Prevents large dust particles from entering the motor room and damaging the motor at high speed, thus ensuring the life of the vacuum cleaner. Compatible with Electrolux Vacuum Cleaner Accessories, Filter Element, HEPA Filter, ZUA3840P、ZE346B、Z3347、ZU3375、US3940P、ZE360WP、ZSC69FD2、ZSC6940、ZUAG3801、ZUA3940P、 ZUSG3901、ZSC6940; the same size can also be used universally (150 x 120 x 25 mm). For Philips FC9080、FC9081、FC9082、FC9083、FC9084、FC9085、FC9086、FC9087、FC9088、FC9089、FC9008、FC9022、FC9023、FC 9054、FC9057、FC9064、FC9104、FC9116、FC9122、FC9131、FC9200、FC9204、 FC9206、FC9208、FC9209、FC9066、FC9067、FC9222、FC9262、FC9264、FC9225、FC9266、FC9252、FC9254、FC9256、FC9258 、FC9261Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.