Based on this product's specifications, here are some alternatives and similar models
Telecom equipment installation/modification kit EFB Elektronik 46005.1, grey
Summary description:
Installation and modification kit for telecom equipment by EFB Elektronik, model 46005.1, finished in grey. Designed to support assembly, adaptation or repair tasks for telecommunications devices. The kit provides necessary parts and components for on-site or workshop use, helping technicians streamline installation and adjustments with brand-specific compatibility.