Coway Airmega 300S. Full-Room (1256 sq ft) Smart Detox HEPA Purifier with App + Alexa

Large Spaces Hold More Than Just Air

Big rooms mean more surfaces, more traffic, and more buildup. What you can’t see - VOCs, mold spores, allergens, fine dust - is what affects your lungs the most. And the more space you have, the more ground they cover.

Full-Room Filtration You Can Trust

Coway Airmega 300S delivers high-performance air detox for large spaces up to 1,256 sq. ft. With advanced filtration and real-time air monitoring, it captures particles as small as 0.01 microns. Few purifiers go that far.

Advanced Filtration Technology

• HyperCaptive™ Filtration System: Washable pre-filter, activated carbon, and Green True HEPA™ - removes 99.999% of airborne particles as small as 0.01 microns
• Max2 Filter Set: Integrated HEPA and carbon filters reduce odors, VOCs, and airborne contaminants
• Real-Time Air Monitoring: Sensors detect air quality and adjust fan speed automatically

Smart Features for Modern Living

• IoCare App: Monitor indoor and outdoor air, set schedules, and get filter alerts from your phone
• Alexa Compatible: Hands-free voice control for effortless operation
• Smart Modes:
  • Auto: Adjusts power based on pollution
  • Eco: Shuts off fan when air is clean
  • Sleep: Lowers noise and energy use at night

Engineered for Large Spaces

• Coverage: Up to 1,256 sq. ft. in 30 minutes
• CADR: Smoke: 285 CFM, Dust: 306 CFM, Pollen: 339 CFM
• Noise Level: 22–52 dB operation
• Power: Energy Star certified, 57 watts

Specifications

• Dimensions: 13.6 x 13.6 x 21.2 in
• Weight: 21.4 lbs
• Color Options: White, Grey
• Certifications: Energy Star, ETL, CARB
• Warranty: 5-year limited manufacturer’s warranty

What’s Included

• 1x Coway Airmega 300S Air Purifier
• 1x Max2 Filter Set (pre-installed)
• 1x User Manual

Shipping & Guarantee

• Ships FREE from U.S. Warehouse
• Processing Time: 1 to 3 business days
• Delivery: 3 to 7 business days
• 30-Day Money-Back Guarantee

Clean Air, Every Hour

Large spaces need more than surface solutions. The Airmega 300S filters deeply, adjusts automatically, and runs quietly in the background. Breathe easier. Sleep better. Stay protected.