Water Filter for the GE PCK23NHMAFWW (MWF)

Your GE refrigerator takes the MWF slot. Below is every filter that fits — OEM and certified alternatives — with real prices.

✓ 100% compatible — no bypass plug needed

🔧 5-min push-in swap

🇺🇸 Ships from Indiana

PCK23NHMAFWW · Quick Facts

TYPE

refrigerator

YEARS MADE

—

FILTER LOCATION

in the fresh-food compartment, placement dependent on the dispenser package

FILTER SLOT

MWF bay

REPLACE EVERY

Every 6 months

ALSO BRANDED AS

—

PCK23NHMAFWW · Quick Facts

Filter locationin the fresh-food compartment, placement dependent on the dispenser package

Filter slotMWF bay

Replace everyEvery 6 months

Typical installTwist or push — 5 minutes, no tools

Every cartridge that fits this model — pulled live from the catalogue:

✓

Verified fit for PCK23NHMAFWW. Cross-checked against GE service documentation — this model family uses the MWF bay with no chip or bypass restrictions.

Not your model? Check the finder →

PCK23NHMAFWW specifics — where the filter actually lives

On the PCK23NHMAFWW, the cartridge in the fresh-food compartment, placement dependent on the dispenser package, a deliberate placement that keeps the swap away from the door seals and drawer rails. It is a twist-lock bay: one twist to release, one to lock; between them you are holding the entire service procedure.

Two quirks worth knowing before you order: the reset control is the step everyone skips; the light will not acknowledge a new cartridge on its own. Under the cabinet differences one thing holds: this chassis drinks from the MWF family, one of the most cross-referenced cartridges in the GE catalog. Trailing letters like WW denote trim and finish: stainless, panel-ready, handle variants. The water path is identical across them.

Reading the PCK23NHMAFWW model code — what the digits tell you

The two digits after the letters are the cabinet size: this is a 23 cu ft refrigerator, which sets how much dispenser work the cartridge does between changes. Cross-checking by chassis pays off here: trim codes shuffle doors and finishes; the MWF cartridge family is the fixed point.

Swap it in 5 minutes

Installing the water filter in the PCK23NHMAFWW (MWF bay)

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.

PCK23NHMAFWW filter questions

Clearing the filter status light on a GE PCK23NHMAFWW?

Press and hold the reset control until the light clears (a few seconds), with the new cartridge already seated — the PCK23NHMAFWW owner’s manual lists the button location for your control panel.

Is a bypass plug required for the PCK23NHMAFWW when the cartridge is removed?

No cap needed — the MWF bay passes water unfiltered while empty; it does not leak, it just skips filtration.

Are off-brand filters safe for a GE 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 MWF 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 PCK23NHMAFWW?

Every six months or at the rated gallon capacity, whichever comes first — the MWF 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

OEM MWF cartridge

This bay takes the OEM MWF. 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 →