Blueair 402DPF air purifier filter
Last checked October 30, 2026
402DPF is a genuine Blueair air purifier filter. Blueair lists it for 7 Blueair models, including CLASSIC 402, CLASSIC 403, CLASSIC 405, CLASSIC 410.
Listing name: Classic 400 Series DualProtection Filter.
Find your exact model number in the list below. If it is not listed, this page does not confirm a fit.
Fit source: the 402DPF listing on Blueair (blueair.com), the maker's own site. Read October 30, 2026. Open the listing.
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Unplug the purifier before you change a filter.
Models Blueair lists for 402DPF
Showing 7 of 7 models, as written on the listing.
| Model | |
|---|---|
| CLASSIC 402 | |
| CLASSIC 403 | |
| CLASSIC 405 | |
| CLASSIC 410 | |
| CLASSIC 450E | |
| CLASSIC 455EB | |
| CLASSIC 480I |
Where to find your air purifier model number
On the back or bottom of the unit. Use the model number, not the serial number. Search any model number.
Look-alikes: other Blueair air purifier filter parts for some of the same models
If your model is listed under more than one part, match the number printed on your old part.
Questions
Will the 402DPF fit my Blueair air purifier?
Only if your exact model number is on the list above. Blueair lists it for 7 models, read October 30, 2026.
Where is the model number on a air purifier?
On the back or bottom of the unit.
Is 402DPF a genuine Blueair part?
Yes. 402DPF is Blueair's own part number, sold on Blueair (blueair.com).
Is there a cheaper replacement?
We list only the genuine part. There is no public certification listing to compare aftermarket versions of this part, so we do not rank them.