Roborock Saros 20 Sonic filter
The Roborock Saros 20 Sonic takes the Roborock Washable Filter (Saros 10R / 20, Qrevo CurvX / EdgeT) (part RR-LW2-Saros10R-M02) as its filter; replace it every 6 months; Australian sellers list it from A$39.95 as of 1 August 2026. Fitment confirmed against the manufacturer's compatibility list.
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Roborock Saros 20 Sonic
Robot vacuum · Saros
Takes this filter
Washable Filter (Saros 10R / 20, Qrevo CurvX / EdgeT)
RR-LW2-Saros10R-M02
The right filter for Saros 20 Sonic
Roborock Washable Filter (Saros 10R / 20, Qrevo CurvX / EdgeT)
- Replace every 6 months
- Fits inside the fridge
- Fits 10 models
Washable filter for the Saros 10R and Saros 20, and the Qrevo CurvX, EdgeT and QX Revo Ultra.
- Pack
- 2 filters
- Washable
- Yes
Every number this part goes by
- Retail name:
- 8.02.0471
- Retail name:
- SDLW11RR
Where to buy
Every seller we track for this part, cheapest first. Genuine is the manufacturer's own part; compatible is a third-party filter made to fit. Prices are re-checked daily where the seller publishes them. Last checked 6 September 2026.
How long it lasts
Replace every 6 months — the app reminds you.
After fitting: Reset the filter timer under Maintenance in the Roborock app.
Flow slows and taste drops off as the filter fills up. Changing on time is the whole point of the filter.
Not due yet?
This filter is due every 6 months. We'll email you when it's time — free, no spam.
Fitting it
A few minutes, no tools. Watch it done, then follow the steps.
- 1Lift the robot's top lid and pull the dust bin out by its handle.
- 2Press the clip on the back of the bin and swing the old filter out.
- 3Clip the new filter in with the pleats facing the bin, close the bin and slide it back until it clicks.
- 4In the Roborock app open Maintenance, tap the filter and choose Reset.
About your Roborock Saros 20 Sonic
Roborock robot vacuum, robot vacuum — Saros. Its filter is the Washable Filter (Saros 10R / 20, Qrevo CurvX / EdgeT), part RR-LW2-Saros10R-M02, changed every 6 months.
Also in this robot vacuum: Roborock Main Brush (Qrevo Curv / Edge, Saros 10 / 10R / 20) (every 12 months). Worth replacing together — one job, not two.
Checking the model number: Flip the robot over: the white label on the underside lists the model (e.g. S7 MaxV, Q7 Max+, Qrevo Curv) and serial. The Roborock app also shows the model under Settings, then Device info.
Fits these models
Common questions
- Which filter fits the Roborock Saros 20 Sonic?
- The Roborock Saros 20 Sonic takes the Roborock Washable Filter (Saros 10R / 20, Qrevo CurvX / EdgeT) (part RR-LW2-Saros10R-M02). Compatible filters made to the same specification also fit.
- How often should I replace the filter in my Roborock Saros 20 Sonic?
- Every 6 months. Flow slows and performance drops off as the filter fills up, so it's worth doing on time.
- Where can I buy the RR-LW2-Saros10R-M02 in Australia?
- We track 3 Australian sellers for the RR-LW2-Saros10R-M02; the lowest listed price when we last checked was A$39.95 at robot_specialist. Prices are re-checked daily and dated on this page.
- How do I fit the RR-LW2-Saros10R-M02 in a Roborock Saros 20 Sonic?
- No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
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