Fits checked Oct 1, 2026 · How we check
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Coway · air purifier

Coway Airmega 230 replacement filter

Use part 3111151. Replace every 12 months.

The filter that fits

Maker lists this model

Coway Airmega 230 and 240 Max2 Filter

Airmega 230 & 240 Max2 Filter

Part number
3111151also sold as 826439000592
How many
1 per unit
How often
Replace every 12 months
Buy Airmega 230 and 240 Max2 Filter on AmazonManufacturer page

Opens an Amazon search for Coway Airmega 230 and 240 Max2 Filter 3111151. Check the listing says 3111151.

See the sources

Look-alike models that take a different filter

The Airmega 250 takes a different Max2 filter (3109144).

Sources

High confidence: the manufacturer names this exact model on a live page. Each line is the page we read and the day we read it.

  • Which filter fits cowaymega.com Maker's own page checked Oct 1, 2026
    Airmega 230 & 240 Max2 Filter ... The filter contains one Max2 filter for your Airmega 230 or 240
  • How often cowaymega.com Maker's own page checked Oct 1, 2026
    Filter Life Expectancy is 12 Months
  • What's in it cowaymega.com Maker's own page checked Oct 1, 2026
    The Coway Airmega Max2 filter is an all-in-one HEPA filter system that combines HEPA filter technology with an activated carbon filter
Show all 4 sources

Which filter fits

  1. cowaymega.com Maker's own page checked Oct 1, 2026
    Airmega 230 & 240 Max2 Filter ... The filter contains one Max2 filter for your Airmega 230 or 240
  2. cowaymega.com Maker's own page checked Oct 1, 2026
    barcode 00003111151, sku 826439000592

How often

  1. cowaymega.com Maker's own page checked Oct 1, 2026
    Filter Life Expectancy is 12 Months

What's in it

  1. cowaymega.com Maker's own page checked Oct 1, 2026
    The Coway Airmega Max2 filter is an all-in-one HEPA filter system that combines HEPA filter technology with an activated carbon filter