Heating body (2) of an electric radiator (1) comprising a plurality of heating elements (4) having a first longitudinal end (6) and an opposite, second longitudinal end (8), the heating body (2) comprising a first connection device (14) connected to at least one connection member (10) extending to the first longitudinal end (6) of the at least one of the heating elements (4) and a second connection device (16) connected to at least one connection member (10) extending to the second longitudinal end (8) of the at least one of the heating elements (4), characterized in that an electrical connection member (18), electrically connecting the first connection device to the second connection device, is disposed in a connection tube (20) which extends parallel to the at least one of the heating elements.

A PTC heater device includes a housing unit, a PTC unit fastened to the housing unit including a plurality of PTC rods and a heat exchanger portion, and a ground terminal to which some parts of the plurality of PTC rods are fastened. At least one of the plurality of PTC rods has a structure that is separated.