Blue Pure 511i Max

Small spaces
Blue Pure 511i Max
Includes a washable pre-filter in Stockholm Fog
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C$169.99 C$199.99
Blueair Blue Pure 511i Max in home office
Blueair Blue Pure 511i Max in Children's Bedroom
Blueair Blue Pure 511i Max in Bedroom
Independently proven performance
Blueair AHAM Verifide
Blueair CARB Certified
Blueair Energy Star Certified
Quickly cleans
in minutes

Our proprietary HEPASilent™ technology combines electrostatic and mechanical filtration to capture at least 99.97% of
airborne particles down to 0.1 microns².

Blueair Blueair Pollutant Details
Two button control

Control 4 fan speeds (Night, 1-3), select auto, adjust brightness levels and enable/disable child lock with just two buttons.

Blueair Blue pure max aerial view
Exclusive features in
the Blueair app

Welcome home feature

Your air purifier will go on standby when you leave the home and turn back on when you are getting close.

Accurate filter tracking

Using Blueair's proprietary RealTrack algorithm, you can easily view the most accurate filter usage and reorder before it expires.

Voice control assistance

Control your air purifier hands free and enjoy even more convenience.

Blueair Blueair App Air Quality Readings
Blueair Couple in a home office with a 411i Max
Great for small rooms

Designed to clean 193 ft² rooms in 12.5 minutes or up to 465 ft² in 30 minutes.

Blueair Operates as quiet as a whisper at 19db, and is never louder than a computer hum at 48dB on high.
Whisper quiet

Operates as quiet as a whisper at 19db, and is never louder than a computer hum at 48dB on high.

Specialty filters for all your seasonal needs
Blueair Blueair Particle + Carbon Filter
Particle & Carbon

Everyday filter, tackling 99.97%² of dust, odors, allergens, smoke, pollen and more with ease

Blueair Blueair Smokeblock Filter

2x more activated carbon removes up to 99.9% of wildfire smoke³, toxic gasses, smog and odors⁴

Blueair Blueair AllergenBlock Filter

Neutralizes over 90%⁵ of sneeze-inducing properties from pollen, pet dander, and dust allergens

Blueair Blueair Genuine Filter
Accurate filter tracking

Blueair’s RealTrack Technology uses advanced machine learning to adjust its calculations based on your unique environment, taking into account factors like fan speed, usage time and pollutant levels.

Blueair Blue pure max pre-filter color array
Washable pre-filters

Our five washable pre-filters are designed to seamlessly blend into your home.

They can capture dust, pet hair, and even tiny particles. You'll breathe easy knowing that the air your inhaling is as clean and fresh as a Swedish pine forest.

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Free extended
  • Wi-Fi connectivity for remote control
  • Speed control options
    1 - 2 - 3 - AUTO - NIGHT
  • Integrated air sensors
Inlcuded in the box
Blueair Image

Blue Pure 511i Max Air Purifier with Pre-filter in Stockholm Fog

Blueair Filter

F5MAX Particle + Carbon Filter

Blueair IN the box - Instruction manual

Instruction Manual

  • Dimensions(HxWxD)
    14.5 X 9.3 X 9.3 in
  • Product weight
  • Energy consumption
  • Sound level
  • Recommended room size
    193 - 465 ft2
  • Air changes per hour (ACH)
  • Clean air delivery rate (CADR) - Pollen
    125 cfm
  • Clean air delivery rate (CADR) - Dust
    125 cfm
  • Clean air delivery rate (CADR) - Smoke
    125 cfm
  • Number of filters
Blue Pure 511i Max
How does this model differ from the Blue Pure 511?

Key upgrades include more room coverage, automatic operation, app connectivity, longer filter life with RealTrack and more.

I've replaced my filters, now how do I reset the filter replacement indicator?

Press and hold down the LED button for 15 seconds to reset the replacement filter indicator. ​

How do I register for warranty?

To extend the Limited Warranty from one year to three (3) years, simply complete the product registration form in the 'Warranty' section of your customer account, within (60) days of purchase or register through the Blueair mobile app.​

Read full warranty terms here

How should I clean the fabric pre-filter?

Vacuum the exterior of the fabric pre-filter to remove dust as often as you'd like. When the pre-filter requires a deeper clean, it can be washed on a gentle, low-temperature cycle in the washing machine. Hang to dry.

Related products


¹Tested on PM 2.5 up to 90 min, pollen allergen (Cry j1), cat allergen (Def f1), fungal allergen (Alt a1), dust mite allergen (Fel d1). Performance may vary across models.Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.

²Tested on TVOC, sulfure dioxide, nitrogen dioxide. Deodorization tested on ammonia, acetaldehyde, acetic acid.

³Compared to standard in-unit filter. Based on removal testing of particles 0.4-0.7um in 60min in a 30m3 room. Performance may vary.​

⁴Tested on benzene, toluene, nitrogen oxide, sulfur dioxide in 30 min.

⁵AllergenBlock refers to inanimate allergens pollen, dust and pet dander

⁶Based on ELISA deactivation testing of Pollen (Cry J1), Pet Dander (Fel d1, Can F1), Dust Mite Matter (Der f1) on the filter media in 60 minutes.