Home › Refrigerator Water Filters › Frigidaire › FPHF2399MF6
Water Filter for the Frigidaire FPHF2399MF6 (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:
✓
FPHF2399MF6 specifics — where the filter actually lives
The filter bay on the FPHF2399MF6 inside the fresh-food cavity, position varying with dispenser spec, so expect to clear one shelf edge before you have working room. This is a twist-style bay, the friendlier design: seat the cartridge against the o-ring, quarter-turn clockwise, and let the keyed flange do the aligning for you.
The small print owners learn the hard way: expect the first swap to take longer than the box suggests — aged o-rings grip — so budget ten minutes, not five. Whatever the badge on the door says, the parts reality is the ULTRAWF media line; that is the anchor every compatible listing hangs from. The F6 ending is a finish code — color and handle options, not mechanical ones. Every finish of this chassis takes the same cartridge.
Reading the FPHF2399MF6 model code — what the digits tell you
The 23 cubic feet figure in the code is the household size proxy; larger households breach the rated gallons before the calendar does. The parts catalog sees it simply: model-code suffixes track cosmetics; the ULTRAWF fit is invariant across them.
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.
FPHF2399MF6 filter questions
FPHF2399MF6 filter light will not turn off — what is the reset step?
Seat the new cartridge first, then hold the filter-reset control for a few seconds until the status light clears — the exact button placement varies by control panel, so check the FPHF2399MF6 owner’s manual page for filter status.
Will the Frigidaire FPHF2399MF6 dispense water without a filter cartridge?
The bay self-seals: with no cartridge the FPHF2399MF6 still dispenses, just unfiltered. No bypass plug exists for this line.
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 FPHF2399MF6?
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
This bay takes the OEM ULTRAWF. ClearFit verified-fit alternatives for this exact slot are being staged — every compatible option for your fridge is one lookup away.
Check every filter that fits →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
Related guides
POPULAR GUIDE
How to change a Whirlpool refrigerator water filter
Every Filter 1–6 bay location — including the door-mounted bays on WRX models, with door-open angles and cap-release quirks. — read the guide →
POPULAR GUIDE
How to reset your Whirlpool filter light
Filter 1–6 indicator maps showing which key actually clears the light on your panel. — read the guide →
WATER PROBLEM GUIDE
Does your fridge filter remove fluoride?
What EDR1RXD1-class carbon blocks actually take out — and the systems that do remove fluoride. — read the guide →