Robot vacuum filter
Dreame Dust Box Filter (L60 Ultra, Matrix10 Ultra, L50 Ultra, L50s, X50 Ultra, L40s)
DRE-RHF21
Fits 7 models · replace every 3 months
Wrong part, or your model missing? Tell us. A person checks every report.
GenuineGenuine Dreame
$39.95
Robot Specialist · 22 OctLowest genuine · Robot Specialist · checked 22 Oct
CompatibleCompatible option
$3.66 each
6-pack $21.96
Amazon AU · 5 OctAmazon AU · checked 5 Oct
Check sellerCheck seller details
Genuine: made by Dreame. Compatible: another brand. Check certification on the seller's page.Genuine is made by Dreame. Compatible is made by another brand. Check the seller's certification details before choosing.
Lowest compatibleLowest compatible price · $3.66 each · 6-pack $21.96
Amazon AU. Compare with genuine below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.
Compare 3 sellers
AUD, before delivery. Each price shows when it was checked.
Compatible options
1 seller
Opens Amazon AU in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Usually every 3 months. The app reminds you when it is due.
After replacing: Reset the filter timer under Maintenance in the Dreame app.
Flow slows and taste drops off as the filter fills up. Changing on time is the whole point.
Not due yet?
Get a nudge when your filter is due — it's every 3 months. One email two weeks before, no newsletter. Manage or stop it anytime.
How to change the DRE-RHF21 filter
Watch the guide or follow the steps.
- 1Lift the robot's top lid and pull the dust box out by its handle.
- 2Press the clip on the back of the box and lift the old filter off.
- 3Clip the new filter on with the pleats facing the box, close the box and slide it back until it clicks.
- 4In the Dreame app open Maintenance, tap Filter and choose Reset.
Every number this part goes by
- Retail name:
- DRE-RHF21
- Retail name:
- RHF21
Sellers list any of these; they are the same part.
Will it fit your appliance?
Type your model number and we'll check it against the makers' lists.
Fits these 7 Dreame models
Common questions
- Which filter fits the Dreame DRE-RHF21?
- The Dreame DRE-RHF21 takes the Dreame Dust Box Filter (L60 Ultra, Matrix10 Ultra, L50 Ultra, L50s, X50 Ultra, L40s) (part DRE-RHF21). Compatible filters made to the same specification also fit.
- How often should I replace the filter in my Dreame DRE-RHF21?
- Every 3 months. Flow slows and performance drops off as the filter fills up, so it's worth doing on time.
- Where can I buy the DRE-RHF21 in Australia?
- We track 3 Australian sellers for the DRE-RHF21; the lowest listed price when we last checked was A$3.66 at Amazon AU. Prices are re-checked daily and dated on this page.
- How do I fit the DRE-RHF21 in a Dreame DRE-RHF21?
- No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- A clogged filter loses suction, worn brushes miss edges, and a stale mop cloth smears rather than cleans.
- How do I reset the reminder?
- Reset the filter timer under Maintenance in the Dreame app.
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