The invention relates to a radiator. The radiator comprises a central body (2) as well as first fins (3a) and second fins (3b), wherein the first fins (3a) and the second fins (3b) extend from the central body (2), are distributed along the axis (Z) of the central body (2) and are used for radiating heat generated by an electric component (100), and the first fins (3a) and the second fins (3b) are arranged alternately, and adjacent fins (3a, 3b) tilt with respect to a first plane (V) parallel to the axis (Z).