Washable air filter for industrial vacuum cleaners by KARCHER SE 4001 WD 2 WD 3 6.414-552.0 - merXu
HQRP 2-pack Cartridge Filter for Karcher SE 4000 series SE 4001 / SE 4001 Plus / SE 4002 / SE4001 / SE4002 / SE4001+ Carpet Cleaner, 64145520 Replacement + HQRP Coaster | Walmart Canada
1x cartridge filter KFI 3310 for WD1 - WD3, SE 4001 - SE 4002
KARCHER SE 4001 Spray extraction cleaner| User Manual
Original Foam Filter for Kärcher SE 4001 Vacuum Cleaners Pack of 10 : Amazon.de: Home & Kitchen