Blueair Blue Pure 511 Replacement Filter
- Blue Pure 511 purifiers only, not the 511i Max
- 99.97% of particles down to 0.1 microns
- HEPASilent mechanical plus electrostatic filtration
- Activated carbon layer for light household odors
- Replacement timing tracked within a 9-month period
- 2.7 x 8.7 x 11.2 in, 0.3 Kilograms
Updated 25 days ago · Based on the Amazon listing and published specifications, not hands-on testing.
A genuine particle and carbon filter that restores a Blue Pure purifier's clean air performance. Fit is narrow, and the listing contradicts itself on the Max version, so check the model label first.
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ASIN: B08KPFWBGMModel: Blue Pure 511Category: Air Purifier Filters
Overview
A bedroom or living room running a Blue Pure purifier needs this genuine particle and carbon filter to keep air clean. It pairs mechanical and electrostatic filtration to trap dust, pollen, smoke and pet dander, while carbon cuts light odors.
Genuine fit and the brand's dual filtration keep the purifier performing as designed. The bullets rule out the Max version while the description names it, so the model plate decides.
Who it's for
Households with pets, allergies or cooking smells who already own the matching purifier get a direct replacement. Owners of other Blueair series need the filter made for their model.
Pros and cons
- Captures fine particles and allergens
- Carbon layer reduces light odors
- Genuine fit for the purifier
- Zero Ozone and Quiet Mark certified
- Fits a single purifier model
- Conflicting Max compatibility in listing
- Carbon handles only light odors
Performance notes
An electrostatic charge helps the media catch tiny particles without a dense, airflow blocking pleat, which is why it runs quieter. Carbon adsorbs odor molecules until its surface fills, after which smells pass through.
Specifications
| Brand | Brand |
|---|---|
| Model | Blue Pure 511 |
| Dimensions & fit | |
| Item Dimensions L x W x Thickness | 2.7 x 8.7 x 11.2 inches |
| Item weight | 0.3 Kilograms |
| Power & efficiency | |
| Filtration efficiency | 99.97% of particles down to 0.1 microns |
| Compatibility & installation | |
| Compatible Devices | Blue Pure 511 (not compatible with Blue Pure 511i Max per bullets) |
| Included components | |
| Included Components | Replacement filter |
| Other details | |
| Filter class | Particle + carbon |
| Filter type | HEPASilent with activated carbon |
| Replacement interval | Within a 9-month period, RealTrack alert |
| Certifications | AHAM verified, Zero Ozone, Quiet Mark |
Frequently asked questions
Is the Blueair Blue Pure 511 filter a HEPA filter?
It uses HEPASilent dual filtration, combining mechanical and electrostatic filtration, rather than a standard HEPA filter. The specs list HEPA certified as no.
Does the Blue Pure 511 filter fit the Blue Pure 511i Max?
The bullets say it is not compatible with the Blue Pure 511i Max, although the description mentions the Max. Match the filter to your purifier's model label.
How often should the Blue Pure 511 filter be replaced?
RealTrack calculates replacement timing within a 9-month period and alerts you when it is due.
Does the Blue Pure 511 filter remove odors?
Its activated carbon layer reduces light household odors from cooking, pets and smoking.