Water Filter for the GE TFX28PBBGWW (MWF)

TFX28PBBGWW specifics — where the filter actually lives

On the TFX28PBBGWW, the cartridge high in the fresh-food section in most top-freezer builds, near the controls, so expect to clear one shelf edge before you have working room. It is a twist-lock bay: no tools, no housing removal, and the cartridge indexes in only one orientation despite looking symmetric.

Practical notes from the install forums: the change light ignores the new cartridge until you reset it, and the first removal always takes more muscle than the manual implies. TFX is not a trim code, it is a chassis statement: TFX machines come from the top-freezer program, and GE’s parts system rewards you for knowing it: one cartridge family covers the run. The WW tail marks finish variants of one chassis; the filter bay is shared across the entire finish range.

TFX vs GSS — what the prefix tells you

Catalog shorthand: Ordering by prefix works because TFX means top-freezer and GSS means side-by-side in this catalog — and the cartridge pool overlaps both. the 28 cu ft figure in the code is the household size proxy; larger households breach the rated gallons before the calendar does.

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

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.

TFX28PBBGWW filter questions