It works perfectly, and even sometimes drive dissipates heat does not warm significantly.
So it is a transformer (the only) I have found that works properly.
Manufacturing is perfect quality.
Note 1: I just install it on a new replacement lamp 12V halogen lamps (160W max) with an electronic transformer that well documented (English vendor) as "dimmable" was not
Note 2: This transformer should IMHO be able to power diodes for high power lighting so I plan to make the controls and the test, if anyone can confirm or deny, thank you in advance, otherwise I will make the controls and testing and will keep abreast here.