A terminal device includes: a housing having at least one contact cavity; a contact part which is arranged in the at least one contact cavity and into which at least one electrical line can be plugged in order to make electrical contact with the contact part; and at least one busbar which is arranged on the housing, is electrically connected to the contact part, and a busbar portion of which extends along a height line. An end portion adjoins the busbar portion, which end portion extends in an oblique direction at an oblique angle to the height line and can be moved along the height line relative to the contact part.