Based on this product's specifications, here are some alternatives and similar models
Rittal accessory enclosure cover for TS / SE compatibility, grey (model 9677.550)
Summary description:
Rittal enclosure accessory (model 9677.550) in grey designed for compatibility with TS and SE systems. Serves as a protective cover for electrical enclosures, providing touch protection and enclosure finishing. Useful for industrial control cabinets and switchgear to improve safety and maintain cabinet integrity during installation and operation.