Based on this product's specifications, here are some alternatives and similar models
Enclosure document pouch Rittal SZ 2515.000 — grey, plastic, for DIN A5 landscape documents
Summary description:
Rittal SZ 2515.000 is a grey plastic document pouch designed to hold DIN A5 landscape-format papers. Supplied as a single unit, it attaches to enclosures or control cabinets to protect wiring diagrams, certificates and instructions from dust and handling. Suitable for industrial panels, switchgear doors and machine housings where visible, protected documentation is required.