FitMatch
iRobot Filter 3-Pack (Roomba Plus 405 & 505 Combo)

Robot vacuum filter

iRobot Filter 3-Pack (Roomba Plus 405 & 505 Combo)

4849900

Fits 3 models · replace every 3 months

Wrong part, or your model missing? Tell us. A person checks every report.

Genuine

$40.77

Amazon AU · 26 Oct

Compatible

See seller

No compatible seller tracked yet

Genuine: made by iRobot. Compatible: another brand.

Lowest price · $40.77

Amazon AU. Every seller we track is listed below. Some links earn us a commission.

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AUD, before delivery. Each price shows when it was checked.

Amazon AUGenuine · checked 26 Oct$40.77Open
Open cheapest seller · $40.77

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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.

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How to change the 4849900 filter

Watch the guide or follow the steps.

Roomba® Plus 400/500 Series | How to Clean the Filter and Bin · iRobot (official)
  1. 1Lift the robot's magnetic top cover off.
  2. 2Press the dust bin release buttons and lift the bin out.
  3. 3Remove the old filter (it comes out in its plastic surround) and fit the new one.
  4. 4Put the bin back and replace the top cover.
Every number this part goes by
Retail name:
4849900

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 3 iRobot models
Common questions
What does the 4849900 fit?
The iRobot Filter 3-Pack (Roomba Plus 405 & 505 Combo) (part 4849900) fits the iRobot Roomba Plus 405 Combo, Roomba Plus 505 Combo and Roomba Plus 508 Combo.
How often should I replace the 4849900?
Every 3 months. It works less well as the filter fills up, so it's worth doing on time.
Where can I buy the 4849900 in Australia?
We track 1 Australian seller for the 4849900; the lowest listed price when we last checked was A$40.77 at Amazon AU. Prices are re-checked daily and dated on this page.
How do I fit the 4849900?
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.

Something looks wrong with the 4849900 match? . Reports go to a person, not a bot.