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Honeywell air purifier

Honeywell HPA4300 replacement filter

Honeywell HPA4300 uses Filter Y3 True HEPA Replacement Filter (part HRFY3) as its primary replacement filter set.

Official Honeywell fit · checked

All compatible Honeywell HPA4300 filters

Every part number below is a primary replacement filter for this model.

Filter Part number Type Price
Filter Y3 True HEPA Replacement Filter HRFY3 Primary replacement filter set Check price

Price links open sponsored eBay searches for the exact part number.

Before you order

How to buy the right Honeywell HPA4300 filter

  • Confirm the label on your purifier reads HPA4300.
  • Make sure the listing names part HRFY3, not just a similar-looking filter.
  • Check the pack size and pieces included. Genuine and third-party filters can differ.
  • Compare the total price with shipping, plus the seller's feedback and delivery estimate.

Care guidance

Replacement schedule

  • Filter Y3 True HEPA Replacement Filter HRFY3: The cited product page does not state a fixed replacement cadence for Filter Y3; the package contains 1 True HEPA filter element.

Usage and air quality can affect service life. Follow the cited manufacturer guidance for each part.

Frequently asked questions

What filter does the Honeywell HPA4300 use?

The Honeywell HPA4300 uses Filter Y3 True HEPA Replacement Filter (HRFY3). Each part number on this page is backed by an official Honeywell source.

How often should I replace the Honeywell HPA4300 filter?

The cited product page does not state a fixed replacement cadence for Filter Y3; the package contains 1 True HEPA filter element.

Where can I check replacement filters for the Honeywell HPA4300?

This page links directly to the cited official Honeywell product page and shows sponsored individual eBay listings when a fresh exact-part snapshot is available, with an exact-part eBay search fallback. This site does not sell filters; match the part number and review the current source or seller listing before buying.

Official compatibility record

Manufacturer evidence

Each compatibility and care statement below is reproduced from the cited official manufacturer record. Check the source again before ordering.

Filter Y3 True HEPA Replacement Filter HRFY3

The official Honeywell Plugged In product specification states HRFY3 is designed exclusively for Honeywell HPA4300 air purifiers.

Source checked
Replacement guidance
The cited product page does not state a fixed replacement cadence for Filter Y3; the package contains 1 True HEPA filter element.
Guidance checked

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