Smart padlock for metal cabinets | battery-free | keyless | AES256 | 90x50x22mm | IP66 | zinc alloy
Code: ES-KR-M19-PL50A smart battery-free lock designed for modern facilities where reliable, centralized, and maintenance-free locking is required. Unlike conventional locks, this system operates without an internal battery – energy is transmitted via an electronic key, eliminating the need for maintenance, replacement, or risks related to battery depletion. Such solutions are widely used in industry, server rooms, energy facilities, and infrastructure where reliability and control are essential.
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Technical Specifications
Type: Smart padlock
Manufacturer: KENRONE
Material: Zinc alloy
Surface: Nickel-plated (corrosion-resistant)
Color: Silver
Dimensions: 90 x 50 x 22 mm
Security class: C
Encryption: AES256
Electronic cylinder: protection against overvoltage and overload
Protection: IP66 – dustproof and water-resistant
Temperature: -25°C to +60°C
Humidity: up to 95%
Unlocking: electronic key (sold separately), one key can control multiple locks
Key pairing: up to ~10 keysFunctions
Battery-free technology - operates without a battery – energy is transferred via the electronic key, therefore no maintenance is required
Unlocking with electronic key - controlled by a dedicated electronic key – ensures secure and controlled access
Smart control via system (APP / software) - can be integrated into a control system – allows management of access and users
AES256 encryption - high-level data encryption used – protection against unauthorized access
One key for multiple locks - one electronic key can control multiple locks – convenient for larger facilities
Unlock history storage - lock usage events are recorded – allows tracking who and when unlocked
Environmental resistance (IP66) - protected against dust and water – suitable for outdoor and industrial use
Protection against electrical disturbances - integrated surge protection – increases durability
Easy installation and replacement - installed like a standard padlock – no complex modifications requiredUsage
For home users: Garages, storage rooms, long-lasting maintenance-free solution
For engineers/designers: Integrates into access control systems, suitable for infrastructure projects
For electricians: Easy installation, reliable solution for clients, fewer service issues in the futureAdvantages
No batteries required – no maintenance
High security level
IP66 – suitable for outdoor conditions
One key for multiple locks
Ideal for industrial use
Resistant to electrical disturbancesDisadvantages
Electronic key not included (must be purchased separately)
Works only with a compatible system
System configuration requiredDoes this lock operate without a battery?
Yes, it does not require a battery – it operates using an electronic key.Is the key included in the package?
No, this version is sold without a key – it must be purchased separately.Can it be used outdoors?
Yes, the lock is resistant to rain and dust (IP66).Where is this lock most commonly used?
In electrical cabinets, server rooms, warehouses, or outdoor equipment.Can one key unlock multiple locks?
Yes, one key can control multiple locks.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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