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.