Karcher
Karcher KFI 3310 Cartridge Filter for WD2 + WD3 2.863-303.0
Model 2.863-303.0
Best price
Lowest we’ve seenWhere to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestchecked an hour ago | £15.95£17.99 | In stock | Visit Tooled Up (opens in a new tab) |
 checked an hour ago | £16.62 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
 retailer's price from 16 Jul 2026 | £19.77 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.
Price history
Full price historyThis is the lowest price we have recorded. If you were waiting for a drop, this is it.
About this product
This genuine Kärcher cartridge filter is designed for use with the WD 2, WD 3 and WD 1 Compact Battery wet and dry vacuum cleaners, as well as the SE 4001 model. It allows vacuuming without the need for frequent filter changes, and offers good dust retention. Fitting is straightforward, as the filter simply twists into place and can be removed the same way, without any additional locking elements required. Kärcher part number: 2.863-303.0.
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