Abstract: The invention relates to an electronic assembly (1) comprising a printed circuit board (4), an electronic module (2) fixed on a first side (5) of the printed circuit board (4), a casing (3) having a thermally conductive wall (9), fastening means (18) configured to keep the printed circuit board (4) at a distance from the thermally conductive wall (9) inside the casing (3), a housing (7) extending from an inner side (19) of the thermally conductive wall (9), and a cooling module (8) placed in the housing (7) so as to be thermally coupled to both the thermally conductive wall (9) and the electronic module (2), the housing (7) being configured to restrain the movements of the cooling module (8) in any direction parallel to the thermally conductive wall (9).