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CEMO 8/5 LockEX 2.0 charging cabinet Safety charging cabinet for lithium-ion batteries

Technical data

Cabinet power supply: 230 V / AC
Cabinet type: Freestanding cabinet, Under-counter cabinet
Charging function: Yes
Integrated power strips: 1 power strip with 9 sockets, each rated at 230 V
Number of doors: 2-leaf hinged
Number of shelves: 1
Place of deployment: Indoor area
Refractory: Yes
Stacking feet / rolls: Without stacking feet, With stacking feet

Product information „CEMO 8/5 LockEX 2.0 charging cabinet“

Brief overview

The CEMO 8/5 LockEX 2.0 charging cabinets are compact safety cabinets designed for the stationary charging of lithium-ion batteries indoors. They are particularly suitable for workshops, industrial, service and storage areas where batteries need to be housed in a protected and physically segregated manner during storage and charging.

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, Premium and Premium Plus models are available. All three variants feature a 230 V charging infrastructure with 9 sockets and are designed for a permissible total energy capacity of 3 kWh.

Comparison of variants 

CEMO 8/5 Basic

CEMO 8/5 Premium

CEMO 8/5 Premium Plus

External dimensions excluding feet (W × D × H)

780 × 580 × 500 mm

810 × 660 × 520 mm

880 × 660 × 520

Warning system

Acoustic, battery-operated

Audible, mains-powered

Connection option via potential-free contact

(Accessories: audible + visual)

Audible, mains-powered

Connection via a potential-free contact

Remote alarm via mobile phone

(Accessories: audible + visual)

Stackable

Yes (up to 3 units)

Yes (up to 3 units)

Yes (up to 3 units)

The Basic version provides the basic equipment for safe storage and loading. Premium supplements the system, in particular, with an electrically powered smoke detector and a potential-free contact for integration into an existing security infrastructure. Premium Plus further extends the monitoring capabilities to include a temperature sensor, a display and options for alarm forwarding.

All three variants are also available either without feet or with stacking feet. The versions with stacking feet are wheelchair-accessible; the height and individual external dimensions vary accordingly.

Scope of delivery

Depending on the version selected, the package includes:

  • CEMO 8/5 LockEX 2.0 charging cabinet in the Basic, Premium or Premium Plus variant
  • Optionally available without feet or with stacking feet
  • Double-leaf door
  • T-handle with 2-point locking mechanism
  • 1 shelf
  • 2 storage levels
  • 9-socket power strip, 230 V
  • Mechanical ventilation
  • Door contact switch
  • Smoke detector
  • Temperature monitoring
  • LockEX 2.0 pressure relief system

Also included with the Premium version:

  • Mains-powered smoke detector
  • Dry contact

Also included with Premium Plus:

  • Mains-powered smoke detector
  • Temperature sensor
  • Display
  • Dry contact
  • Alarm relay

Technical specifications

  • Power source: Lithium-ion batteries
  • Installation location: Indoors
  • Material: Non-combustible building material with HPL coating
  • Operating voltage: 230 V
  • Max. electrical power: 3,500 W / 16 A
  • Number of sockets: 9
  • Mechanical ventilation: Yes
  • Door contact switch: Yes
  • Number of doors: 2
  • Door design: Double-leaf door
  • Door fastening: T-handle with 2-point locking mechanism
  • Number of shelves: 1
  • Shelf material: Steel, powder-coated
  • Number of storage levels: 2
  • Load capacity per storage level: 30 kg
  • Total permissible energy: 3.02 kWh
  • Permissible energy per storage level: 1.51 kWh
  • Charging function: Yes
  • Warning signal: Audible
  • Locking system: LockEX 2.0
  • Stackability: Up to 3 high 
  • Door colour: Orange
  • Body colour: Grey

Safety and protection features

The integrated fire detection system provides an audible warning should a fire be detected. Whilst the Basic version uses battery-powered smoke detectors, the Premium and Premium Plus versions feature mains-powered smoke detectors. Temperature monitoring is carried out via a thermal fuse in the Basic and Premium versions, and via a temperature sensor in the Premium Plus version.

The LockEX 2.0 locking system is designed to provide controlled pressure relief in the event of an explosive pressure build-up inside the cabinet. The spring mechanism allows the doors to open in a controlled manner to relieve pressure and then reclose automatically.

The fire propagation-preventing compartmentalisation levels help to limit the spread of fire between individual batteries or battery modules. In addition, the charging cabinets are fitted with mechanical ventilation and a door contact switch. When the door is open, the power supply is interrupted; the circuit is also switched off in the event of a critical build-up of heat.

The Premium version offers the option of connecting to an external safety or fire alarm system via a potential-free contact. The Premium Plus version adds extended temperature monitoring, a display and alarm forwarding. According to the manufacturer, this variant is designed to communicate via Wi-Fi or SMS.

Areas of application

The CEMO 8/5 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 three equipment levels available, the charging cabinet can be selected to suit operational requirements. The ‘Basic’ model is suitable for applications requiring basic monitoring, whilst the ‘Premium’ and ‘Premium Plus’ models offer additional options for integration into operational safety and alarm systems.

Approvals / Standards

The CEMO 8/5 LockEX 2.0 charging cabinets have been tested and certified in accordance with VDMA Standard Sheet 24994:2024-08. The models also carry TÜV NORD certificate 44 780 23136701. The Premium Plus variant is certified in accordance with VDMA

Tested and inspected in accordance with:

  • Basic and Premium tested and inspected in accordance with VDMA Standard Sheet 24994:2024-08 – Premium Plus VDMA certified
  • Fire resistance test in accordance with DIN EN 1363-1
  • MPA-tested fire resistance: over 60 minutes from the inside out
  • Real-world battery fire test conducted by an independent university
  • TÜV NORD certificate 44 780 23136701

Notes on use

The CEMO 8/5 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 nine 230 V sockets with a maximum total electrical power of 3,500 W / 16 A.

The doors should remain closed during the charging process. The integrated door contact switch cuts off the power supply if the door is opened. 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 8/5 LockEX 2.0 charging cabinets offer a fire- and explosion-resistant solution for the storage and charging of lithium-ion batteries indoors. With the three equipment levels – Basic, Premium and Premium Plus – the scope of the monitoring and alarm functions can be adapted to different operational requirements. The combination of charging infrastructure, fire detection, mechanical ventilation, pressure relief and propagation-preventing storage levels supports the integration of battery charging into existing operational and fire safety concepts.

Cabinet power supply: 230 V / AC
Cabinet type: Freestanding cabinet, Under-counter cabinet
Charging function: Yes
Integrated power strips: 1 power strip with 9 sockets, each rated at 230 V
Number of doors: 2-leaf hinged
Number of shelves: 1
Place of deployment: Indoor area
Refractory: Yes
Stacking feet / rolls: Without stacking feet, With stacking feet

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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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Accessories

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 wireless heat and smoke detector, 2-piece set, battery powered, networkable, including 2 magnetic plates
battery-operated, networkable, incl. 2 magnetic plates

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 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 shelf unit, for up to 2 cabinets, including wall mounting (only in combination with stacking feet)
only in conjunction with stacking feet

The shelf levels can be easily adjusted to the perfect working height and the cabinets can be easily inserted using a high-lift truck or forklift. The shelf comes with mounting materials for wall mounting.

Regular price: €635.00
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
CEMO Aerosol Extinguisher
Fire-extinguishing capacity for 0.25 cbm

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
CEMO rolling cart, load capacity 240 kg, for up to 2 cabinets

Perfect for evacuating in the event of an accident and for easy repositioning. Two of the four swivel castors have an integrated foot brake.

Regular price: €360.00