Capacitively shielded housing, in particular capacitively shielded component housing for a mobile communications antenna device, having the following features: - comprising an electrically conductive component and/or reflector housing, - the component and/or reflector housing comprises an opening region that is shielded from HF radiation by means of a shielding covering or a shielding plate, - the component and/or reflector housing comprises at least two contact or anchoring housing portions, - in the shielded state, the shielding covering or the shielding plate is inserted in an opening region of the component and/or reflector housing such that the contact or anchoring cover portions on the shielding covering or on the shielding plate extend in parallel with the contact or anchoring housing portions on the component and/or reflector housing, and - the planar contact or anchoring housing portions and the planar contact or anchoring cover portions are oriented parallel to or obliquely to an insertion or mounting direction and/or to a central axis that extends through the component and/or reflector housing, specifically at an angle α in accordance with the following condition: 0 ° ≤ α< 90 ° characterised by the following further features: - the contact or anchoring cover portions of the shielding covering or of the shielding plate are arranged so as to be directly adjacent to and in a parallel position with respect to the contact or anchoring housing portions on the component and/or reflector housing, with the interposition of an insulation layer, - the shielding covering or the shielding plate is capacitively coupled to the component and/or reflector housing, - the shielding covering or the shielding plate is carried and retained by supporting or retaining elements that are anchored in the manner of spacers on the component or reflector housing and comprise projections or pins spaced apart therefrom, which projections or pins are inserted in an associated hole in the shielding covering or in the shielding plate or penetrate holes. - comprising an electrically conductive component and/or reflector housing, - the component and/or reflector housing comprises an opening region that is shielded from HF radiation by means of a shielding covering or a shielding plate, - the component and/or reflector housing comprises at least two contact or anchoring housing portions, - in the shielded state, the shielding covering or the shielding plate is inserted in an opening region of the component and/or reflector housing such that the contact or anchoring cover portions on the shielding covering or on the shielding plate extend in parallel with the contact or anchoring housing portions on the component and/or reflector housing, and - the planar contact or anchoring housing portions and the planar contact or anchoring cover portions are oriented parallel to or obliquely to an insertion or mounting direction and/or to a central axis that extends through the component and/or reflector housing, specifically at an angle α in accordance with the following condition: 0 ° ≤ α< 90 ° - the contact or anchoring cover portions of the shielding covering or of the shielding plate are arranged so as to be directly adjacent to and in a parallel position with respect to the contact or anchoring housing portions on the component and/or reflector housing, with the interposition of an insulation layer, - the shielding covering or the shielding plate is capacitively coupled to the component and/or reflector housing, - the shielding covering or the shielding plate is carried and retained by supporting or retaining elements that are anchored in the manner of spacers on the component or reflector housing and comprise projections or pins spaced apart therefrom, which projections or pins are inserted in an associated hole in the shielding covering or in the shielding plate or penetrate holes.