Unique Blueair HEPASilent Technology

The new Blueair Classic 405 uses Blueair HEPASilent Technology to remove virtually all airborne pollutants. Using the best in electrostatic and mechanical filtration, our HEPASilent Technology is a revolutionary combination of advanced filter media and an encapsulated particle-charging chamber. This ensures that your Blueair purifier delivers results far superior than either mechanical or electrostatic technology alone.

405 - Controls

In touch with your clean air

Touch buttons on the control panel make your Blueair Classic 405 work tirelessly for you. Easy-to-read LED icons let you see the status of your air purifier’s Wi-Fi connection, operating speed and filter. Adjusting operation is easy. Just touch. Add our Blueair Aware monitor and download the free Blueair Friend app. This enables you to control the new Classic from afar, see room air quality and access outdoor air quality data in real time in most major urban areas.

Certifications and awards


Room size: 40 m² (430 ft²)

Top choice for mid-sized rooms

Designed for mid-sized rooms, our Blueair Classic 405 is a solid choice for those who have allergies, asthma and other respiratory issues. It gets the job done – quietly and effectively.

The Blueair Classic family

The Blueair Classic family

Our broad range of Classic air purifiers provides tried and tested solutions for a healthier life for you and your family. The next generation of the Classic family is Wi-Fi enabled, so adjustments are easy and can be made anytime, anywhere via the Blueair Friend app. It also operates with less energy, is more quiet and cleans a significantly larger area faster.

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Technical Specs

Room size40m2 (434 sq ft)
CADR (Smoke)476m3 per hour (280 cfm)
CADR (Dust)510m3 per hour (300 cfm)
CADR (Pollen)510m3 per hour (300 cfm)
Air changes per hour5
Dimensions (H x W x D)590 x 500 x 275 mm (23 x 20 x 11 in)
Product weight14 kg (31 lb)
Energy consumption15 - 90 watts
Noise levels32 - 52 dB(A)
Integrated air sensorsNo
Remote controlYes (via Blueair Friend App)
On/off timerYes (via Blueair Friend App)
Filter replacement indicatorYes
Speed control options1 - 2 - 3
Air outletSide
Air inletSide
Wi-Fi connectivityCompatible with 802.11 b/g/n router on 2.4GHz Wi-Fi Network band. Network security; open, WEP, WPA, & WPA2

Customer Reviews

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