many benefits that battery-free technology offers for modern access control compared to traditional locks.

Walk into almost any office, gym, or data center today, and you'll find two very different kinds of locks securing the same kinds of doors. One is a technology that predates the Roman Empire. The other was invented in the last decade. On one side: the traditional mechanical lock—a brass cylinder, a set of pins, a physical key, and a design philosophy essentially unchanged since ancient Egypt. On the other: the electronic passive lock—a device with no battery, no keyway, no mo

KERONG has not merely adapted to the changing tides of technology—it has ridden every wave, from mechanical craftsmanship to electronic intelligence, to the battery-free lock technology.

battery-free technology relies on energy harvesting—the process of capturing small amounts of ambient energy from the surrounding environment and converting it into usable electrical power.

the battery-free locking solution—a breakthrough in access control that harnesses energy harvesting technology to deliver truly maintenance-free security.

KERONG's passive electronic locks offer the perfect balance of innovation, durability, and cost-efficiency.

the passive electric lock—a next-generation locking solution that is redefining security, efficiency, and sustainability across industries worldwide.

A smart passive lock is an electronic locking device that operates without an internal battery or external power wiring.

Kerong Industry Co., Ltd. has been dedicated to lock R&D and manufacturing for more than 20 years. Our battery-free locks include NFC locks and electronic passive locks.

KERONG Battery-free locking solutions are advanced access control systems that operate without internal batteries by harvesting energy from ambient sources or user interactions. By eliminating the need for batteries, these locks offer maintenance-free operation, enhanced sustainability, and reliable performance even during power outages.

Upgrading vending machine mechanical locks to electronic passive locks is a straightforward process that offers significant benefits in terms of security, convenience, and operational efficiency.

KERONG's passive locks offer a perfect blend of security and customization, making them an excellent choice for vending machine operator.

KERONG’s cutting-edge electronic passive lock solutions are designed to meet your needs.