Based on this product's specifications, here are some alternatives and similar models
Side panel Type F SCHROFF SEITENWAND F 3HE 235T — SCHROFF side panel for 3U (3HE) chassis, 235 mm depth
Summary description:
SCHROFF SEITENWAND F 3HE 235T side panel (Type F) is a factory replacement or spare part designed for 3U (3HE) electronics chassis with 235 mm depth. It provides structural enclosure and protection for rack or box-mounted equipment, ensuring correct fit and alignment. Suitable for maintenance, repair, or assembly of industrial and telecom enclosures.