Home › Refrigerator Water Filters › Frigidaire › EI28BS51IB1
Water Filter for the Electrolux EI28BS51IB1 (WF2CB)
✓ 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:
✓
EI28BS51IB1 specifics — where the filter actually lives
The filter bay on the EI28BS51IB1 upper rear of the fresh-food section in most French-door builds with interior dispensers, the same estate every French-door refrigerator in this family uses. The seat is a twist-in design — the cartridge drops into the keyed seat and locks with a short quarter turn.
Owners of the EI28BS51IB1 report the same friction points: a stiff first removal on builds that sat on the same cartridge for years, and an indicator light that wants a manual reset after a non-OEM cartridge is seated. The badge reads EI28BS51IB1, but the chassis reads EI: it usually marks a French-door layout, which means shared cartridge economics — one media family, dozens of cabinet variants, all drinking from the same parts line. Finish letter sets like B1 never alter the bay; the WF2CB line fits the whole set.
EI vs EW — what the prefix tells you
Know your EI from your EW and the cartridge question halves: Ordering by prefix works because EI means French-door and EW means Wave-Touch Electrolux French-door in this catalog — and the cartridge pool overlaps both. capacity 28 cubic feet: a mid-to-full-size cabinet whose dispenser traffic sets the realistic change cadence.
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.
EI28BS51IB1 filter questions
How do I reset the filter light on the Electrolux EI28BS51IB1?
Hold the filter-reset control a few seconds after the swap; the status light clears only with a seated cartridge, and the EI28BS51IB1 manual maps the control by panel type.
Does the Electrolux EI28BS51IB1 need a bypass plug when the filter is out?
No — run it empty if you like; the WF2CB bay needs no bypass plug, it simply passes water through untreated.
Are off-brand filters safe for an Electrolux 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 WF2CB 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 EI28BS51IB1?
Every six months or at the rated gallon capacity, whichever comes first — the WF2CB 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 WF2CB. 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 →