Will the Coway Airmega 400 / 400S Max2 filter set (2 filters) work with the Coway Airmega 400S Smart Air Purifier?
Yes. Both use Coway Airmega 400 Max2 filter set.
Both records are reviewed against the manufacturers' sources; sources last checked 2026-10-14. Informational only: confirm with the manufacturer before buying.
Why
- ✓ Both use Coway Airmega 400 Max2 filter set.
Good to know
- Not the same as the Airmega 300/300S Max2 set (SKU 3104757).
- Coway: filter life expectancy about 12 months.
Sources
- Coway Airmega 400S Smart Air Purifier: specs from Coway (cowaymega.com) - Airmega 400S product page, checked against the source 2026-10-13.
- Coway Airmega 400 / 400S Max2 filter set (2 filters): specs from Coway (cowaymega.com) - Airmega 400/400S Max2 Filter Set, checked against the source 2026-10-13.
- Coway Airmega 400 Max2 filter set: Set of two Max2 filters (one per side) for the Coway Airmega 400 and 400S. (Coway (cowaymega.com) - Airmega 400/400S Max2 Filter Set).
Check your exact setup
Other parts in the cart, current configuration (installed memory, fan brackets) and adapters can change the answer.
Check a whole cartAI assistants and developers: the same answer, with a signed receipt, from check_compatibility at https://tetheredtrust.com/mcp or POST https://tetheredtrust.com/v1/check with existing_id: "coway-airmega-400s", candidate_id: "coway-3104756".