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Primary replacement filter set

Winix HEPAMax Filter K 118410 replacement filter

HEPAMax Filter K (part 118410) fits Winix T1, according to the official Winix product page.

Official Winix fit · checked

Winix models that use HEPAMax Filter K 118410

This filter is listed for one model. Open a model to see its complete list of primary, optional, and specialty filters.

Before you order

What to check in a 118410 listing

  • The listing names part 118410. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: Winix T1.
  • The pack size and pieces included match what you need. Genuine and third-party filters can differ.
  • The total price with shipping, seller feedback, and delivery estimate work for you.

Care guidance

Replacement schedule

Winix does not publish a fixed interval for this filter; replace it when the unit’s Filter Replacement Indicator illuminates. Winix recommends replacing True HEPA filters every 12 months in general.

Usage conditions can affect service life. Follow the cited manufacturer guidance for this part.

Compare compatible options

These share at least one compatible model but may do a different job, such as a carbon pre-filter or a specialty version. Check each part page before buying.

Frequently asked questions

How often should I replace the Winix HEPAMax Filter K (118410)?

Winix does not publish a fixed interval for this filter; replace it when the unit’s Filter Replacement Indicator illuminates. Winix recommends replacing True HEPA filters every 12 months in general.

Which Winix models use the HEPAMax Filter K 118410?

According to the official Winix product page, HEPAMax Filter K (118410) fits Winix T1. Verify the model label on your unit before ordering.

Do aftermarket 118410 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number 118410, review the listing details, and verify the model label on your unit before buying.

Official compatibility record

Manufacturer source

Official Winix America product page identifies HEPAMax Filter K, SKU 118410, as compatible with model T1.

Winix America HEPAMax Filter K - 118410

Source compatibility checked 2026-08-29. Recheck the listing and your purifier label before ordering.