Abstract: The invention, according to a first aspect, relates to a cover (4) of an electronic interface housing (300) of an electrical heating device for a motor vehicle, the cover (4) comprising at least one pressing member (44a, 44b) and at least one pressing element (45) which are configured to be in contact with a printed circuit board (5) when the cover (4) is fixed on the electronic interface housing (300), a free end of the at least one pressing member (44a, 44b) extending in a first transverse plane (451) and a free end (4501) of the at least one pressing element (45) extending in a second transverse plane (452), the at least one pressing member (44a, 44b) and the at least one pressing element (45) being arranged so that they project, in a direction perpendicular to a reference plane (400) of the cover (4), from an inner face of the cover (4) intended to face toward the inside of the electronic interface housing (300), characterized in that the first transverse plane (451) and the second transverse plane (452)

Abstract: The invention relates to an electronic interface housing (6) of an electrical heating device (1) for heating an airflow passing through, the electronic interface housing (6) being configured to house electronic components for controlling at least one heating element (4) fitted to the electrical heating device (1), including at least one printed circuit board (44), the electronic interface housing (6) comprising at least one rib (56, 58) in contact with the printed circuit board (44) in a contact zone (54), characterized in that the printed circuit board (44) comprises at least one water drainage opening (82) in the contact zone (54).