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Samsung RF263AERS Water Filter Replacement
Confirmed by the manufacturer's parts listing
The RF263AERS uses the Samsung HAFCU1 (DA29-00003G)
- Part number
- DA29-00003G
- Also sold as
- HAFCU1, HAFCU1/XAA, DA29-00003B
- Replace
- every 6 months or 300 gallons, whichever comes first
Samsung lists the DA29-00003G as the replacement for the older DA29-00003B. It is a different filter from the HAF-CIN (DA29-00020B) and HAF-QIN, so match the number on your current filter.
As an Amazon Associate I earn from qualifying purchases. We verify the genuine filter only. Non-genuine results aren't checked by us: confirm the listing names your model and an NSF/ANSI certification.
Next change due in about 6 months. Add a reminder to your calendar:
Confirm before you buy
- Check the model label inside your fridge reads RF263AERS (or RF263AERS/XAA).
- The filter in your fridge now should be labelled DA29-00003G / HAFCU1 / HAFCU1/XAA / DA29-00003B.
How we checked this match
Confirmed by the manufacturer's parts listing: Samsung product page for HAFCU1/XAA.
Checked 2026-10-28. Spotted an error? Tell us.
Replacing the RF263AERS water filter
It's the same DA29-00003G filter in every refrigerator that uses it, but where it sits and how its housing opens can differ between models. Follow the DA29-00003G replacement steps or our full guide, how to change a samsung refrigerator water filter, and check your owner's manual for the filter's location on the RF263AERS.
Other refrigerators that use the DA29-00003G
RF263AERS water filter questions
What water filter does the Samsung RF263AERS use?
The Samsung HAFCU1 (DA29-00003G), also sold as HAFCU1, HAFCU1/XAA, DA29-00003B. Confirmed by the manufacturer's parts listing (Samsung).
How often should I change the RF263AERS water filter?
Replace the DA29-00003G every 6 months or 300 gallons, whichever comes first. Change it sooner if water flow from the dispenser slows noticeably.
What should I check before buying the DA29-00003G?
Samsung lists the DA29-00003G as the replacement for the older DA29-00003B. It is a different filter from the HAF-CIN (DA29-00020B) and HAF-QIN, so match the number on your current filter.