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GermGuardian air purifier

GermGuardian AC3000 replacement filter

GermGuardian AC3000 has 2 primary replacement filter parts: FLT15CB4, FLT151. Match the role and part number before ordering.

Official GermGuardian fit · checked

Same filter, other models

Other GermGuardian purifiers that use the same filters

Filter V Carbon Replacement Filters (4-Pack) FLT15CB4

Filter V FLT151

Own more than one purifier? These models share the same official part number.

All compatible GermGuardian AC3000 filters

Primary filters are listed first. Specialty, optional, and alternative filters also fit, but you only need them if you want that feature.

Filter Part number Type Price
Filter V Carbon Replacement Filters (4-Pack) FLT15CB4 Replacement carbon pre-filter pack Check price
Filter V FLT151 Replacement filter set Check price
Filter V PET PURE FLT151PT Specialty replacement filter set Check price
Filter V SMOKE CLEAR FLT151SM Specialty replacement filter set Check price
Filter V TOXIN CLEAR FLT151VO Specialty replacement filter set Check price

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

Official package contents

What's in the box

From the linked official GermGuardian product page. Marketplace packs can differ, so compare before you buy.

Filter V Carbon Replacement Filters (4-Pack) FLT15CB4

Before you order

How to buy the right GermGuardian AC3000 filter

  • Confirm the label on your purifier reads AC3000.
  • Make sure the listing names part FLT15CB4 and FLT151, 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 V Carbon Replacement Filters (4-Pack) FLT15CB4: GermGuardian recommends replacing the activated carbon filter layer every 2 to 3 months depending on use. Package contains 4 carbon replacement filters.
  • Filter V FLT151: GermGuardian recommends replacing the 360-degree True HEPA and carbon filter set every 6 to 8 months.

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

Free calendar reminder

Never forget a filter change

Enter the date you installed the filter and we'll make a repeating calendar reminder based on the official replacement schedule.

Filter V Carbon Replacement Filters (4-Pack) filter set FLT15CB4

The calendar reminder starts 3 months after this date and repeats on that schedule.

Your date is processed only in this browser. The .ics calendar file is generated locally on your device and is not uploaded to this site.

Frequently asked questions

What filter does the GermGuardian AC3000 use?

The GermGuardian AC3000 uses Filter V Carbon Replacement Filters (4-Pack) (FLT15CB4), Filter V (FLT151) as its primary replacement filter parts. It also has these optional, specialty, or alternative compatible parts: Filter V PET PURE (FLT151PT), Filter V SMOKE CLEAR (FLT151SM), Filter V TOXIN CLEAR (FLT151VO). Those parts are not simultaneously required primary filters.

How often should I replace the GermGuardian AC3000 filter?

GermGuardian recommends replacing the activated carbon filter layer every 2 to 3 months depending on use. Package contains 4 carbon replacement filters.

Where can I check replacement filters for the GermGuardian AC3000?

This page links directly to the cited official GermGuardian 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 V Carbon Replacement Filters (4-Pack) FLT15CB4

Official Guardian Technologies product page identifies Filter V carbon replacement filter 4-pack, SKU FLT15CB4, as compatible with models AC151, AC3000, AC3050 and AP3151.

Source checked
Replacement guidance
GermGuardian recommends replacing the activated carbon filter layer every 2 to 3 months depending on use. Package contains 4 carbon replacement filters.
Guidance checked

Filter V FLT151

Official Guardian Technologies product page identifies Filter V, SKU FLT151, as compatible with models AC151, AC3000, AC3050 and AP3151.

Source checked
Replacement guidance
GermGuardian recommends replacing the 360-degree True HEPA and carbon filter set every 6 to 8 months.
Guidance checked

Filter V PET PURE FLT151PT

Official Guardian Technologies product page identifies Filter V PET PURE, SKU FLT151PT, as compatible with models AC151, AC3000, AC3050 and AP3151.

Source checked
Replacement guidance
GermGuardian recommends replacing the Pet Pure HEPA filter every 6 months. Carbon filters (FLT15CB4) can be replaced every 2 to 3 months.
Guidance checked

Filter V SMOKE CLEAR FLT151SM

Official Guardian Technologies product page identifies Filter V SMOKE CLEAR, SKU FLT151SM, as compatible with models AC151, AC3000, AC3050 and AP3151.

Source checked
Replacement guidance
GermGuardian recommends replacing the Smoke Clear HEPA filter set every 6 to 8 months.
Guidance checked

Filter V TOXIN CLEAR FLT151VO

Official Guardian Technologies product page identifies Filter V TOXIN CLEAR, SKU FLT151VO, as compatible with models AC151, AC3000, AC3050 and AP3151.

Source checked
Replacement guidance
GermGuardian recommends replacing the Toxin Clear HEPA filter set every 6 months. Carbon filters (FLT15CB4) can be replaced every 2 to 3 months.
Guidance checked

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