Coway Airmega 400 / 400S Compatible Filters

The Coway Airmega 400 and 400S use a large dual-filter system designed specifically for this series.

Only replacement filters made for the Airmega 400 / 400S will fit correctly and maintain proper airflow and filtration performance.

This page lists confirmed compatible replacement filters for the Coway Airmega 400 / 400S.

Official compatible filters

• Coway Max2 Filter Set for Airmega 400 / 400S

Notes

• Dual HEPA and activated carbon filter system
• Designed for high-capacity air purification
• Not interchangeable with smaller Airmega models

How to confirm your model

• Check the label on the rear of the unit
• Confirm the model reads Airmega 400 or 400S
• Do not assume compatibility based on size alone

Where to buy compatible filters

Compatible filters are typically available from:

• Coway (manufacturer)
• Authorized retailers
• Select third-party filter brands

Always confirm compatibility before purchasing.

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