13/07/2026
Choosing the wrong lock type for a fire door isn't just a wiring problem. It's a compliance issue that can have serious consequences.
Fail-safe locks release when power is lost, which is required on fire escape routes. Fail-secure locks stay locked during a power cut, suited to server rooms or secure storage. Mixing these up on a regulated door is one of the most costly mistakes on an access control job.
It's the kind of detail that's easy to overlook when quoting quickly, but it matters every time.
If you want a clear breakdown of access control components before your next job, the full guide is worth a read.
More details here:
https://cucctv.co.uk/access-control-components-explained/