General description vhbw cartridge filters are designed for standard, wet, or multipurpose vacuum cleaners, ensuring maximum dust extraction and maintaining high suction power. Regular replacement of these high-quality filters is essential for optimal performance, as they effectively capture dust and coarse dirt particles in various environments such as homes, garages, and workshops. Technical specifications Filter class: F9 External diameter: 12 cm Internal diameter: 8 cm Height: 11.3 cm Form: round Colour: yellow Compatibility and accessories Compatible with Kärcher NT 38/1 Me Classic E Compatible with Kärcher NT 27/1 Professional Compatible with Kärcher SE 4001 Compatible with Kärcher NT 38/1 Classic Replacement for part numbers: 2.863-303.0, 6.414-547.0, 6.414-552.0, 6.414-772.0, 9.755-260.0, KFI 3310, RS-RU7501, 41864-A Usage Regularly changing the filter is crucial to keep the exhaust air clean and prolong the service life of your vacuum cleaner. A clogged filter can hinder