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Water Filter for the Frigidaire XGHS2645KF2 (ULTRAWF)
✓ 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:
✓
XGHS2645KF2 specifics — where the filter actually lives
The XGHS2645KF2 carries its water filter inside the fresh-food cavity, position varying with dispenser spec, so expect to clear one shelf edge before you have working room. Mechanically the XGHS2645KF2 uses a twist-in cartridge: one twist to release, one to lock; between them you are holding the entire service procedure.
The small print owners learn the hard way: 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 ULTRAWF line — which is why fit listings key on chassis rather than door style. Trim code F2: cosmetic variants of one chassis, one cartridge family.
Reading the XGHS2645KF2 model code — what the digits tell you
Size class 26 cubic feet — worth knowing because a full household works a cartridge harder than the rated six months assumes. The trim walk never reaches the plumbing: the ULTRAWF cartridge is the one constant across the model run.
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.
XGHS2645KF2 filter questions
XGHS2645KF2 filter light will not turn off — what is the reset step?
The reset is a press-and-hold on the filter control with the cartridge in place; check the XGHS2645KF2 owner’s manual for where that control sits on your panel.
Can I run the Frigidaire XGHS2645KF2 with no cartridge installed?
No bypass needed: the ULTRAWF bay closes on its own, and running empty simply means the water skips filtration until you seat a new cartridge.
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 ULTRAWF 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 XGHS2645KF2?
Every six months or at the rated gallon capacity, whichever comes first — the ULTRAWF 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 ULTRAWF | RECOMMENDEDULTRAWF Replacement Water Filter · 1-Pack – ClearFit | ULTRAWF Replacement Water Filter · 3-Pack – ClearFit | ULTRAWF Replacement Water Filter · 6-Pack – ClearFit |
|---|---|---|---|---|
| Price | OEM list | $15.49 | $38.70 | $69.66 |
| 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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