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Water Filter for the Whirlpool WRF991BOOM01 (EDR2RXD2)
✓ 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:
✓
WRF991BOOM01 specifics — where the filter actually lives
Finding the bay is the easy part — this chassis puts it inside the fresh-food cavity, upper zone in most French-door builds, so expect to clear one shelf edge before you have working room. Mechanically it is a quarter-turn twist-in seat: the cartridge drops into the keyed seat and locks with a short quarter turn.
Field notes: carbon fines in the first pours are normal for a fresh bed, and the filter timer only restarts when you hold the reset. Read the prefix and the maintenance writes itself: WRF marks the French-door bottom-freezer line in Whirlpool’s catalog, so cross-referencing cartridges by chassis rather than by door style keeps you out of the wrong-parts queue. Suffix 01 = production revision; filtration hardware was not part of the revision cycle.
WRF vs WRS — what the prefix tells you
WRF versus WRS is the first fork in the parts catalog: WRF means French-door bottom-freezer, WRS means side-by-side. For filter shopping the distinction matters less than you would think — same line, different cabinet. The constant across every trim of this machine is the cartridge line — the WRF991BOOM01 shares its water path with the whole EDR2RXD2 generation — the cartridge is the common denominator, not the door count.
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.
WRF991BOOM01 filter questions
WRF991BOOM01 filter light will not turn off — what is the reset step?
Lock in the new cartridge first, then hold the reset control for a few seconds — the WRF991BOOM01 manual documents the button for each panel variant.
Is a bypass plug required for the WRF991BOOM01 when the cartridge is removed?
No cap needed — the EDR2RXD2 bay passes water unfiltered while empty; it does not leak, it just skips filtration.
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 EDR2RXD2 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 WRF991BOOM01?
Every six months or at the rated gallon capacity, whichever comes first — the EDR2RXD2 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 EDR2RXD2. 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 →