Based on this product's specifications, here are some alternatives and similar models
Rack enclosure SCHROFF ratiopacPRO RATIOP.PRO FB 3HE 84TE 495T — 3U, 84 TE, 495 mm depth
Summary description:
SCHROFF ratiopacPRO RATIOP.PRO FB 3HE 84TE 495T is a 3U rack enclosure designed for mounting electronics in standardized racks. It provides 84 TE (horizontal module units) of front space and a 495 mm installation depth. Suitable for industrial and telecom applications, it enables organized mounting of modules, boards and cabling, ensuring secure installation and simplified service access.