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Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
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Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
Blue Pure 411i Max
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Blue Pure 3250i Max

Air Purifier, Small Rooms

4.6
Rated 4.6 out of 5 stars
4.6 Stars (1,829 Reviews)

Breathe clean air where it matters most. With powerful yet quiet filtration, the Blue Pure 411i Max transforms your bedroom or home office spaces into refreshing environments for restful nights and productive days.

  • Quickly cleans 219 ft² in 12.5 minutes, 500 ft² in 30 minutes, & 1,000 ft² in 1 hour.
  • Automatically detects and quickly removes pollutants such as dander, pollen, dust mite matter allergen and more.
  • Compact with 360-degree air intake, so you can place it anywhere
  • RealTrack in-app filter monitoring accurately tracks filter lifetime based on usage and pollutant levels.
  • Variety of washable pre-filter colors designed to blend seamlessly in your home
  • Perfect for bedrooms or offices
  • Place anywhere with 360˚ design
  • Automatically Adjust Fan Speed
  • Instant air
quality readings
  • PM 2.5 pollutant tracking
  • App & Wifi connectivity
  • RealTrack Technology®
  • Smart home integration

“I recommend Blueair air purifiers to my patients because of their strong performance and their commitment to third party testing, which gives me peace of mind that the airborne particles that commonly exacerbate allergy and asthma symptoms are being captured*”

Dr. Priya Bansal

“It has a night mode, which turns off all of the onboard lights and quiets the fan even more, making it the perfect option for a room where you primarily sleep and relax.”

Best For Bedrooms

“It has a quiet operation which, along with the dimmable display, makes this a great option for the bedroom—or you can set it up right by the litter box or dog crate to absorb odors.”

Best For Pet Owners

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Why choose Blue Pure 411i Max?

4 layers of filtration remove
99.97%
¹ of airborne pollutants

HEPASilent™ technology combines electrostatic and mechanical filtration to capture tiny airborne pollutants like pollen, dust and smoke, faster* and quieter⁴ than traditional HEPA.

Meet our filters

  • Particle & Carbon

    Our original filter. Removes allergens and traps light household odors from pets, cooking and smoke

  • SmokeBlock

    2x more activated carbon than our original filter. Removes up to 99.99%³ of wildfire smoke

  • AllergenBlock⁵

    Extra protection against allergens. Traps and neutralizes dust, pollen and pet dander

Exclusive features in the Blueair app

Independently proven performance

  • Free and fast shipping

  • 30 day home trial

  • Extended warranty

Blue Pure 411i Max

Technical Specifications

  • Dimensions(HxWxD)

    18.9 X 10.6 X 10.6

  • Product Weight

    7.5 lb

  • Energy Consumption

    20 W

  • Sound level

    18-46 dB

  • Air outlet

    Top

  • Recommended room size

    225 sq. ft.

  • Air changes per hour (ACH)

    4.8

  • Clean air delivery rate (CADR)

    Pollen 180 cfm
    Dust 163 cfm
    Smoke 145 cfm

  • Number of filters

    1

  • Speed control options

    1 - 2 - 3 - Auto - Night

FAQ

Our HEPASilent™ dual filtration technology removes 99.97%¹ of airborne particles down to 0.1 microns, ensuring pollen, cooking odors, smoke, dust, pet dander, mold, chemicals, allergen matter and even tiny particles such as viruses and bacteria² , are captured with minimal noise and energy consumption.

4.6
Rated 4.6 out of 5 stars
Based on 1,829 reviews
Total 5 star reviews: 1.5k Total 4 star reviews: 132 Total 3 star reviews: 58 Total 2 star reviews: 34 Total 1 star reviews: 106
89%would recommend these products
1,829 reviews
  • MH
    Michele H.
    Verified Buyer
    15 hours ago
    Reviewing
    Blue Pure 511i Max
    Rated 5 out of 5 stars
    Love it!

    My air feels so much cleaner and I notice a drastic reduction in dust on my black furniture!

  • JL
    Joseph L.
    Verified Buyer
    16 hours ago
    Reviewing
    Blue Pure 311i+ Max
    Rated 5 out of 5 stars
    Pure Blue 311i Max

    I have bought 6 in total so far.

    The first 2 seemed to help reduce the dust accumulating on my computers. Haven't any issues yet...So i bought a few more to see how they do in dustier areas.

    Wish me luck

  • RG
    rashmi g.
    Verified Buyer
    4 days ago
    Reviewing
    Blue Pure 511i Max
    Rated 5 out of 5 stars
    Works well and is quiet on the lowest mode

    .

  • MS
    Margaret S.
    Verified Buyer
    5 days ago
    Reviewing
    Blue Pure 311i+ Max
    Rated 5 out of 5 stars
    Amazing how quickly it picks up on air quality

    I was astounded when the Blue Pure 311i+Max went into high while my husband was frying dinner! It's located on the far side of the living room which is the next room over from the kitchen! It picked up on pollutants in the air long before we would ever have noticed them. Wow!

  • KC
    kenneth c.
    Verified Buyer
    1 week ago
    Reviewing
    Blue Pure 311i+ Max
    Rated 5 out of 5 stars
    2025Blueair 311+ Max

    Very easy to use, quietest unit i've found so far on "night, 1 or 2 speed". Always indicates air is clean (?) so i run it in manual on fan speed of 1. If its actually working to clean the air, i like it alot!..: )

¹ Tested on PM 2.5 up to 90 mins

² Based 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.

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

⁴ When similar CADR was measured, Blueair models with mechanical and electrostatic filtration achieved less noise with less energy than same models with only H13 HEPA mechanical filtration.

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

*Comparing CADR performance of Blueair models with mechanical and electrostatic filtration vs same models with only H13 HEPA mechanical filtration.

Note: CADR and room size values have been updated to meet new DOE standards. Website listings reflect the most accurate information. You may notice slight differences versus product packaging during the transition.