Hero image 0 of 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, 0 of 10
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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Specs
- Filter typeActivated Carbon, HEPA
- Coverage area1256 sq ft
- Clean air delivery rate335 CFM
- Contaminants removedAllergens
- Microparticle performance rating99.99
- Decibel rating20.6 dB
Current price is USD$549.99
Price when purchased online
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Sold and shipped by Sylvane
4.250602409638554 stars out of 5, based on 415 seller reviews(4.3)415 seller reviews
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About this item
Product details
The Wi-Fi equipped Coway Airmega 300S air purifier efficiently filter harmful sources in your space, and capture 99.999% of nano-sized particles down to 0.01 microns, which is smaller than most allergens, bacteria, mold, and viruses. With coverage of up to 1,256 square feet, Coway’s three-stage HyperCaptive™ filtration system (with Green True HEPA™ filter) wraps any space in clean air, 24 hours a day. Features Coway’s IoCare App, filter change indicators, Smart Mode (that adapts the air purifier to its surroundings), and real-time air quality monitoring. "
- Coway Airmega 300S air purifier is designed to accommodate large room sizes up to 1,256 square feet and cleans the air at least two times per hour when used as recommended.
- Coway Airmega's HyperCaptive™ filtration system combined activated carbon and a True HEPA filter-captures and reduces up to 99.999% of particles 0.01 microns in the air, including pollen, pollutants, and other allergens. It also reduces more than 99% of volatile organic compounds and reduces fumes such as NH3 and CH3CHO.
- Coway Airmega 300S is Wi-Fi Equipped with Mobile IoCare AppMonitor your indoor and outdoor air quality in real-time, create easy reports to stay informed. Control from your device, including turning off/on, changing modes or fan speed, creating a schedule, and using a timer (1, 2, 4, or 8 hours). Monitor your filter usage and order replacements with the touch of a button. Also, works with Google Home and Alexa.
- Coway Airmega’s real-time air quality monitor keeps you informed of the quality of your air. In Auto Mode, the fan and purification levels adjust to the space as needed.
- Coway Airmega has five fan modes: Smart, Sleep, Low, Medium, and High. Noise level is nearly silent at lower speeds. Max noise at the highest setting is 43.2 dB.
- Coway Airmega is a smart, energy-efficient air purifier with a three-setting smart mode to adapt to its surroundings. Fan speed automatically adjusts based on the room’s air quality and lighting conditions to improve air quality.
- Coway Airmega’s intuitive filter replacement indicator lights when filters need changing, so there’s no need to keep track yourself.
- Coway Airmega has a timer with 1, 4, and 8-hour settings.
- Coway Airmega 300 is Energy Star certified and consumes 56 watts.
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Specifications
Filter type
Activated Carbon, HEPA
Coverage area
1256 sq ft
Clean air delivery rate
335 CFM
Contaminants removed
Allergens
Warranty
Warranty information
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Warnings
Warning Text
proposition 65 reasons:WARNING:This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
WARNING: On Product Combined Cancer ReproductiveSimilar items you might like
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Customer ratings & reviews
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Showing 1-3 of 14 reviews
Aug 15, 2025
N
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
