Based on this product's specifications, here are some alternatives and similar models
Enclosure Accessory Rittal SV 9340.560 — Black Polyamide Component
Summary description:
Rittal SV 9340.560 is a black polyamide component designed as an accessory for industrial enclosures and control cabinets. Made of polyamide for durability and electrical insulation, it serves in mounting, protection or finishing applications where a black plastic part is required. Suitable for use in electrical and automation installations.