Smart cabinet lock | NFC unlocking | Φ51.48x48.5mm | black
Code: ES-KR-NFC-CL5126Price 49.46 € VAT incl.( 40.88 € VAT excl. )Buy more, pay less10+ pcs. – 37.15 € for pcs. -24%Want another price? Suggest yours!Smart battery-free NFC cabinet lock – a compact solution for mailboxes, drawers, cabinets and other doors up to 16 mm thick. The lock is unlocked using an NFC-enabled smartphone, which transmits not only access authorization but also the energy required for operation via NFC, so the lock has no internal battery and does not need charging. The unlocking distance is <1 cm, response time is approximately 2–4 s, and access permissions and usage history can be managed through the app.
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Smart NFC Cabinet Lock without Battery | phone as key and power source | for doors ≤16 mm | black
Passive smart NFC cabinet lock without an internal battery, designed for mailboxes, office drawers, school and gym lockers, storage cabinets and other similar locking applications. Unlocking is performed using an NFC-enabled smartphone, which transmits both access authorization and the energy required for operation to the lock via NFC.
Main ideaThere is no battery inside the lock, so there is no need to charge it or replace a power cell. During unlocking, the phone is brought within less than 1 cm of the NFC zone, and the lock receives power and verifies the user's access permission via NFC.
Unlocking
NFC by smartphoneInternal battery
NoneDoor thickness
Up to 16 mmUnlocking time
Approx. 2–4 sOperating principle
The lock operates on a passive principle and has no internal battery. The user brings an NFC-enabled smartphone close to the NFC zone located on the front of the lock.
Through the NFC connection, the phone transmits the energy required for unlocking and the authorization information to the lock. Once access permission is confirmed, the lock is unlocked.
The phone becomes both the key and the power sourceThere is no battery inside the lock and no separate power supply is required. During unlocking, energy is transferred from an NFC-enabled smartphone, so the lock does not need to be charged or periodically maintained for power.
NFC unlocking
For unlocking, the phone is held less than 1 cm from the lock's NFC zone. Unlocking response time is approximately 2–4 seconds.
Access rights management
- The administrator can grant a user permission to use the lock.
- User access rights can be managed.
- An access period can be set.
- An authorized user can unlock the lock using their NFC-enabled smartphone.
Unlocking records
The application allows viewing lock and unlock records as well as the lock's usage status.
Technical specifications
Product type Passive smart NFC cabinet lock Colour Black Unlocking method NFC-enabled mobile phone Power supply method NFC reverse power supply from smartphone Internal battery None Charging Not required Material ABS + 20 % PC Dimensions Φ51.48 × 48.5 mm Suitable door thickness ≤16 mm Unlocking distance <1 cm Unlocking response time Approx. 2–4 s Operating temperature −25 °C to +65 °C Relative humidity 10–90 % RH Main dimensions
Front section diameter Φ51.48 mm Overall length 48.5 mm Rear threaded section length 22.4 mm Front section length 26.1 mm Thread M19 No battery and no charging
- There is no battery inside the lock.
- No charging is required.
- No battery replacement is required.
- No separate power cable is required.
- The lock is powered by the smartphone during NFC unlocking.
NFC – Near Field Communication
NFC is a Near Field Communication technology. During unlocking, the phone is held very close to the lock, at a distance of less than 1 cm. Both energy and authorization information are transmitted through this connection.
Main functions
- NFC unlocking by smartphone.
- NFC reverse power supply from smartphone.
- No battery inside the lock.
- No charging required.
- No periodic battery maintenance required.
- Access rights management.
- User authorization.
- Access period setting.
- Viewing lock and unlock records.
- Suitable for doors up to 16 mm thick.
- Unlocking distance less than 1 cm.
- Unlocking response time approx. 2–4 s.
Where is it used?
- Mailboxes.
- Office drawers.
- Office cabinets.
- School lockers.
- Gym lockers.
- Storage cabinets.
- Other doors up to 16 mm thick.
Use by application
For cabinets and drawers
The compact cylindrical design is intended for doors and drawers up to 16 mm thick.When batteries are not desired
There is no battery inside the lock, so there is no need to plan battery replacement or charging.For controlled access
The administrator can authorize users and set their access period.Advantages
- No internal battery.
- No charging required.
- No battery replacement required.
- NFC unlocking by smartphone.
- The smartphone transmits both energy and authorization.
- Access rights management.
- Access period can be set.
- Unlocking records can be viewed.
- Compact dimensions.
- Operating temperature −25...+65 °C.
Limitations
- An NFC-enabled smartphone is required for unlocking.
- The phone must be held less than 1 cm from the lock.
- Unlocking response time is approximately 2–4 s.
- Suitable for doors up to 16 mm thick.
- A compatible application is required for NFC unlocking.
Usage and installation notes
- Before installation, check the door thickness – it must not exceed 16 mm.
- Use an NFC-enabled smartphone for NFC unlocking.
- During unlocking, hold the phone less than 1 cm from the NFC zone.
- Access rights must be granted in the application.
- The lock does not need to be charged and contains no battery.
Quick selection guide
NFC | battery-free | no charging | ≤16 mm doors | <1 cm | 2–4 s | Φ51.48 mmSuitable when you need: a compact smart cabinet or drawer lock without a battery, controlled using an NFC-enabled smartphone.Check before purchasing: door thickness, mounting hole location, lock dimensions and whether the smartphone used supports NFC.Important reminder: there is no battery inside the lock. During unlocking, the NFC-enabled smartphone supplies the lock with the energy required for operation.FAQ
1. Does the lock contain a battery?
No. It is a passive NFC lock without an internal battery.2. Does the lock need to be charged?
No. The lock does not require charging.3. How does the lock receive power?
During unlocking, energy is transferred from an NFC-enabled smartphone through the NFC connection.4. How is the lock unlocked?
Using an NFC-enabled mobile phone.5. How close should the phone be held?
Less than 1 cm from the lock's NFC zone.6. How long does unlocking take?
Approximately 2–4 seconds.7. What door thickness is the lock suitable for?
For doors up to 16 mm thick.8. Can access be granted to another user?
Yes. The administrator can grant a user permission to use the NFC lock.9. Can access time be limited?
Yes. Access rights can be set for a specific period.10. Can unlocking history be viewed?
Yes. Unlocking and locking records can be viewed in the application.Smart NFC Cabinet Lock | battery-free | for doors ≤16 mm
Passive smart cabinet lock without an internal battery, unlocked using an NFC-enabled smartphone. Through NFC, the phone transmits both energy and access authorization to the lock. Suitable for doors up to 16 mm thick, with an unlocking distance of less than 1 cm and a response time of approximately 2–4 seconds.
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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