Connecting device of a light source has a power supply device

An electrical connecting device of at least one light source to a power supply device. The device finds utility in particular in a light device for a motor vehicle and allows placement of light sources at a distance from the connecting element, which can in turn be placed at a distance from a power supply device for light sources . The connection device allows great freedom of placement of the light sources relative to the device, since it bears little shadow on the light sources while providing good dissipation of the heat it produces.