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Water Filter for the Frigidaire FGUS2642LF1 (WF3CB)
✓ 100% compatible — no bypass plug needed
🔧 5-min push-in swap
🇺🇸 Ships from Indiana
Every cartridge that fits this model — pulled live from the catalogue:
✓
FGUS2642LF1 specifics — where the filter actually lives
The FGUS2642LF1 carries its water filter in the fresh-food compartment — exact spot varies by dispenser layout — usually a kneeling-height or shoulder-height swap, not a teardown. The seat is a twist-in design — the bay wants the cartridge offered flat, rotated a quarter turn, and nothing more — hand pressure only.
Order-day practicalities: the line is still live when you open the bay, so keep a towel in reach, and expect the filter-status light to need a reset before it believes the new cartridge. Under the cabinet differences one thing holds: the FGUS2642LF1 shares its water path with the whole WF3CB generation — the cartridge is the common denominator, not the door count. F1 is finish coding: handles, colors, panel options — none of it reaches the filter bay.
Reading the FGUS2642LF1 model code — what the digits tell you
Cabinet decode: 26 cu ft — the number that tells you whether this cartridge feeds a family-size dispenser or a compact one. The parts catalog sees it simply: the same WF3CB family covers this chassis end to end.
Swap it in 5 minutes
- Twist the old cartridge a quarter turn counterclockwise and pull it straight down — keep a towel in reach for the dribble.
- Fill the new cartridge with cold tap water so the chamber is not fighting an air pocket.
- Offer the new cartridge to the bay, push up, and twist a quarter turn clockwise until the stop catches.
- Run two gallons through the dispenser to flush carbon fines, then hold the filter-reset control until the status light clears.
What this filter takes out of your water
| What it targets | Standard that covers it |
|---|---|
| Chlorine taste & odor | NSF/ANSI 42 — aesthetic effects |
| Particulates, Class I | NSF/ANSI 42 — fine sediment |
| Lead | NSF/ANSI 53 — health effects |
| Cysts (cryptosporidium, giardia) | NSF/ANSI 53 — microbial |
| PFOA & PFOS | NSF/ANSI 53 (P473) — varies by cartridge |
Coverage above lists what the standard addresses, not a performance claim for any specific cartridge — removal claims vary by certificate, so check the NSF listing for the exact part number you are buying.
FGUS2642LF1 filter questions
FGUS2642LF1 filter light will not turn off — what is the reset step?
Press and hold the reset control until the light clears (a few seconds), with the new cartridge already seated — the FGUS2642LF1 owner’s manual lists the button location for your control panel.
FGUS2642LF1 with no water filter installed — safe, or does it need a bypass?
You can, but unfiltered — the WF3CB bay needs no bypass plug; it just passes water through without filtering while the cartridge is out.
Are off-brand filters safe for a Frigidaire refrigerator?
Certified aftermarket cartridges are built to the same NSF test standards as the OEM part, and federal warranty law (Magnuson-Moss) protects your coverage when you use them.
Why is the OEM WF3CB cartridge so much more expensive?
Part of the OEM price is the badge and the distribution chain. Certified alternatives meet the same test standards at a lower unit price, especially in multi-packs.
How often should I replace the filter in my FGUS2642LF1?
Every six months or at the rated gallon capacity, whichever comes first — the WF3CB class cartridges all share that service interval.
Do I need to turn off the water supply to change it?
No — the bay is designed for a live swap. Expect a small dribble, keep a towel in reach, and flush a couple of gallons through the new cartridge before the first glass.
Every filter that fits your fridge
| Cartridge | OEM WF3CB | RECOMMENDEDWF3CB Replacement Water Filter · 1-Pack – ClearFit | WF3CB Replacement Water Filter · 3-Pack – ClearFit | WF3CB Replacement Water Filter · 6-Pack – ClearFit |
|---|---|---|---|---|
| Price | OEM list | $10.49 | $26.22 | $47.16 |
| Verified fit | ✓ the bay cartridge | View & buy → | View & buy → | View & buy → |
This filter expires six months from today
Your HVAC filter is probably on a different cycle. Track them all in one place.
months until this filter should be replaced (200-gal rated life)
Free tool · tracks fridge + HVAC + whole-house · auto-refill optional
More models using this filter
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