Winix A231
- Device:
- Winix A231 Air Purifier
- Model:
- A231
- Market:
- US model (verified against US sources)
Compatible filter
Winix Filter O
Part number 1712-0110-00 · Official Winix part
Why this fits
Winix lists this part for this model on its official website.
Winix's official filter page states: "The genuine Winix Filter O is compatible with Winix Air Purifier units A230, A231, and T500."
View manufacturer source(official product page · Winix)(opens the official source in a new tab)
Checked October 2026
Maintenance
- Replace: every 12 monthsWinix recommends replacing the all-in-one True HEPA canister filter every 12 months.Source ↗
Intervals are manufacturer guidance; heavy use or poor air quality can shorten them.