Blue Pure 511i Max
![Blue Pure 511i Max Blue Pure 511i Max](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Sites-blueair-master-catalog/default/dw6f70e071/air_purifiers/blue/Max/511i%20Max/511i.png?sw=900&sh=900&sm=fit)
![Blueair Blue Pure 511i Max in Home Office Blueair Blue Pure 511i Max in Home Office](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw3b8c8f52/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Office.png?sw=468)
![Blueair Blue Pure 511i Max in Bedroom Blueair Blue Pure 511i Max in Bedroom](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw34fb3655/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Bedroom_2x.png?sw=468)
![Blueair Blue Pure 511i Max in Bedroom Blueair Blue Pure 511i Max in Bedroom](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw10561bc6/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Bedroom_2_2x.png?sw=768)
![Blueair AHAM Verifide Blueair AHAM Verifide](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwbfde5a76/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair_AHAM_Verifide.png)
![Blueair CARB Certified Blueair CARB Certified](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwca3e4b38/Blue%20Pure%20Max/511i%20Max%20PDP/Blueaire_CARB_Certified.png)
![Blueair Energy Star Most Efficient Blueair Energy Star Most Efficient](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwe41ba4d3/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair_Most_Efficient.png)
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 Blueair Blueair Pollutant Details](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw0d72f4a1/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max-Pollutants-5.png?sw=468)
Control 4 fan speeds (Night, 1-3), select auto, adjust brightness levels and enable/disable child lock with just two buttons.
![Blueair Blue Pure 511i mMax Top View Blueair Blue Pure 511i mMax Top View](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw2edc5d55/Blue%20Pure%20Max/311i%20Max%20Air%20Purifier/311i-Parallax-2.png?sw=468)
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 Blueair App Air Quality Readings](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw28061c82/Blue%20Pure%20Max/511i%20Max%20PDP/Parallax_3.png?sw=468)
![Blueair Couple in a home office with 411i Max Blueair Couple in a home office with 411i Max](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwe9b5fe9f/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Small_Rooms_2x.png?sw=468)
Designed to clean 193 ft² rooms in 12.5 minutes or up to 465 ft² in 30 minutes.
![Blueair Woman sleeping in bed next to Blueair air purifier Blueair Woman sleeping in bed next to Blueair air purifier](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw783a5b67/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Quiet_2x.png?sw=468)
Operates as quiet as a whisper at 19db, and is never louder than a computer hum at 48dB on high.
![Blueair Blueair Particle+Carbon Filter Blueair Blueair Particle+Carbon Filter](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw86309bfe/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair_Particle+Carbon.png)
Everyday filter, tackling 99.97%² of dust, odors, allergens, smoke, pollen and more with ease
![Blueair Blueair SmokeBlock Filter Blueair Blueair SmokeBlock Filter](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw5b6923de/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair_Smokeblock.png)
2x more activated carbon removes up to 99.9% of wildfire smoke³, toxic gasses, smog and odors⁴
![Blueair Blueair AllergenBlock Filter Blueair Blueair AllergenBlock Filter](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwfac7ca84/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair_Allergenblock.png)
Neutralizes over 90%⁵ of sneeze-inducing properties from pollen, pet dander, and dust allergens
![Blueair Blueair genuine filter Blueair Blueair genuine filter](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwdec94b7f/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max_Filter_2x.png?sw=468)
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 Blueair Blue pure max pre-filter color array](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwd3807572/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-511i-Max-Prefilters-2x.png?sw=468)
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.
![Blueair Blueair Free Shipping Blueair Blueair Free Shipping](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw2e7045ad/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-Free-Shipping.png)
on orders over $39.99
![Blueair Blueair 60-Day Home Trial Blueair Blueair 60-Day Home Trial](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw76f7f8ee/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-60-Day%20Trial.png)
home trial
![Blueair Blueair Extended Warranty Blueair Blueair Extended Warranty](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw3ac266b8/Blue%20Pure%20Max/511i%20Max%20PDP/Blueair-Extended-Warranty.png)
warranty
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Wi-Fi connectivity for remote controlYes
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On/off timerYes (via Blueair App)
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Speed control options1 - 2 - 3 - AUTO - NIGHT
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Integrated air sensorsYes
Items packaged individually within box - please read manual for set-up instructions.
![Blueair Blue Pure 511i Max air purifier Blueair Blue Pure 511i Max air purifier](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw9153a61b/Blue%20Pure%20Max/411i%20Max%20PDP/Blue411i%20-%20InTheBox.png?sw=368)
Blue Pure 511i Max air purifier with pre-filter in Stockholm Fog
![Blueair 411i Max replacement filter Blueair 411i Max replacement filter](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dw78e294e1/Blue%20Pure%20Max/Filter-InTheBox.png?sw=368)
F5MAX Particle + Carbon Filter
![Blueair IN the box - Instruction manual Blueair IN the box - Instruction manual](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-us-content-library/default/dwc18c9647/Blue%20Pure%20Max/UserManual-InTheBox.png?sw=368)
Instruction manual
Download-
Dimensions(HxWxD)14.5 X 9.3 X 9.3 in
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Product weight4.2lbs
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Energy consumption17W
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Sound level19-48db
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Recommended room size193 - 465 ft2
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Air changes per hour (ACH)4.8
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Clean air delivery rate (CADR) - Pollen125 cfm
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Clean air delivery rate (CADR) - Dust125 cfm
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Clean air delivery rate (CADR) - Smoke125 cfm
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Number of filters1
![Blue Pure 511i Max Blue Pure 511i Max](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Sites-blueair-master-catalog/default/dw6f70e071/air_purifiers/blue/Max/511i%20Max/511i.png?sw=450&sh=450&sm=fit)
Key upgrades include more room coverage, automatic operation, app connectivity, longer filter life with RealTrack and more.
Press and hold down the LED button for 15 seconds to reset the replacement filter indicator.
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.
Disclaimers
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.