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Water Filter for the Maytag MFI2665XEB0 (EDR4RXD1)
✓ 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:
✓
MFI2665XEB0 specifics — where the filter actually lives
Finding the bay is the easy part — this chassis puts it in the fresh-food compartment, typically the upper back wall in most French-door layouts, the same estate every French-door refrigerator in this family uses. This is a twist-style bay, the friendlier design: no tools, no housing removal, and the cartridge indexes in only one orientation despite looking symmetric.
The small print owners learn the hard way: the reset control is the step everyone skips; the light will not acknowledge a new cartridge on its own. Decode the plate and the parts question answers itself: count on MFI to place this unit among French-door builds; that placement carries the water-path geometry with it. Trim code B0: cosmetic variants of one chassis, one cartridge family.
MFI vs MSD — what the prefix tells you
Know your MFI from your MSD and the cartridge question halves: French-door versus side-by-side. Both generations draw from the same cartridge pool, so the prefix is a fit-check, not a barrier. Catalog convention puts the MFI2665XEB0 near 2010 to 2014 — an approximation, useful for bracketing the cartridge era only.
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.
MFI2665XEB0 filter questions
Filter light reset on the Maytag MFI2665XEB0 — how?
Lock in the new cartridge first, then hold the reset control for a few seconds — the MFI2665XEB0 manual documents the button for each panel variant.
Is a bypass plug required for the MFI2665XEB0 when the cartridge is removed?
No cap needed — the EDR4RXD1 bay passes water unfiltered while empty; it does not leak, it just skips filtration.
Are off-brand filters safe for a Maytag 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 EDR4RXD1 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 MFI2665XEB0?
Every six months or at the rated gallon capacity, whichever comes first — the EDR4RXD1 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 EDR4RXD1. 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
Related guides
POPULAR GUIDE
How to change a Whirlpool refrigerator water filter
Every Filter 1–6 bay location — including the door-mounted bays on WRX models, with door-open angles and cap-release quirks. — read the guide →
POPULAR GUIDE
How to reset your Whirlpool filter light
Filter 1–6 indicator maps showing which key actually clears the light on your panel. — read the guide →
WATER PROBLEM GUIDE
Does your fridge filter remove fluoride?
What EDR1RXD1-class carbon blocks actually take out — and the systems that do remove fluoride. — read the guide →