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Water Filter for the GE PSE27NHWACSS (MWF)
✓ 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:
✓
PSE27NHWACSS specifics — where the filter actually lives
On the PSE27NHWACSS, the cartridge in the lower fresh-food zone in most side-by-side layouts, knee height or below, a deliberate placement that keeps the swap away from the door seals and drawer rails. Mechanically it is a quarter-turn twist-in seat: offer the cartridge, feel the base o-ring register, and lock it by geometry rather than by force.
Two quirks worth knowing before you order: plan on a towel for the first pull — sitting water in the line — and a five-second reset hold once the fresh cartridge is in. The PSE in PSE27NHWACSS is doing real work: it usually places the machine in the Profile side-by-side family, a strong hint at the cartridge line, the reset behavior, and the service documentation worth consulting. Finish codes such as SS change the look, not the plumbing — order the cartridge by model, ignore the finish letter.
PSE vs PSK — what the prefix tells you
PSE and PSK are neighbors in the same Profile side-by-side family; the catalog uses them for different production runs, the parts system does not. read the code as 27 cu ft of capacity, which tells you the cartridge’s real workload between changes.
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.
PSE27NHWACSS filter questions
PSE27NHWACSS filter light will not turn off — what is the reset step?
Hold the filter-reset control a few seconds after the swap; the status light clears only with a seated cartridge, and the PSE27NHWACSS manual maps the control by panel type.
Does the GE PSE27NHWACSS need a bypass plug when the filter is out?
You can, but unfiltered — the MWF bay needs no bypass plug; it just passes water through without filtering while the cartridge is out.
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 PSE27NHWACSS?
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
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 →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
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