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Water Filter for the Whirlpool WRF540CWBW01 (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:
✓
WRF540CWBW01 specifics — where the filter actually lives
The WRF540CWBW01 carries its water filter upper rear of the fresh-food section in most French-door builds with interior dispensers, the same estate every French-door bottom-freezer refrigerator in this family uses. The seat is a twist-in design — offer the cartridge, feel the base o-ring register, and lock it by geometry rather than by force.
The recurring owner notes: the first removal takes more force than every later one, and skipping the reset leaves a change-light glaring at a perfectly fresh cartridge. The badge reads WRF540CWBW01, but the chassis reads WRF: Whirlpool built these as French-door bottom-freezer machines, and the filter bay inherits the geometry that implies, including where the dispenser feed runs. Read the 01 ending as a revision marker — Whirlpool used it for running changes, none of which touched the EDR4RXD1 bay.
WRF vs WRS — what the prefix tells you
Catalog shorthand: French-door bottom-freezer versus side-by-side. Both generations draw from the same cartridge pool, so the prefix is a fit-check, not a barrier. Model years 2014 to 2018 — the manufacturer-stated window for the WRF540CWBW01, per the official efficiency listing.
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.
WRF540CWBW01 filter questions
Reset procedure for the change-filter alert on the WRF540CWBW01?
Lock in the new cartridge first, then hold the reset control for a few seconds — the WRF540CWBW01 manual documents the button for each panel variant.
Running the WRF540CWBW01 with an empty filter bay — does it need a cap?
No — run it empty if you like; the EDR4RXD1 bay needs no bypass plug, it simply passes water through untreated.
Are off-brand filters safe for a Whirlpool 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 WRF540CWBW01?
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
| Cartridge | OEM EDR4RXD1 | RECOMMENDEDUKF8001 Replacement Water Filter · 1-Pack – ClearFit | EDR4RXD1 EveryDrop Filter 4 Replacement · 1-Pack – ClearFit | UKF8001 Replacement Water Filter · 3-Pack – ClearFit |
|---|---|---|---|---|
| Price | OEM list | $17.99 | $17.99 | $44.97 |
| Verified fit | ✓ the bay cartridge | View & buy → | View & buy → | View & buy → |
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 →