Shark AZ3900 filter
The Shark AZ3900 takes the Shark Filters Post Motor Filter and Cover (XHFAZ3900UKT) (part XHFAZ3900UKT) as its filter; replace it every 12 months; Australian sellers list it from A$39.99 as of 1 August 2026. Fitment confirmed against the manufacturer's compatibility list.
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Your vacuum cleaner
Shark AZ3900
Stick vacuum · PowerDetect
Takes this filter
Filters Post Motor Filter and Cover (XHFAZ3900UKT)
XHFAZ3900UKT
The right filter for AZ3900
Shark Filters Post Motor Filter and Cover (XHFAZ3900UKT)
- Replace every 12 months
- Fits inside the fridge
- Fits 1 model
Shark's genuine XHFAZ3900UKT for the AZ3900: the post-motor filter behind the cover on the main body, the last stage before the exhaust. Shark's part page lists the fit; both filter stages are washable and the part is for when they no longer come clean or are damaged.
- Fits
- AZ3900
- Washable
- Yes - rinse yearly, dry 24 h
- Shark part
- XHFAZ3900UKT
Every number this part goes by
- Retail name:
- XHFAZ3900
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 1 August 2026.
How long it lasts
Replace every 12 months.
After fitting: Shark: rinse filters in water only (no soap), squeeze out and air-dry for at least 24 hours before refitting; a damp filter can damage the motor. No reset.
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 12 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.
- 1Unplug the vacuum and lift the dust cup off.
- 2Unclip the filter grille low on the front of the base and lift it off.
- 3Pull the old HEPA filter out, push the new one in and refit the grille until it clicks.
- 4Rinse the HEPA filter yearly and let it dry 24 hours before refitting.
About your Shark AZ3900
Shark vacuum cleaner, stick vacuum — PowerDetect. Its filter is the Filters Post Motor Filter and Cover (XHFAZ3900UKT), part XHFAZ3900UKT, changed every 12 months.
Also in this vacuum cleaner: Shark Filters Pre Motor Foam and Filter (XFFKAZ3900UKT) (every 12 months). Worth replacing together — one job, not two.
Checking the model number: 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.
Fits these models
Shark1 model
Common questions
- Which filter fits the Shark AZ3900?
- The Shark AZ3900 takes the Shark Filters Post Motor Filter and Cover (XHFAZ3900UKT) (part XHFAZ3900UKT). Compatible filters made to the same specification also fit.
- How often should I replace the filter in my Shark AZ3900?
- 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 XHFAZ3900UKT in Australia?
- We track 1 Australian seller for the XHFAZ3900UKT; the lowest listed price when we last checked was A$39.99 at shark_au. Prices are re-checked daily and dated on this page.
- How do I fit the XHFAZ3900UKT in a Shark AZ3900?
- No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
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