Patchboard having a plurality of honeycomb components (2, 2', 2", 2′′′, 2ʺʺ, 2ʺʺ), wherein the individual honeycomb components (2, 2', 2", 2′′′, 2ʺʺ, 2"") each have a box-shaped housing with two end surfaces (4a, 4b) and four side surfaces (5a, 5b, 5c, 5d) which extend between the end surfaces (4a, 4b), and wherein the two end surfaces (4a, 4b) of the honeycomb components (2, 2', 2", 2′′′, 2ʺʺ, 2ʺʺ) each have at least one connecting area (6, 6', 6"), and wherein at least two honeycomb components (2, 2', 2", 2′′′, 2ʺʺ, 2ʺʺ) have different cross-sections, wherein the width and/or the height of a honeycomb component (2', 2", 2′′′, 2ʺʺ, 2ʺ′′′) with a larger cross-section is a multiple of the width and/or the height of a honeycomb component with a smaller cross-section, characterized in that all the side surfaces (5a, 5b, 5c, 5d) of the honeycomb components (2, 2', 2", 2′′′, 2"", 2"") each have at least one latching element (9, 10, 11, 12, 13, 14, 15) for connecting to another honeycomb component (2, 2', 2", 2′′′, 2ʺʺ, 2""), that the number of latching elements (9, 10, 11, 12, 13, 14, 15) of a side surface (5a, 5b, 5c, 5d) of greater width or greater height of a honeycomb component (2', 2", 2′′′, 2"", 2ʺ′′′) with a larger cross-section is a corresponding multiple of the number of latching elements (9, 10, 11, 12, 13, 14, 15) of a side surface (5a, 5b, 5c, 5d) with a smaller width or smaller height of a honeycomb components with a smaller cross-section, that the latching elements (9, 10, 11, 12, 13, 14, 15) designed on side surfaces (5a, 5c; 5b, 5d) that are opposite to one another, are designed to correspond with one another, and that the longitudinal extent of the latching elements (9, 10) on the lateral side surfaces (5a, 5c) differs from the longitudinal extent of the latching elements (12, 13) on the upper side surface and the lower side surface. wherein at least two honeycomb components (2, 2', 2", 2′′′, 2ʺʺ, 2ʺʺ) have different cross-sections, wherein the width and/or the height of a honeycomb component (2', 2", 2′′′, 2ʺʺ, 2ʺ′′′) with a larger cross-section is a multiple of the width and/or the height of a honeycomb component with a smaller cross-section, characterized in that all the side surfaces (5a, 5b, 5c, 5d) of the honeycomb components (2, 2', 2", 2′′′, 2"", 2"") each have at least one latching element (9, 10, 11, 12, 13, 14, 15) for connecting to another honeycomb component (2, 2', 2", 2′′′, 2ʺʺ, 2""), that the number of latching elements (9, 10, 11, 12, 13, 14, 15) of a side surface (5a, 5b, 5c, 5d) of greater width or greater height of a honeycomb component (2', 2", 2′′′, 2"", 2ʺ′′′) with a larger cross-section is a corresponding multiple of the number of latching elements (9, 10, 11, 12, 13, 14, 15) of a side surface (5a, 5b, 5c, 5d) with a smaller width or smaller height of a honeycomb components with a smaller cross-section, that the latching elements (9, 10, 11, 12, 13, 14, 15) designed on side surfaces (5a, 5c; 5b, 5d) that are opposite to one another, are designed to correspond with one another, and that the longitudinal extent of the latching elements (9, 10) on the lateral side surfaces (5a, 5c) differs from the longitudinal extent of the latching elements (12, 13) on the upper side surface and the lower side surface.