Quick answer

Replacing the Dyson Ball Animal 3 hepa filter is a DIY job of about 10 minutes. Replace it Every 12 months under normal use. Full step-by-step below.

The Ball Animal 3 post-motor HEPA is washable in most builds and sits apart from the top pre-filter. Replace it when it won't rinse back to clean or the media is damaged; a spent post filter restricts airflow and leaks fine dust.

Compatible HEPA Filter for the Dyson Ball Animal 3

“OEM” is a genuine Dyson part; the rest are tested aftermarket options.

PartType
SCREENTRONICS Pre & Post Motor HEPA Filters Compatible Replacement for Dyson DC40 Light/Slim Ball Animal Multi Floor Origin and Total Vacuum Cleaner Part # 923587-02, 922676-01 (1 Pack) Aftermarket Buy on Amazon

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About the Dyson Ball Animal 3

The Dyson Ball Animal 3 corded upright pairs the washable purple pre-motor filter with a post-motor HEPA filter that cleans the exhaust — valuable in a pet home for capturing fine dander. This page covers the post-motor HEPA.

Step-by-Step: Replacing the Dyson Ball Animal 3 HEPA Filter

1
Power off and unplug
Disconnect the Ball Animal 3 first.
2
Locate the post-motor HEPA
Find the HEPA housing (separate from the purple pre-filter lid); release it.
3
Remove the old filter
Lift out the HEPA unit.
4
Fit the new (dry) filter
Seat the new HEPA flush; if reusing a washed one, confirm it's dry.
5
Close and test
Refit the cover, plug in and confirm suction.

⚠ Common mistakes on the Ball Animal 3

The Ball Animal 3 mistake is cleaning only the purple pre-filter and never the post-motor HEPA. The second is refitting either filter damp — 24-hour air-dry.

✓ OEM vs aftermarket for the Ball Animal 3

Genuine Dyson guarantees the seal; aftermarket HEPA filters are cheaper and fine when the listing names the Ball Animal 3. Do both filters together.

🔁 How often to replace

The Dyson Ball Animal 3 hepa filter should be replaced Every 12 months under normal use — sooner with pets or daily heavy use. Signs it's due: Reduced suction, musty odor.

How we made this page: the steps are written for the Dyson Ball Animal 3 specifically; the compatible-part list comes from our own compatibility data for this model. We are not showing prices at the moment — check the current price on Amazon.