Find the exact refrigerator filter. Verify every claim.

Search part numbers, old filter codes and aliases. See capacity, fit caveats, certification context and the source behind each specification.

Visible sources Evidence grades Exact identifiers
Evidence recordReviewed
GE AppliancesXWFEReplaces XWF
Capacity
170 gallons
Rated flow
0.5 gpm
Evidence
2 official sources
Compatibility
Directional, not symmetric
Every value links to its supporting source.
16canonical filter families
6exact refrigerator matches
31cited source records
39standard-to-filter links

Start with the filter number in your hand

Canonical pages consolidate package sizes, old numbers and engineering aliases into one research record.

Browse all filters

Start with the refrigerator label

These pages connect one exact appliance model to one reviewed filter family using manufacturer evidence. The directory is intentionally selective, not inferred from neighboring model numbers.

Browse verified models

A specification database, not a review farm

WaterFilterSpecs is designed to answer four separate questions: does it fit, does the refrigerator recognize it, what is the exact certified model, and which claims are actually supported?

Read the research method
  1. 01

    Normalize identity

    Part numbers are matched without punctuation, package-size noise or marketing variants.

  2. 02

    Separate fit from performance

    Physical compatibility never substitutes for certification evidence.

  3. 03

    Attach field-level sources

    Standards and claims point to the exact source record that supports them.

  4. 04

    Publish honest gaps

    Unknown capacity, missing performance sheets and secondary sources remain visible.

Browse by manufacturer

Each directory page preserves the difference between brand ownership and appliance compatibility.

Understand the label before trusting the claim

NSF/ANSI 42, 53 and 401 are not rankings. A standard only matters together with the exact product and exact reduction claim.

Read the standards guide
“Standard number ≠ universal contaminant list.”WaterFilterSpecs publishing rule