Live Chat
Filters Fast Logo Header
bbb A+ site secured
Free Shipping on orders over $75 | FREE 365-DAY RETURNS

Product Availability

Please provide your e-mail address below to receive a notification when this product becomes available:


Thanks! We'll send you a notification when this product is available!

Compare & Save

FiltersFast FFUS-003 Replacement for 3M Filtrete 3US-AF01

Retail: $39.99
You Save: 38%
Buy 1 - 3 for $24.95 ea.
Buy 4+ for $19.95 ea.
Ships by Monday 4/19/2021

3M Filtrete 3US-AF01 Replacement Water Filter

Retail: $49.99
You Save: 40%
Buy 1 - 5 for $29.95 ea.
Buy 6+ for $26.95 ea.
Ships by Monday 4/19/2021
Compare & SaveUse the table below to compare
5 Microns
Micron Rating
5 Microns
Activated Carbon
Media Type
Activated Carbon
Check Icon
NSF 42 Certified
Check Icon
X Icon
NSF 53 Certified
X Icon
Sign up for the Home Filter Club during checkout.
You choose how often you want your filter, and we take care of the rest.
Are you a purchasing agent? Purchasing for a business?
Contact [email protected] to gain access to case quantity discounts, account management and terms!
Product Information
FiltersFast FFUS-003
3M Filtrete 3US-AF01

The 3M Filtrete 3US-AF01 Replacement Water Filter is an undersink water filter designed to fit the 3M Filtrete 3US-AS01 & 3US-PS01, and Whirlpool WHCF-SUF & WHCF-SUFC water filtration systems. The 3US-AF01 filter has been NSF/ANSI tested and certified for the reduction of chlorine taste and odor in drinking water, and can also filter out sand, soil, silt, rust, and sediment. The 3US-AF01 filter is a genuine 3M Filtrete product and replaces previous part number WHCF-SRC.  

3M Filtrete 3US-AF01 Replacement Water Filter Specifications:

  • Micron Rating: 5
  • Flow Rate: 2.0 GPM
  • Operating Temp: 40-100 F
  • Dimensions: 10 7/16 inches x 3 3/16 inches 
  • No tools required for filter change
  • Capacity: 2,000 gallons or 6 months
  • Filtrete Systems equipped with an internal shut-off valve

The 3M Filtrete 3US-AF01 is the correct replacement water filter cartridge for the following filtration systems:

  • 3M Filtrete 3US-AS01
  • aqu-3us-af01
  • 3M Filtrete 3US-PS01
  • Whirlpool WHCF-SUF
  • Whirlpool WHCF-SUFC


Customer Reviews

There are no reviews for this product yet!