The present invention relates to a displacement drive (1) comprising an electric motor (2), an output shaft (3), a printed circuit board (4) and a connection interface (5), the electric motor (2) making contact with the printed circuit board (4) and being designed to drive the output shaft (3), and the connection interface (5) comprising a direct plug connection with contact making pads (38) directly on the printed circuit board (4), and the contact making pads being designed to make direct contact with spring contacts of a plug.