These LOKJAC locking couplers enable cables to be easily extended and sockets to be temporarily relocated. The locking/blocking facility prevents unauthorised use of the connection and avoids unintended disconnection where vibration or interference is a concern.
![LOKJAC Category 6 tool-less locking keystone-SLJbk-SLJwh](https://tuk.co.uk/wp-content/uploads/2021/06/LOKJAC-Category-6-tool-less-locking-keystone-SLJbk-SLJwh-300x300.jpg)