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Refrigerators · parts

GE PSS29NSTGSS refrigerator water filter: MWFP

GE’s exact PSS29NSTGSS model page lists MWFP as a refrigerator filter accessory. GE’s cartridge page gives type-specific service and replacement limits. GE Profile 28.5-cu.-ft. stainless side-by-side refrigerator with integrated water dispenser. This record stays within the exact model string and cartridge source listed by the manufacturer; it is not a broad brand-family compatibility claim.

Safety boundary

  • Check the exact appliance Owner’s Manual for filter location and reset steps. GE’s guide says model/filter type matters.
  • Use the exact cartridge marking: MWFP. Do not force the filter; it should align and lock according to its type-specific instructions.
  • After replacement, follow the manufacturer’s purge instructions and inspect for leaks. The MSWF manual says to flush about 4.5 gallons; the MWF/MWFP guide says about 1–2 gallons; use the exact part/model guide.
  • Use only potable water within the filter’s specified conditions. Do not rely on the filter to disinfect water or treat water of unknown microbiological quality.
Part typeRefrigerator water-filter cartridge

Compatibility requires a direct model listing, explicit supersession, or equivalent manufacturer evidence.

Models explicitly covered

These model identities have the source evidence listed below. Read the part decision and suffix limits before ordering.

Required identifiers

  • Exact refrigerator model from rating plate: PSS29NSTGSS.
  • Full product/SKU code where applicable: PSS29NSTGSS.
  • Water-filter cartridge marking: MWFP.
  • Do not substitute a cartridge from another GE filter family.

Compatibility rules

  • GE’s exact model-specific parts page lists MWFP as an accessory for PSS29NSTGSS.
  • This mapping is for the exact model string PSS29NSTGSS; do not infer fit for other GE/Profile/Café/Monogram models or adjacent variants.
  • Use the exact MWF/MWFP or MSWF product label; GE says its filter families differ and are not interchangeable.

Never assume

  • MWFP fits every GE refrigerator or a nearby model just because the cabinet or filter looks similar.
  • MSWF and MWF/MWFP cartridges are interchangeable; GE lists them as distinct types.
  • The filter is a bypass cap, housing, manifold, air/odor filter, or other appliance accessory.
  • A certification/contaminant-reduction listing means the cartridge disinfects water or makes microbiologically unsafe/unknown-quality water safe.
  • A serial/production difference, filter-head repair, or replacement part supersession is resolved without checking the full appliance label and GE parts source.

Exact model-to-cartridge receipt

  • Appliance model named in manufacturer source: PSS29NSTGSS.
  • GE Appliances Parts’ exact PSS29NSTGSS model page names a 28.5-cu.-ft. stainless side-by-side refrigerator with an integrated dispenser and lists GE MWF / replacement cartridge MWFP among this exact model’s popular accessories. This is a distinct standard-depth side-by-side model, not a transfer from the GE GNE22 French-door record.
  • Listed replacement water-filter cartridge: MWFP.

Part purpose, identity and limits

The MWFP cartridge serves the refrigerator’s filtered-water/ice system for this model. GE’s exact PSS29NSTGSS model page lists MWFP as a refrigerator filter accessory. GE’s cartridge page gives type-specific service and replacement limits.

Keep the water cartridge separate from any air/odor filter, bypass, head or manifold. Certification and reduction claims apply only to the manufacturer’s listed conditions and contaminants.

Safe next step

Check the full appliance label and current cartridge mark before ordering. Follow the exact model manual and the part-specific replacement guide for valve handling, installation, flush and filter-indicator reset.

Catch drips, do not force a cartridge that will not align, and inspect for leaks after replacement. Use only potable water within the published operating limits.

Sources and claim boundariesReviewed 2026-10-02
GE Appliances: GE exact PSS29NSTGSS refrigerator model and filter fitGE Appliances Parts’ exact PSS29NSTGSS model page names a 28.5-cu.-ft. stainless side-by-side refrigerator with an integrated dispenser and lists GE MWF / replacement cartridge MWFP among this exact model’s popular accessories. This is a distinct standard-depth side-by-side model, not a transfer from the GE GNE22 French-door record. This manufacturer model page names the exact model and source-backed cartridge, not a brand or family-wide fit claim.Open official source →GE Appliances Parts: GE MWF Refrigerator Water Filter (MWFP)Identifies MWFP as the improved MWF-family cartridge, compatible with select GE side-by-side and bottom-freezer refrigerators; gives six-month replacement, twist-and-lock design, 40–120 psi, 0.5 gpm max flow, and bounded NSF/ANSI fields.Open official source →GE Appliances: Refrigerator - Replacing the Water FilterGE’s guide covers MWF/MWFP cartridge removal, alignment, turn-to-lock installation, drips and 1–2 gallon flush; it recommends replacement after six months or typical 170–200 gallons depending on model and says flow decline can warrant earlier replacement. Check the exact appliance manual where details vary.Open official source →
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