Honeywell HAC-504 Humidifier Replacement Filter, Filter A

  • Honeywell HAC-504 Humidifier Replacement Filter, Filter A
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Genuine Honeywell Filter for Cool Moisture Models
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Regular: $23.95
Price: $16.95
You Save: $7.00 (29% Off)
  • The updated version of the HAC504 now features a new optimized filter design that maximizes moisture output.
  • Blue pre-filter layer helps capture large airborne particles from the air that passes through the filter.
  • Protec treated antimicrobial filter inhibits up to 99% of mold growth.
  • Antimicrobial treatment helps prevent the growth and migration of mold, fungus and bacteria on the filter.
  • Wicking filter captures minerals and pollutants from water and helps prevent white dust.

Fits Honeywell Humidifier Models:

  • HCM-300 Series: HCM-300T, HCM-305T, HCM-310T, HCM-315T, HCM-350, HCM-350B,
  • HEV-300 Series: HEV-312, HEV-355
  • HCM-500 Series: HCM-530, HCM-535, HCM-535-20, HCM-540, HCM-550, HCM-550-19, HCM-551, HCM-560
  • HCM-600 Series: HCM-630, HCM-631, HCM-632, HCM-635, HCM-640BW, HCM-645, HCM-646, HCM-650
  • HCM-700 Series: HCM-710
  • HCM-1000 Series: HCM-1000, HCM-1000C, HCM-1010
  • HCM-2000 Series: HCM-2000C, HCM-2001, HCM-2002, HCM-2020, HCM-2050
  • Also fits: Enviracaire Model: ECM-250i

Combating and removing various harmful pollutants and minerals, these Honeywell replacement filters have an exceptionally high compatibility range. They can be placed in nearly all Honeywell natural cool moisture humidifiers. The addition of Protec Antibacterial Treatment decreases the amount of growth and migration of mold, fungus, algae and bacteria in the filter. Ensure a premier and hospitable breathing environment for yourself and your loved ones with a Genuine Honeywell Filter.

The Honeywell HAC-504 Replacement Filter is an ideal replacement for natural cool moisture humidifiers and will greatly assist in the removal of minerals and pollutants from the water. The Protec antimicrobial treatment helps prevent the growth and migration of mold, fungus, algae and bacteria on the filter. Featuring an optimized filter design, the Honeywell HAC-504 allows for the maximum in moisture output. It is recommended that the humidifier wicking filter be flipped regularly for the very best result. Depending on water quality and usage, wicking filters should be replaced every 30-60 days.

Compatible does not mean comparable. For best performance, use only Genuine Honeywell Filters.

Product Details
  • Genuine Honeywell Filter
  • Product Size (LxWxH): 3.75 x 5.75 x 9.25 in.
  • Change your filter if it is hard, crusty or brittle, it develops an odor or if the moisture output has decreased.
Product Specs
UPC:
328785003574
MPN:
HAC504PF1

Compatible with Humidifier Models:

  • HCM300T (HCM-300T) Humidifier
  • HCM305T (HCM-305T) Humidifier
  • HCM305TCST (HCM-305T-CST) Humidifier
  • HCM310T (HCM-310T) Humidifier
  • HCM315T (HCM-315T) Humidifier
  • HCM350 (HCM-350) Humidifier
  • HCM350B (HCM-350B) Humidifier
  • HCM350BCST (HCM-450B-CST) Humidifier
  • HCM530 (HCM-530) Humidifier
  • HCM535 (HCM-535) Humidifier
  • HCM53520 (HCM-535-20) Humidifier
  • HCM540 (HCM-540) Humidifier
  • HCM550 (HCM-550) Humidifier
  • HCM55019 (HCM-550-19) Humidifier
  • HCM551 (HCM-551) Humidifier
  • HCM560 (HCM-560) Humidifier
  • HCM630 (HCM-630) Humidifier
  • HCM631 (HCM-631) Humidifier
  • HCM632 (HCM-632) Humidifier
  • HCM632TG (HCM-632TG) Humidifier
  • HCM635 (HCM-635) Humidifier
  • HCM640BW (HCM-640BW) Humidifier
  • HCM645 (HCM-645) Humidifier
  • HCM646 (HCM-646) Humidifier
  • HCM710 (HCM-710) Humidifier
  • HCM1000 (HCM-1000) Humidifier
  • HCM1000C (HCM-1000C) Humidifier
  • HCM-1010 (HCM-1010) Humidifier
  • HCM2000 (HCM-2000) Humidifier
  • HCM2000C (HCM-2000C) Humidifier
  • HCM2001 (HCM-2001) Humidifier
  • HCM2002 (HCM-2002) Humidifier
  • HCM2020 (HCM-2020) Humidifier
  • HCM2050 (HCM-2050) Humidifier
  • HCM2051 (HCM-2051) Humidifier
  • HCM2052 (HCM-2052) Humidifier
  • HEV312 (HEV-312) Humidifier
  • HEV355 (HEV-355) Humidifier
  • Enviracaire Mode ECM250i (ECM-250i) Humidifier
Honeywell HAC-504 Humidifier Replacement Filter, Filter A Video
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Customer Reviews

4.9

Average score based on 3278 reviews

Rating: 4.9/5Rating: 4.9/5Rating: 4.9/5Rating: 4.9/5Rating: 4.9/5
Write A Customer Review Review
Honeywell HAC-504 Humidifier Replacement Filter, Filter A Reviews

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 12/06/2022 by Diane H

wicking humidifier filter

Holds up well even with our very hard water

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 12/05/2022 by Marlene V

Good product

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 12/05/2022 by Chester P

HAC-504 review

Timely. Good product. Thanks.

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/29/2022 by Thomas R

I love this stuff

This is a great product. Don't buy the knockoffs, they simply don't work as well. Honeywell thank you for keeping my air safe and humid!

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/29/2022 by Janet J

Highly Recommend

Have used these filters for years in my humidifier. Excellent product and prompt service when reordering.

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/18/2022 by Micah Z

Work well

Price has gone up ~20% over the last couple years, but what hasn't? These still perform better than generic options on Amazon.

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/17/2022 by Hao-Jan S

work well

was able to last for around a month each

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/16/2022 by evan b

hac-504 humidifier filters

We use the humidifiers and filters in three of our bedrooms during the winter season.

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/12/2022 by Robert P

Filter purchase

Prompt service deliver and easy payment on website

Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - Reviewed: 11/11/2022 by Diane B

Honeywell HAC-504 Humidifier Filter A

11-11-22 I have been using Honeywell's Filters for my humidifier for close to 10 years and continue to be most satisfied with the quality of these filters. I am pleased to recommend Honeywell Filters for ensuring clean filtering with your humidifier. Diane