KOPOS keeps on making progress with the cable trays. Especially system Jupiter has been permanently innovated. For example new trays KZ 110X200X1,5_S6 and KZ 110X300X1,5_S6 bring new possibility to do installation in stores or different industry buildings. Thickness of metal sheet 1,5 mm ensures stability for cables. KDS couplings serve for connecting these special trunkings. They are designed specially for this task.