Features: The interlock Airlocks access control module ensures secure interlocking between two doors, preventing simultaneous opening and enhancing entryway security for sensitive areas like banks and prisons. Featuring a reliable linkage mechanism, this module supports various access control devices such as electromagnetic and motor locks, offering solution for different security needs. Ideal for security system integrators, property management companies, and individual users seeking efficient and safe door access control solution. Perfect for commercial buildings, factories, schools, and residential complexes, this module provide double door interlock management to enhances safety in critical zones. With its high performances circuit design and LED status indicators, the module offers stable operation and easy maintenance, making it a valuable addition to any access control system. Specifications: Texture: Plastic Size: Approx. 2.71x2.36inch(6.9x6cm) Package Includes: 1x Double Door Interlocking Relays Module note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.