Blue Pure 411i Max
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Our signature performance is now even better, delivering up to 83% more cleaning power¹ with 50% less noise².
Our proprietary HEPASilent™ technology, which combines electrostatic and mechanical filtration to capture at least 99.97% of airborne particles down to 0.1 micron in size*.
Only Blueair air purifiers use HEPASilent™ technology, quickly cleaning 219 ft² in 12.5 minutes or up to 526 ft² in 30 minutes.
Control 4 fan speeds (Night, 1-3), select auto, adjust brightness levels and enable/disable child lock with just two buttons.
The five-color air quality indicator (AQI) uses a particle sensor to detect pollution. Air quality reading is based on the concentration of fine particles (PM 2.5) in your space.
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.
The Blue Pure 411i Max operates on low at 18dB, and is never louder than 46dB³. Quietest by QuietMark⁴.
New and longer lasting filters (6-9 months)
Using Blueair's new proprietary RealTrack algorithm, you can easily view the most accurate filter usage and reorder before it expires.
It 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.
Designed with the sleek & stylish look of Scandinavian design
Our five washable pre-filters are designed to seamlessly blend into your home.
Our pre-filters extend the life of primary filters, catching large airborne particles such as dust, lint, pollen, and pet hair.
Wi-Fi connectivity for remote controlYes
On/off timerYes (via Blueair App)
Speed control options1 - 2 - 3 - AUTO - NIGHT
Integrated air sensorsYes
Blue Pure 411i Max air purifier with pre-filter in Stockholm Fog
Blue Pure 411i Max Filter
Dimensions(HxWxD)18.9 X 10.6 X 10.6 in
Energy consumption20 W
Sound level18-46 dB
Recommended room size219 - 526 ft2
Air changes per hour (ACH)4.8
Clean air delivery rate (CADR) - Pollen141 cfm
Clean air delivery rate (CADR) - Dust141 cfm
Clean air delivery rate (CADR) - Smoke141 cfm
Number of filters1
Key upgrades include: more coverage, quieter on highest fan, longer filter life, new colors, & smart technologies.
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.
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.
¹Comparing pollen CADR on high fan speed (Blue Pure 411a Max & 411i Max vs. Blue 411 Auto), other units may vary. Based on AHAM maximum allowable certified rating which may vary from the AHAM seal claimed valued.
²Noise refers to the dB(A) difference in acoustic power.
³Sound pressure at max. fan Assuming 635 sq.ft room size and 4.8 air exchanges per hour (AHAM AC-1)
⁴Quietest refers to eligibility for Quiet Mark certification, limited to 10-20% of quietest products. See https://www.quietmark.com/ for further information
*Tested PM 2.5 (0.1 - 2.5 microns) up to 90min in a 30m³ room. Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.