Based on this product's specifications, here are some alternatives and similar models
Filter for floor plate SCHROFF 27230255
Summary description:
Replacement filter designed for SCHROFF floor plate model 27230255. Intended to be installed in compatible SCHROFF floor plate assemblies to capture dust and particles, helping maintain internal ventilation and protect electronic components. Suitable for use in server racks, data centers and industrial enclosures where SCHROFF floor plates are deployed. Facilitates easier maintenance and preserves equipment reliability.