Based on this product's specifications, here are some alternatives and similar models
Projector Filter Kit INFOCUS SP-FILTER-12 for compatible InFocus projectors
Summary description:
Filter Kit INFOCUS SP-FILTER-12 is a replacement filter set designed for compatible InFocus projectors. The kit contains the filter components specified by the manufacturer to maintain projection image quality and cooling performance. Use it for routine maintenance to reduce dust buildup, preserve lamp and optical system lifespan, and ensure stable operation in home, office, or classroom environments.