Water Filter for the GE PSB42YPHASV (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

PSB42YPHASV · Quick Facts

TYPE

refrigerator

YEARS MADE

—

FILTER LOCATION

in the fresh-food compartment — exact spot varies by dispenser layout

FILTER SLOT

MWF bay

REPLACE EVERY

Every 6 months

ALSO BRANDED AS

—

PSB42YPHASV · Quick Facts

Filter locationin the fresh-food compartment — exact spot varies by dispenser layout

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 PSB42YPHASV. 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 →

PSB42YPHASV specifics — where the filter actually lives

Finding the bay is the easy part — this chassis puts it in the fresh-food compartment — exact spot varies by dispenser layout, a spot that survives trim changes across the refrigerator run. It is a twist-lock bay: offer the cartridge, feel the base o-ring register, and lock it by geometry rather than by force.

Field notes: the line is still live when you open the bay, so keep a towel in reach, and expect the filter-status light to need a reset before it believes the new cartridge. What pins the parts choice down is the media line: the PSB42YPHASV shares its water path with the whole MWF generation — the cartridge is the common denominator, not the door count. The SV tail marks finish variants of one chassis; the filter bay is shared across the entire finish range.

Reading the PSB42YPHASV model code — what the digits tell you

Cabinet decode: 42 cubic feet — the number that tells you whether this cartridge feeds a family-size dispenser or a compact one. The trim walk never reaches the plumbing: model-code suffixes track cosmetics; the MWF fit is invariant across them.

Swap it in 5 minutes

Installing the water filter in the PSB42YPHASV (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.

PSB42YPHASV filter questions

Filter light reset on the GE PSB42YPHASV — how?

Hold the filter-reset control a few seconds after seating the new cartridge; placements vary by control panel, and the PSB42YPHASV manual’s filter-status page has the exact spot.

Can I run the GE PSB42YPHASV with no cartridge installed?

Nothing to buy — the MWF housing closes without a cartridge; water runs unfiltered until the next one goes in.

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 PSB42YPHASV?

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 →