Blueair 403

  • 5 air exchanges per hour in 34m2 room

  • Patented HEPASilent™ technology captures 99.97% of airborne particles down to 0.1 micron in size

  • Third party certified performance by AHAM and EnergyStar®

  • Whisper-silent operation & Low energy consumption

  • Highest quality components that is easy to operate and maintain

  • Filter change indicator - Alerts you when the filter needs to be replaced

  • Listed Price:$549.00

Options & Upgrades

Extra replacement filters Learn More

Extra SmokeStop replacement filters Learn More



    Blueair 403

    The high performing Blueair 403 from Sweden gives you 240 ft3 of 100% clean air every minute (408m3/h). It exchanges all air in a 34 m2 room 5 times per hour.
    The unit is third party certified by AHAM and EnergyStar®, ensuring high performance and low energy use.
    The near silent operating Blueair 403 is easy to use and has handles so it can be easily moved around. It even has a filter change indicator so you won't have to keep track on remaining filter days.
    Moreover, Blueair 403 is made of galvanized steel, made to last for a long time.

    Designed to fit basic rooms up to 365 square feet, the 403 delivers the ideal balance of high Clean Air Delivery Rate (CADR) and low energy consumption and noise for performance that's anything but average.


    High performance, high quality

    Blueair Classic: A tried and tested air purifier for people with allergies, asthma and other respiratory problems who want to breathe purified air. It comes equipped with powerful HEPASilent® technology, which combines the best in mechanical and electrostatic filtration.


    Fits seamlessly into your home

    An exceptional paradigm of Swedish design, Blueair purifiers balance high efficiency with high style. Its streamline style has won the 400 Series, the Excellent Swedish Design award, along with a permanent spot in the Design Collection at the Stockholm National Museum.


    Quick change artist

    Change your filter with ease. Simply open the door located on the front of the unit, and slide the filter out.


    HEPASilent® Technology

    Blueair's HEPASilent filtration process captures 99.97% of airborne particles down to 0.1 micron in size.

    HEPASilent technology unites the best in electrostatic and mechanical filtration. Its revolutionary combination of advanced filter media and an encapsulated ion particle charging chamber ensures that your Blueair purifier delivers results far superior than either mechanical or electrostatic technology alone.


    Double the suction, half the noise

    The 400 series utilizes a double suction radial fan to balance sound frequency, making it lower and more enjoyable.


    Our best seller

    Most bang for the buck.

    Designed for mid-sized rooms up to 365 sq. ft. (34 m2), our 400 series is a top choice for maximum airflow in compact areas.


    Countdown to change

    To ensure you're never getting less than high quality clean air, our manual units come with a timer to alert you when your filter needs to be changed. The magnetic back allows you to attach the timer to your unit, refrigerator, or anywhere else.

Performance & Specification

    Technical Specifications



    Room Size

    365 square feet


    240 cubic feet per minute

    Air changes

    5 per hour


    72-280 cubic feet per minute

    Dimension (H X W X D)

    23 x 20 x 11 inches


    33 pounds

    Energy consumption

    25 - 80 watts

    Energy Outlet

    120VAC, 60Hz

    Noise Level

    32 - 52 decibels

    Speed control




    Air Inlet


    Air Outlet


    Remote Control


    Laser sensor and ceramic sensor


    LED Display


    Manual Mode


    Auto Mode



    1 year
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