Coway Air Purifier Airmega 300S White True HEPA Filtration system 1256 sq ft Coverage, WiFi enabled, Auto, Eco & Sleep Mode, Timer, Air Quality & Filter Replacement Indicator
Coway Air Purifier Airmega 300S White True HEPA Filtration system 1256 sq ft Coverage, WiFi enabled, Auto, Eco & Sleep Mode, Timer, Air Quality & Filter Replacement Indicator
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Coway Air Purifier Airmega 300S White True HEPA Filtration system 1256 sq ft Coverage, WiFi enabled, Auto, Eco & Sleep Mode, Timer, Air Quality & Filter Replacement Indicator

Key item features

  • Large Coverage: Coway Airmega 300S air purifier accommodates large rooms up to 1,256 square feet, cleaning the air at least twice per hour.
  • Advanced Filtration: HyperCaptive filtration system with activated carbon and True HEPA filter captures 99.999% of particles as small as 0.01 microns, including allergens and pollutants.
  • WiFi Enabled: Equipped with Wi-Fi and the Mobile IoCare App for real-time air quality monitoring, remote control, scheduling, and filter management.
  • Smart Modes: Features five fan modes (Smart, Sleep, Low, Medium, High) and an Auto Mode that adjusts fan speed based on air quality and lighting conditions.
  • Quiet Operation: Nearly silent at lower speeds with a maximum noise level of 43.2 dB at the highest setting.
  • Energy Efficient: Energy Star certified, consuming only 56 watts, with a timer function offering 1, 4, and 8-hour settings.
  • Filter Indicator: Intuitive filter replacement indicator alerts when filters need changing, ensuring optimal performance.
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Current price is $549.99
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Sold and shipped by Sylvane
4.260975609756097 stars out of 5, based on 410 seller reviews(4.3)
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4.7 out of 5 stars
stars15 ratings14 reviews
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Showing 1-3 of 14 reviews

Aug 15, 2025
N
Sold and shipped bySylvane
5 out of 5 stars review

Verified Purchase

This air purifier has made a big difference in the health of our household. It alerts us of poor air pollution and kicks on by itself. It's easy to use and easy to clean and we are breathing cleaner air.

Incentivized Review
Helpful?36UPYMEVXSMK147862839
Oct 2, 2021
Kristen
5 out of 5 stars review

Seller Verified Purchase

Great purchase

Easy to set up it has made such a difference in the air quality of our home. We liked it so much we bought 2. I have one at home and one at work.

Review from Coway USA
Helpful?36UPYMEVXSMK147862839
Aug 6, 2024
Stephen in LV
5 out of 5 stars review

Seller Verified Purchase

Whisper-quiet air purifier worth the money

This air purifier does a fantastic job keeping your air quality clean. We have 2000 square feet to cover and this unit works to purify our entire house. It was easy to set up and understand how to operate it. I love how quiet it is so it can be on throughout the night without disrupting sleep. It's also easy to clean and replace the dual filters when they need changing, which the purifier does for you through the app. Totally worth the investment!

Review from Coway USA
Helpful?36UPYMEVXSMK147862839
reply from Customer Service

Thank you for sharing your experience! We're thrilled to hear that the Airmega 300S is keeping your whole home fresh and that the setup and operation have been seamless. It’s wonderful that its quiet performance lets you enjoy clean air without sleep disruptions, and we’re glad the app has made filter maintenance easy for you. We truly appreciate your support and are glad to hear it’s been a worthwhile investment! Coway USA