Flange with bayonet lock in accordance with ISO/IEC 24702 and IEC 61076-3-106 Var. 1, easy to install using round wall cutouts with inserts for hole punching pliers available on the market, central screw fastening type, alternative fastening with 4 screws (M3), not included in delivery, can be mounted on the front and rear, industrial-grade plastic housing with increased robustness, flammability class according to UL 94V-0, better chemical resistance, grounding via 2.8 mm flat plug on the RJ45 insert possible, one version for all flange inserts, suitable inserts: E-DAT Industry RJ45 field jack insert (T568A, T568B or Profinet), E-DAT Industry RJ45 coupler insert, E-DAT Industry USB coupler insert, OpDAT Industry SC-RJ/2SC adapter insert or OpDAT Industry LC-D adapter insert