A telescopic lifting column (1) preferably for furniture, such as height adjustable tables and beds, and comprising at least two mutually telescopic members (2,3,4) and an electric drive unit (5, 10;41,42) for adjusting the telescopic members. The lifting column comprises a telescopic cable guiding device (22;45, 58, 80, 103) for guiding at least one electric cable (29), where the telescopic cable guiding device extends between or in all essentials between the lower and upper end of the lifting column and is connected thereto so that the telescopic cable guiding device collaborates in the telescopic adjustment of the lifting column. Thus the cables may be guided in a protected manner.

A system includes a body having a front end and a back end, a channel within the body that is configured to hold at least a portion of a service unit, a guiderail extending along a portion of the channel and configured to couple with a pushrod, and an adapter configured to couple with a portion of the service unit and a portion of the body. The channel also includes a front opening positioned proximate to the front end of the body, wherein the front opening is configured to allow at least a portion of the service unit, or at least a portion of a connector, to pass through the front opening, and a back opening positioned proximate to the back end of the body, wherein the back opening is configured to allow at least a portion of the pushrod to pass through the back opening.