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Coway

Coway Airmega 400

4.1 (8 reviews)

High-performance dual-suction air purifier with HyperCaptive™ filtration, 3 Smart Modes, dual HEPA filters, and AQI indicator. Covers 264 m²

$623.00
In Stock: Delivered within 2-5 business days
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Key Features

  • Dual-Suction Purification System
  • HyperCaptive™ Filtration — 99.999% particle capture
  • Dual Max2 Green True HEPA Filters
  • 3-Stage Filtration on each side

Key Features

Engineered for Pure Air

High-performance dual-suction air purifier with HyperCaptive™ filtration, 3 Smart Modes, dual HEPA filters, and AQI indicator. Covers 264 m²
Dual-Suction Purification System
HyperCaptive™ Filtration — 99.999% particle capture
Dual Max2 Green True HEPA Filters
3-Stage Filtration on each side
3 Smart Auto Modes
Real-Time AQI Indicator
Filter Replacement Indicator
Touch Control panel
Energy Efficient Eco Mode
Sleep Mode
Washable Pre-Filter
Covers up to 264 m²
Lifestyle

Dual Power

Dual-suction purification for massive spaces

The Airmega 400 draws air from both sides simultaneously through its dual-suction system, delivering a powerful CADR of 576 m³/h to purify up to 2842 sq. ft — the largest coverage in the Coway range.

Dual HyperCaptive™

Two Max2 Filter Sets for Maximum Efficiency

Dual Washable Pre-Filters

Two reusable pre-filters on each side capture large particles. Simply vacuum or rinse — no replacement needed, reducing long-term maintenance costs.

Dual Activated Carbon Filters

Twin carbon filters absorb gases, VOCs, and odours from both intake sides simultaneously for comprehensive chemical and odour removal.

Dual Green True HEPA Filters

Two Max2 Green True HEPA filters work in parallel, trapping 99.999% of nano-sized particles down to 0.01 microns from both sides of the unit.

Filter Technology
Lifestyle

Smart Auto

3 smart settings that adapt to every space

Let the Airmega 400 handle everything with 3 intelligent auto settings. The air filter indicator tells you precisely when the two Max2 filters need replacement, ensuring peak performance at all times.

Controls

Eco Performance

Eco Mode & Sleep Mode for 24/7 operation

Energy Efficient Eco Mode reduces consumption when air is clean. Sleep Mode minimizes noise and dims indicators for undisturbed rest. The real-time AQI display provides continuous air quality feedback.

576 CADR m³/h
2842 sq. ft
20dB Min Noise
11kg Weight

Technical Details

Full Specifications

The Coway Airmega 400 is a high-performance air purifier engineered for large spaces up to 264 m² Its dual-suction purification system draws air from both sides simultaneously, maximizing filtration efficiency. Equipped with Coway's HyperCaptive™ Filtration process and dual Max2 Green True HEPA filters, it traps 99.999% of nano-sized particles down to 0.01 microns. The 3-stage filtration includes a washable pre-filter, activated carbon filter, and Green True HEPA filter on each side. Three Smart Auto Modes let the Airmega adapt to every space automatically. The air filter indicator alerts you when the two Max2 filters need replacement. Energy Efficient Eco Mode and Sleep Mode optimize power consumption and noise levels. Touch controls, a real-time AQI indicator, and 3 fan speed settings provide complete air quality management.

Model
AM400 AP-2015F
Room Coverage
264 m² (60 min)
CADR
576 m³/h
Noise Level
20–48 dB
Filter Type
Green True HEPA (×2)
Dimensions
37.59 (W) × 37.59 (D) × 57.9 (H) cm
Weight
11 kg
Color
White
Warranty
2 Years

Customer Reviews

See Why Customers Love the Coway Airmega 400

Kevin I.Verified

Works reasonably well. I need more time to fully evaluate it.

Ling W.Verified

Good for daily use. Noise level is acceptable but not the quietest.

Jin W.Verified

Perfect for allergy season. My symptoms have reduced significantly.

Angela Q.

Happy with the product overall. Instruction manual could be better.

Chad I.Verified

My baby sleeps so much better since we installed this in the nursery.

Common Questions

Frequently Asked Questions About the Coway Coway Airmega 400

Yes. All products sold by Pure & Co come with a standard Australian Type I plug (three-pin angled). No adapter needed.

The Coway Airmega 400 includes a manufacturer-backed warranty. Duration varies by brand - typically 1 to 5 years. See the product specifications or contact us for details.

Shipping is free on all orders over AUD 50. The Coway Airmega 400 (AUD 623) qualifies for free standard delivery Australia-wide.

Yes. The Coway Airmega 400 uses HEPA filtration that captures fine smoke particles (PM2.5 and smaller). During bushfire events, close windows and run the purifier on high speed for rapid air cleaning.

Most HEPA filters last 6 to 12 months under normal use. Heavy use during bushfire season, around pets, or in dusty environments may shorten the interval. The unit's filter indicator will alert you when it's time.

Yes. We offer a 30-day return policy on unused products in original packaging. See the Return Policy page for full details.