A single-door mechanism that

The Ubiquiti Door Hub UA-Hub-Door provides entry and exit control for one door through connected Access Readers. It serves as the access-control hub for a single-door setup.

The unit has five Ethernet networking interfaces, including a PoE++ input and four PoE+ outputs. The listed maximum aggregated PoE output is 45 W. UniFi Access manages the system, which supports up to 6,000 users.

Its polycarbonate enclosure and mounting material are designed for DIN-rail installation. The hub is specified for indoor use only.