A data connection assembly for providing a transmission of communication data through a wall of a housing of a device, the data connection assembly comprising: - a first connector component comprising a first antenna arrangement, a data input and a converter circuitry, the converter circuitry of the first connector component being configured to receive the communication data via the data input, to generate a radio frequency signal comprising the received communication data, and to output the radio frequency signal via the first antenna arrangement, - a second connector component comprising a second antenna arrangement, a data output and a converter circuitry, the converter circuitry of the second connector component being configured to receive via the second antenna arrangement the radio frequency signal sent from the first antenna arrangement, to extract the communication data from the received radio frequency signal, and to output the communication data via the data output, - a dielectric part comprising a dielectric material, characterized by the dielectric part being arranged in an opening of the wall of the housing, the opening extending from a first side of the wall to an opposite second side of the wall, - a first connecting element provided on the first side of the wall configured to mount the first connector component at the first side of the wall, and - a second connecting element provided on the second side of the wall configured to mount the second connector component at the second side of the wall, wherein the dielectric part is mounted within the opening via fusion welding or the opening comprises an internal thread and the dielectric part comprises a matching external thread. - a first connector component comprising a first antenna arrangement, a data input and a converter circuitry, the converter circuitry of the first connector component being configured to receive the communication data via the data input, to generate a radio frequency signal comprising the received communication data, and to output the radio frequency signal via the first antenna arrangement, - a second connector component comprising a second antenna arrangement, a data output and a converter circuitry, the converter circuitry of the second connector component being configured to receive via the second antenna arrangement the radio frequency signal sent from the first antenna arrangement, to extract the communication data from the received radio frequency signal, and to output the communication data via the data output, - a dielectric part comprising a dielectric material, characterized by the dielectric part being arranged in an opening of the wall of the housing, the opening extending from a first side of the wall to an opposite second side of the wall, - a first connecting element provided on the first side of the wall configured to mount the first connector component at the first side of the wall, and - a second connecting element provided on the second side of the wall configured to mount the second connector component at the second side of the wall, wherein the dielectric part is mounted within the opening via fusion welding or the opening comprises an internal thread and the dielectric part comprises a matching external thread.