Replacement 2000 Hour Air Filter Cartridge Panels for select Hitachi Projectors Including the CP-X809, CP-X615, CP-WX625, CP-SX635 - MU03642 - 3M X95i CHRISTIE LW400, LWU420, LX400 HITACHI CP-WUX645N, CP-WX645, CP-X809, CP-X615, CP-X809W, CP-WX625, CP-SX635 INFOCUS IN5104, IN5108, IN5110 PLANAR PR9030 Easy Installation: Replacing the air filter is straightforward, making it a convenient task during regular maintenance or lamp replacement