Air purifier filter compatibility

Winix replacement-filter guide

Official Filter H and Filter S starting points with unresolved detail fields shown rather than guessed.

Manufacturer sources checked 2026-07-21 · 2 model-family records

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Three checks

Read the purifier label, filter SKU, and stage-care instructions.

Verify the full model list on the current Winix page.
Do not infer Filter H versus S from cabinet appearance.
Price and replacement interval remain intentionally unknown.

Winix

Filter H

Purifier models: 5500-2

Official part / name: Filter H
Official price checked: Not safely captured—check current product page
Replacement guidance: Official interval was not captured in this pass
Washable pre-filter: Not captured

Watch-out

The official page loaded, but price, interval, and full compatibility details still require a fresh extract.

Winix official Filter H page →

Winix

Filter S

Purifier models: C909

Official part / name: Filter S
Official price checked: Not safely captured—check current product page
Replacement guidance: Official interval was not captured in this pass
Washable pre-filter: Not captured

Watch-out

The official page loaded, but price, interval, and full compatibility details still require a fresh extract.

Winix official Filter S page →

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