Electric motor comprising a stator, a rotor which runs therein and a plug element which is fastened to the stator at the stator end and has electrical contacts, which project substantially radially outwards, for receiving at least one plug which can be plug-connected in the radial direction, wherein the electric motor comprises a first housing part which is substantially in the form of a cylindrical pot and surrounds the stator, and comprises a second housing part which can be fastened to the first housing part, wherein the first housing part has a protrusion which projects from the cylindrical casing surface in the radial direction and which extends over substantially the entire axial length in the axial direction and in which a recess which is open in the radial direction and through which contact can be made with the plug element after mounting of the first housing part is provided, characterized in that, in the second housing part, at least one plug is fixed in a positionally stable manner by a latching connection, and wherein, when the second housing part is fastened in a latching manner to the first housing part, the at least one plug makes releasable contact with the plug element and the second housing part covers the radially open recess after electrical contact is made, wherein, for the purpose of fastening in a latching manner, a. latching lugs which extend at least over a subregion of the first housing part in the axial direction are provided on both sides of the protrusion, and/or b. at least one latching lug or one latching recess is provided on the protrusion at the end face of the motor, and/or c. nubs or at least one projection which engage into at least one corresponding recess during mounting are arranged on a projecting housing wall region of the second housing part which covers a wall region of the first housing part during mounting, or on the pot bottom face of the cylindrical first housing part, and/or d. a slide element is provided on one of the housing parts and a receiving means for the slide element is provided on the other housing part, wherein the slide element can slide forwards and backwards in a rail element in which a projection is provided as a latching element onto which, during fastening, the slide element can be pushed and latched by way of a recess which is provided therein. a. latching lugs which extend at least over a subregion of the first housing part in the axial direction are provided on both sides of the protrusion, and/or b. at least one latching lug or one latching recess is provided on the protrusion at the end face of the motor, and/or c. nubs or at least one projection which engage into at least one corresponding recess during mounting are arranged on a projecting housing wall region of the second housing part which covers a wall region of the first housing part during mounting, or on the pot bottom face of the cylindrical first housing part, and/or d. a slide element is provided on one of the housing parts and a receiving means for the slide element is provided on the other housing part, wherein the slide element can slide forwards and backwards in a rail element in which a projection is provided as a latching element onto which, during fastening, the slide element can be pushed and latched by way of a recess which is provided therein.