These names are distinguished by dimensional series of cable trays.
MARS cable trays have the traditional dimensions used on the Czech market with a side height of 50 and 100 mm and widths of 62, 125, 250 and 500 mm. The total length of the trays is 2.1 m.
The JUPITER cable trays are produced according to standard European dimensions. These trays have a side height of 35, 60, 85 or 110 mm and are available in widths of 50, 100, 150, 200, 300, 400, 500 and 600 mm. The standard length of the tray is 3 m.