The self-supporting wall frame offers height 3U, width 550 mm, and depth 300 mm for the installation of data and telecommunications devices including distribution systems. Load capacity of up to 10 kg allows for the safe placement of standard network equipment. The surface treatment with a minimum thickness of 65 µm increases the durability of the structure. It also includes a main grounding point with an M8 screw on the side and a knockout plug on the rear wall for practical installation.