FiltersFast FFUS-003 Replacement for 3US-AF01



Ships by Monday 5/23/2022
Buy 1 - 3 $24.95 ea.
Buy 4+ $19.95 ea.

The FiltersFast FFUS-003 is the compatible replacement filter for the 3US-AF01. The FFUS-003 is an under-the-sink water filter designed to reduce chlorine taste and odor in drinking water and can also filter out sand, soil, silt, rust, and sediment down to 5 microns. The FFUS-003 filter also replaces previous part number WHCF-SRC and Wd-3us-pf01.


  • Part Number: FFUS-003
  • Replaces Part Number: 3US-AF01, WD-3US-AF01, Aqu-9601
  • Dimensions: 10.437" x 3.187"
  • Filter Rating: 5 Microns
  • Flow Rate: 2.0 GPM
  • Operating Temp: 40-100 F
  • No tools required for filter change
  • Capacity: 2,000 gallons or 6 months (depending on water quality and usage)

The FFUS-003 is the correct replacement water filter cartridge for the following filtration systems:

  • 3US-PS01
  • 3US-AS01
  • WF0120, TIER1-US-WF0120
  • Whirlpool WHCF-SUF / WHCF-SUFC

FiltersFast FFUS-003 Installation Instructions

Compatible Parts:

The FiltersFast FFUS-003 Replacement for 3US-AF01 is the correct replacement for the following part numbers:

Part Number
Excelpure Ep-wfc2800a
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Customer Reviews:

Total Reviews: 6 | Average Rating: 4.7 / 5.0

Ronald Gabriel2022-02-20

Continue to use this product.

Collected by
Brenda Wells2021-12-21

This product for under sink cold water works best for us.

Collected by
Michael Z2021-11-13

Exact replacement for and old 3M filter system.

Collected by

Product is fine, packaging was terrible.

Collected by

Quick receipt, easy install, clean water output

Collected by
Jerry F2019-03-02

This is the second time I have ordered this filter. Each time it arrived in a timely manner and the website was easy to use and order from! The filter works perfectly and I am very pleased with it's use.

Collected by

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