The UNI-KA operating unit comprises: Built-in vertical aluminium tube structure (65x50) that can be fitted to the lock side and with adjustable height. Reversible mechanism which releases the door leak for manual opening in the event of a power failure. Electronic anti-trap sensors. When it makes contact with the door leaf, the mechanism reverses the direction of travel. In-built circuitry that allow for self-learning, thereby memorising automatically all the installation parameters to manage door opening and closing correctly. Drive system via radars, push-buttons, keyboards, band readers, radio transmitters and receivers, etc.