Primary replacement filter set
Winix Filter D – 114090 replacement filter
Filter D (114090) fits Winix 5000S, Winix 9000S and Winix 9300 according to the cited Winix source.
114090
Check official Winix availability
Non-affiliate link to the cited official product page.
Quick fit check
Filter D fit and replacement facts
Winix sells this as a one-year replacement filter set: replace the set every 12 months. The included AOC carbon filter is washable during that period.
Compatible Winix models
Follow a model link for its complete primary, optional, specialty, and alternative filter list.
| Model | Filter | Part number | Role | Source | Marketplace |
|---|---|---|---|---|---|
| Winix 5000S | Filter D | 114090 |
Primary replacement filter set | Winix America Filter D - 114090 | Check prices |
| Winix 9000S | Filter D | 114090 |
Primary replacement filter set | Winix America Filter D - 114090 | Check prices |
| Winix 9300 | Filter D | 114090 |
Primary replacement filter set | Winix America Filter D - 114090 | Check prices |
Buying checklist
What to check in a filter listing
Confirm that the listing names part 114090 and one of the compatible models: Winix 5000S, Winix 9000S and Winix 9300. Similar-looking filters are not proof of fit.
Decide whether you want an OEM or aftermarket filter, then compare the included pieces, product photos, seller details, delivery estimate, and total price.
Care guidance
Replacement schedule
Winix sells this as a one-year replacement filter set: replace the set every 12 months. The included AOC carbon filter is washable during that period.
Usage conditions can affect service life. Follow the cited manufacturer guidance for this part.
Frequently asked questions
How often should I replace the Winix Filter D (114090)?
Winix sells this as a one-year replacement filter set: replace the set every 12 months. The included AOC carbon filter is washable during that period.
Which Winix models use the Filter D 114090?
According to the official Winix product page, Filter D (114090) fits Winix 5000S, Winix 9000S and Winix 9300. Verify the model label on your unit before ordering.
Do aftermarket 114090 filters work?
Marketplace listings may be from the manufacturer or a third party. Match the exact part number 114090, review the listing details, and verify the model label on your unit before buying.
Manufacturer source
Official Winix America product page identifies Filter D, SKU 114090, as compatible with models 5000S, 9000S and 9300.
Winix America Filter D - 114090
Source compatibility checked 2026-05-24. Recheck the listing and your purifier label before ordering.