Air Purifier

AC 3257/20

Intelligent Air technology :

Specially designed Auto-purification mode to filter out harmful particles, gases in a convenient way

Specially designed Allergen mode to filter out COMMON AIRBORNE ALLERGENS

  • NanoProtect HEPA/S3 & AC filter
  • Particle CADR: 397m3/h
  • Room size: up to 1108 ft2 (according to NRCC standard)
  • High efficiency purification removes 99.97% particles (at 0.3 micron)
  • Filters out ultra fine particles as small as 0.003um (800x smaller than PM2.5)


  • Superior Purification that can be applied to max 1108 ft² room

    Vitashield with aerodynamics design and extra thick NanoProtect HEPA Filter boost clean air delivery to 397 m3/h, that can be applied to up to 1108 ft² room. It can removes 99.97% of particles as small as 0.003um* (more than 800 times smaller than PM2.5), removes 99.97%* common airborne allergens, 99.9% bacteria and some viruses such as H1N1*. It also provides you the assured protection from harmful gases like odor and TVOC.

  • Real time PM2.5 feedback and 4 color AQI light

    The numerical PM2.5 indicator together with 4-step color ring feedback provides real time indoor air quality.
  • Healthy air protect alert for filter life time with accuracy

    With advanced AeraSense technology, the filter lifetime is accurately calculated based on indoor pollution level, air flow and operation time. Healthy air protect alert lets you know promptly when it is time to replace the filter. If the filter is not replaced promptly, the appliance stops functioning to avoid running with no effect since filter not effective. So you are assured of healthy air always.
  • Ultra silent under sleep mode with only 33db

    Product turns down fan speed and noise level in silent mode for your comfortable night of sleep, lights on products can be turned off as you like
  • Certified or tested by AHAM, ECARF and Airmid

    Certified or tested by AHAM, ECARF and Airmid*
  • Automatically monitors, reacts & purifies the air

    Benchmarked against a professional-grade sensor, Philips AeraSense technology is highly effective in sensing even the slightest change in indoor air conditions. It continuously monitors the air and automatically adjusts the fan speed when it detects a change in particles.

Product Specifications

Product Model AC 3257/20
Area Covered (sq. ft) up to 1108 ft²
Clean Air Delivery Rate 397  m³/h
No of Filters 3
Warranty 2 Years
Frequency 50/60 Hz
Voltage 220-240 V
Power 11-60 W
Noise level Ultra Silent Sleep Mode
Filters out PM2.5 >99%***
Filters out bacteria >99.99% ***

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