You know your fridge model number, but now you need the exact filter that fits. Nothing is more frustrating than ordering the wrong cartridge and dealing with leaks or bad taste. This guide makes it simple by showing clear model-to-filter matches for the most popular brands.
Why Compatibility Matters
Using the wrong filter is one of the most common mistakes. It can cause slow flow, leaks around the housing, or water that still tastes off. The right match ensures proper seal, correct flow rate, and full performance from day one.
How to Find Your Refrigerator Water Filter Model Number
If you have not yet found your fridge’s model number, check the sticker inside the refrigerator (usually on the upper wall, ceiling, or near the crisper). The manual also lists it clearly.
For easy tips, see How to Find Your Refrigerator Water Filter Model Number.
Popular Brand Compatibility Lookup
Here are the most common refrigerator models and their correct water filter matches:
LG Refrigerators
- Most French door and side-by-side models (LMXS, LFXS, LMXC series) → LG LT1000P
- Some older or specific models → LT120F or LT700P
Detailed guide: LG LT1000P Water Filter: Compatibility, Features & Buying Guide
Frigidaire Refrigerators
- Gallery and Professional series (most FGHB, FPBS, FFHB models) → Frigidaire ULTRAWF
- PureSource Ultra II compatible also works well on many units
Full review and alternatives: Frigidaire ULTRAWF Filter: Full Review, Compatibility & Alternatives
Kenmore Refrigerators
- Most Kenmore Elite and standard side-by-side models → Kenmore 9083
- Older models may use 469690 or 9930
Complete info: Kenmore 9083 Water Filter: Compatibility, Performance & Replacement Guide
Sub-Zero Refrigerators
- Most built-in and integrated models → Sub-Zero 4204490
- Some older units may require 7023812 or 7012333
Honest review: Sub-Zero Water Filter 4204490: Is It Worth the Price?
Quick Tips for Accurate Matching
- Always use the full refrigerator model number (not just the series).
- Check both the water filter and air filter needs if your model has both.
- Verify the connection type (push-in vs twist-in).
- Confirm NSF certification for the contaminants important to you.
- When in doubt, cross-check on the manufacturer’s official site.
Next Steps After Finding Your Filter
Once you know the correct part number, decide between OEM and compatible versions based on your budget and water conditions. Then focus on proper installation and replacement schedule for best results.
For help deciding between options, read How to Choose the Right Refrigerator Water Filter (Complete Buying Guide).
Wrapping Up
Finding the right refrigerator water filter is straightforward once you locate your model number and match it correctly. Use the mappings above for LG, Frigidaire, Kenmore, and Sub-Zero to avoid common mistakes like leaks or poor filtration. The right filter keeps your water tasting clean and your fridge running smoothly.
Our shop offers verified filters with clear compatibility information for all major brands. Tell us your model number and we’ll point you to the perfect match.