed for indoor use, so they cannot be used outdoors.
The fire protection panels installed in the cabinets contain gypsum, which contains a lot of water, which expands when frozen. This deforms the panels. It can no longer be guaranteed that such a cabinet is still sealed or can withstand an explosion.

If you already have a suitable room that is structurally fire-resistant, then you do not necessarily need a safety cabinet to contain the fire.

However, please do not forget that the damage caused by a battery fire involves immense and also toxic contamination, the disposal of which can quickly lead to high costs.

In addition, you may not be able to continue working as usual until the damage has been finally repaired - depending on the location of the damage.

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Aerosol extinguisher for lithium battery cabinet, including magnet.Suitable for initial rapid fire suppression and flame suppression; automatic pyrotechnic activation; no maintenance required.(Installation must be performed by the customer)External dimensions (L x W x H): 165 x 32 x 32 mm Weight: 0.31 kg.

Regular price: €370.00
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Networkable smoke alarm (acoustic) in a set of 2. The smoke alarm is included as standard in "Storage" and "Shop Basics".

Regular price: €120.00
CEMO stacking foot set for storage and charging cabinets

Stacking feet set for CEMO storage and charging cabinets. The set consists of 4 metal feet, making the cabinets rollable and stackable in 3 layers. This increases the height by 10 cm. The set comes complete with screws and metal plates to prevent sideways slipping. The set is highly recommended as it greatly improves the handling of the storage and charging cabinets.

Regular price: €85.00
CEMO shelf for storage and charging cabinet 8/5 and 8/10
for floor level or as an intermediate level

Shelf (for base level or as intermediate level)* Dimensions cm (W x D x H): 67 x 40 x 3.5, * Dividers for shelves available on request Ideal for making full use of space and increasing storage area for small-cell lithium batteries

Regular price: €145.00
CEMO fire-resistant cable gland for charging cabinets

Additional, fireproof cable entry with a fire resistance of 60 minutes for CEMO storage and charging cabinets. Ideal, for example, for connection to the in-house fire alarm system.

Regular price: €90.00
Flyer LockEX 2.0 DE
pdf
728kb
20.10.2026
Flyer LockEX 2.0 EN
pdf
694kb
20.10.2026
Flyer CEMO Control + Cockpit DE
pdf
468kb
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Flyer CEMO Control + Cockpit EN
pdf
452kb
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