Line connector for media lines

A ready-made media line, comprising a media line with a heating conductor arranged on the circumference and a heatable line connector fastened at least to one end of the media line;

• the line connector consisting of a connector piece with at least one junction portion for junction connection to the media line and with a transitional portion contiguous to the junction portion and having a flow duct, comprising in that, at least in the region of the transitional portion, electrical heating means for the media line are provided in an arrangement at least partially surrounding the flow duct, wherein the connector piece together with the heating means is surrounded by an outer cladding, at least one of the junction portions being designed as a hollow-cylindrical receptacle for directly plugging in the end of the media line, the media line being capable of being fastened in a materially integral manner, whereby the junction portion includes, at least in regions, a material transparent to laser beams in such a way that the media line can be fastened by means of laser beam welding.