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Water Filter for the GE PSCS3RGXGFSS (MSWF)
✓ 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:
✓
PSCS3RGXGFSS specifics — where the filter actually lives
The filter bay on the PSCS3RGXGFSS at the base of the fresh-food compartment in most side-by-side builds — grille or lower rear, a spot that survives trim changes across the PSC run. Mechanically the PSCS3RGXGFSS uses a twist-in cartridge: offer the cartridge, feel the base o-ring register, and lock it by geometry rather than by force.
Practical notes from the install forums: keep a folded towel under the bay before you open it; the line holds a cup of water even with the valve shut. The PSC in PSCS3RGXGFSS is doing real work: PSC typically codes for Profile side-by-side machines in this catalog, and in that format the water path is long enough that a neglected cartridge shows up as flow drop before it shows up as taste. SS is finish coding: handles, colors, panel options — none of it reaches the filter bay.
PSC vs PFS — what the prefix tells you
Two prefixes, two missions: Ordering by prefix works because PSC means Profile side-by-side and PFS means Profile French-door in this catalog — and the cartridge pool overlaps both. Whatever the badge on the door says, the parts reality is this chassis drinks from the MSWF family, one of the most cross-referenced cartridges in the GE catalog.
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.
PSCS3RGXGFSS filter questions
How do I reset the filter light on the GE PSCS3RGXGFSS?
The reset is a press-and-hold on the filter control with the cartridge in place; check the PSCS3RGXGFSS owner’s manual for where that control sits on your panel.
Will the GE PSCS3RGXGFSS dispense water without a filter cartridge?
The bay self-seals: with no cartridge the PSCS3RGXGFSS still dispenses, just unfiltered. No bypass plug exists for this line.
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 MSWF 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 PSCS3RGXGFSS?
Every six months or at the rated gallon capacity, whichever comes first — the MSWF 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 MSWF. 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
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