Part / accessory · Winix

Winix Filter A (115115) True HEPA + carbon replacement filter

verified 2026-10-13 Specs from Winix America - Filter A 115115. Also known as: 115115, winix filter a.

Specs

categoryair purifier filter
replacement months hepa12
replacement months carbon3

Fits

  • purifier filter Winix Filter A (115115)
    True HEPA + carbon filter set shared by many Winix purifiers: 6300, P300, 5300, 5500, 5300-2, 6300-2, AM90, C909, 9800 and C535.

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Good to know
  • The Winix 5500-2 (the "-2" model) uses Filter H (116130), not Filter A, even though the older 5500 uses Filter A.
  • Winix: change the True HEPA filter about every 12 months and the carbon pre-filter about every 3 months.

What does the Winix Filter A (115115) True HEPA + carbon replacement filter work with?

3 models in the graph.

Informational only. Confirm with the manufacturer before buying or installing. Spotted a mistake? Report it.