Air Filter LookupAir purifier filter finder

Winix filter finder

Winix air purifier replacement filters

Match your Winix purifier to its official replacement filter. Each of the 41 models below links to the Winix page that confirms the fit.

  • 41 models
  • 31 filters

Search Winix models and part numbers

Use the model number on your purifier's label, or the part number printed on your old filter.

Matching filters appear as you type.

Start here

By part number

Winix replacement filters

Primary replacement filter set

Filter A

Part 115115

Fits 5300, 5300-2, 5500, 6300 +6 more

Specialty replacement filter set

Filter A +PetGuard

Part 1712-0004-12

Fits 5300, 5300-2, 5500, 6300 +6 more

Specialty replacement filter set

Filter A +SmokeGuard

Part 1712-0004-11

Fits 5300, 5300-2, 5500, 6300 +6 more

Primary replacement filter set

Filter T

Part 1712-0093-00

Fits HR900, HR950, HR951, HR1000

Optional pet pre-filter pack

Filter U

Part 1712-0094-00

Fits 5300-2, 5500-2, C535, HR900

Primary replacement filter set

Filter D

Part 114090

Fits 5000S, 9000S, 9300

Primary replacement filter set

Filter B

Part 114190

Fits 9500, U300

Primary replacement filter set

Filter C

Part 113050

Fits B151, P150

Primary replacement filter set

Filter E

Part 113250

Fits B451, P450

Primary replacement filter set

Filter H

Part 116130

Fits 5500-2, AM80

Primary replacement filter set

Filter N

Part 112180

Fits NK100, NK105

Primary replacement filter set

Filter O

Part 1712-0110-00

Fits A230, A231

Primary replacement filter set

Filter Q

Part 1712-0123-00

Fits 5510, 5520

Primary replacement filter set

Filter D3

Part 1712-0101-02

Fits D360

Primary replacement filter set

Filter D4

Part 1712-0100-02

Fits D480

Primary replacement filter cassette

Filter F

Part 114290

Fits U450

Primary replacement filter set

Filter G

Part 115122

Fits 5500

Primary replacement filter set

Filter I

Part 116131

Fits C555

Replacement carbon pre-filter pack

Filter Pack P

Part 115119

Fits 5500

Primary replacement filter set

Filter R

Part 1712-0118-00

Fits T810

Primary replacement filter set

Filter S

Part 1712-0096-00

Fits C545

Primary replacement filter set

Filter X

Part 1712-0089-01

Fits XQ

Primary replacement filter set

Filter X2

Part 1712-0089-03

Fits XLC

Primary replacement filter set

Filter Z

Part 1712-0121-00

Fits C610

By purifier model

All Winix models A–Z

Free download

Air purifier filter crosswalk CSV

Winix models are included in a spreadsheet with one row per official model-to-filter match, including the source link and replacement guidance.

Download the crosswalk CSV

Avoid ordering the wrong size

How to find your replacement filter

  1. Read the model label

    The model number is printed on a sticker on the back or bottom of your air purifier.

  2. Match the part number

    Search the model to see its primary filter name and exact manufacturer part number.

  3. Compare and order

    Check that the listing names the same part number, then compare price, pack size, and shipping.