Genuine or replacement? The checked answer.
Type your fridge model number. See the filter it takes and whether a cheaper replacement is really listed to the same standards, with every certification linked to its source.
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The trap most shoppers miss
NSF/ANSI 42 only
Taste, odor and chlorine. No lead claim. Often the cheapest version of a brand's filter.
Adds NSF/ANSI 53
Health claims such as lead and cysts, named in the listing.
Adds NSF/ANSI 401
Emerging compounds such as some medicines and pesticides.
Same brand, nearly the same name, very different listings. Read the 2026 study.
Popular filters, compared
HAF-QIN
9 replacements checked
Buy genuine
DA29-00020B
18 replacements checked
Either, if you pick a matching tier
EDR1RXD1
0 replacements checked
Buy genuine
LT1000P
13 replacements checked
Check before you buy
LT700P
18 replacements checked
Check before you buy
EPTWFU01
9 replacements checked
Check before you buy
Why trust these answers
Sources you can click
Fit from the maker's own page. Certifications from NSF, IAPMO R&T and WQA listings, by exact model, with the read date.
Checked twice
Every certification row is confirmed by a second, separate lookup before it goes live.
Money never decides
Verdicts follow published rules. We may earn from some links; it never changes a verdict. How we check.