General description vhbw offers a set of 5 cartridge filters designed for standard, wet, or multipurpose vacuum cleaners. These high-quality filters are essential for effective dust extraction, ensuring that your vacuum cleaner operates at peak performance. Regular replacement of the filter is crucial for maintaining clean exhaust air and prolonging the life of your vacuum cleaner. 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 models: WD 3 Battery Set, WD 3 P, WD 3 Car Kit, WD 3 Car Replacement for part numbers: 41864-A, RS-RU7501, 6.414-547.0, 6.414-552.0, 6.414-772.0, 9.755-260.0, 2.863-303.0, KFI 3310 Usage To maintain optimal suction power and protect the motor, it is recommended to change the filter regularly. A clogged filter can hinder motor cooling and significantly reduce suction efficiency. Other information The product colour may