The Electrolux PQ91-3EB takes the Electrolux Pure Q9 Performance Kit (ESKQ9) as its filter; replace it every 12 months; Australian sellers list it from A$37.00 as of 5 October 2026. Fitment confirmed against the manufacturer's compatibility list.
Your vacuum cleaner
Electrolux PQ91-3EB
Stick vacuum
Confirmed against Electrolux's listConfirmed against Electrolux Australia's compatibility list
Not yours? ChangeSave it · remind me every 12 months
Takes the ESKQ9 filter
Pure Q9 Performance Kit (ESKQ9) · replace every 12 months · check the code printed on your old filter before ordering.
Your vacuum cleaner
Stick vacuum
Confirmed against Electrolux's listConfirmed against Electrolux Australia's compatibility list
Takes the ESKQ9
Filter · every 12 months · check the code on your old filter.
Other Electrolux vacuum cleaners that take the ESKQ9
GenuineGenuine Electrolux
$37.00
Bunnings · 5 OctLowest genuine · Bunnings · checked 5 Oct
CompatibleCompatible option
See seller
No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by Electrolux. Compatible: another brand. Check certification on the seller's page.Genuine is made by Electrolux. Compatible is made by another brand. Check the seller's certification details before choosing.
Lowest price · $37.00
Bunnings. Every seller we track is listed below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.
Compare 2 sellers
AUD, before delivery. Each price shows when it was checked.
Opens Bunnings in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Usually every 12 months.
After replacing: No reset.
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 12 months. One email two weeks before, no newsletter. Manage or stop it anytime.
How to change the filter in your Electrolux PQ91-3EB
Watch the guide or follow the steps.
- 1Switch the stick off and take it off the charger.
- 2Open the dust container, empty it and lift the fine dust filter out of the container.
- 3Fit the new filter, then swap the exhaust filter in the motor housing if the kit includes one.
- 4Close the container until it clicks; rinse the filters between changes and dry them fully.
Every number this part goes by
- Retail name:
- 900923089
- Retail name:
- ESKQ9
Sellers list any of these; they are the same part.
About your Electrolux PQ91-3EB
Electrolux vacuum cleaner, stick vacuum — Pure Q9. Its filter is the Pure Q9 Performance Kit (ESKQ9), part ESKQ9, changed every 12 months.
Where the model number is: The rating label is on the underside or the back of the main body; the bag or filter type is usually printed on the old part.
Common questions
- Which filter fits the Electrolux PQ91-3EB?
- The Electrolux PQ91-3EB takes the Electrolux Pure Q9 Performance Kit (ESKQ9) (part ESKQ9). Compatible filters made to the same specification also fit.
- How often should I replace the filter in my Electrolux PQ91-3EB?
- Every 12 months. Flow slows and performance drops off as the filter fills up, so it's worth doing on time.
- Where can I buy the ESKQ9 in Australia?
- We track 2 Australian sellers for the ESKQ9; the lowest listed price when we last checked was A$37.00 at Bunnings. Prices are re-checked daily and dated on this page.
- How do I fit the ESKQ9 in a Electrolux PQ91-3EB?
- 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?
- Suction drops and the vacuum may cut out on a blocked filter, and a full bag loses suction well before it looks full.
- How do I reset the reminder?
- No reset.
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