Patent-family-91227832

A pump unit (2) includes a first housing with at least a first electrical plug connector (12) on the outside of the first housing and a separate connector housing (16) connected to the first housing and including at least a first mating plug connector. The mating plug connector is engaged with the first electrical plug connector (12). An electrical connection terminal (42) is provided in the interior of the separate connector housing (16), which electrical connection terminal (42) is connected to the first mating plug connector and is configured for connection to one electrical cable or a plurality of electrical cables.