The invention relates to a door drive for driving a rotating sash in a door arrangement, said door arrangement being designed in such a way as to be mounted on a receiving body such as a lintel, a wall or the like. The door drive comprises a connection module (1) for connecting at least one connection line (2). According to the invention, the connection module (1) comprises at least one opening in the direction (3) of the receiving body and in at least one lateral direction (4), through which the connection line (2) can be selectively supplied to the connection module (1).
