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Coway air purifier

Coway Airmega 250S replacement filter

Coway Airmega 250S uses Max2 Filter (part 3109144) as its primary replacement filter set.

Official Coway fit · checked

Same filter, other models

Other Coway purifiers that use Max2 Filter 3109144

Own more than one purifier? These models share the same official part number.

All compatible Coway Airmega 250S filters

Every part number below is a primary replacement filter for this model.

Filter Part number Type Price
Max2 Filter 3109144 Primary replacement filter set Check price

Price links open sponsored eBay searches for the exact part number.

Official package contents

What's in the box

From the linked official Coway product page. Marketplace packs can differ, so compare before you buy.

Max2 Filter 3109144

Before you order

How to buy the right Coway Airmega 250S filter

  • Confirm the label on your purifier reads Airmega 250S.
  • Make sure the listing names part 3109144, not just a similar-looking filter.
  • Check the pack size and pieces included. Genuine and third-party filters can differ.
  • Compare the total price with shipping, plus the seller's feedback and delivery estimate.

Care guidance

Replacement schedule

  • Max2 Filter 3109144: Coway lists the Max2 Filter life expectancy as one year, so replace the filter set every 12 months.

Usage and air quality can affect service life. Follow the cited manufacturer guidance for each part.

Free calendar reminder

Never forget a filter change

Enter the date you installed the filter and we'll make a repeating calendar reminder based on the official replacement schedule.

Max2 Filter filter set 3109144

The calendar reminder starts 12 months after this date and repeats on that schedule.

Your date is processed only in this browser. The .ics calendar file is generated locally on your device and is not uploaded to this site.

Frequently asked questions

What filter does the Coway Airmega 250S use?

The Coway Airmega 250S uses Max2 Filter (3109144). Each part number on this page is backed by an official Coway source.

How often should I replace the Coway Airmega 250S filter?

Coway lists the Max2 Filter life expectancy as one year, so replace the filter set every 12 months.

Where can I check replacement filters for the Coway Airmega 250S?

This page links directly to the cited official Coway product page and shows sponsored individual eBay listings when a fresh exact-part snapshot is available, with an exact-part eBay search fallback. This site does not sell filters; match the part number and review the current source or seller listing before buying.

Official compatibility record

Manufacturer evidence

Each compatibility and care statement below is reproduced from the cited official manufacturer record. Check the source again before ordering.

Max2 Filter 3109144

Coway's official product description states that the package contains one Max2 Filter for Airmega 250 and Airmega 250S. The visible SKU is 3109144.

Source checked
Replacement guidance
Coway lists the Max2 Filter life expectancy as one year, so replace the filter set every 12 months.
Guidance checked

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