Will the LG LT120F refrigerator fresh-air filter work with the LG LFXS30766S French-door refrigerator (older model)?
Yes. LG LT120F refrigerator fresh-air filter is listed as the original (OEM) part for this model.
Both records are reviewed against the manufacturers' sources; sources last checked 2026-10-13. Informational only: confirm with the manufacturer before buying.
Why
- ✓ LG LT120F refrigerator fresh-air filter is listed as the original (OEM) part for this model.
Good to know
- LG LT120F fresh-air filter (sold separately from the water filter): replace every 6 months or when the filter light comes on (LG). LG's support page for this model links "Compatible with LG LT120F Fresh Air Filter".
Sources
- LG LFXS30766S French-door refrigerator (older model): specs from LG US support page for LFXS30766S (LFXS30766S.ASTCNA0), checked against the source 2026-10-13.
- LG LT120F refrigerator fresh-air filter: specs from LG US LT120F product page, checked against the source 2026-10-07.
- Part listing: LG US support page for LFXS30766S ("Compatible with LG LT120F Fresh Air Filter").
Check your exact setup
Other parts in the cart, current configuration (installed memory, fan brackets) and adapters can change the answer.
Check a whole cartAlso checked with the LG LFXS30766S French-door refrigerator (older model)
AI assistants and developers: the same answer, with a signed receipt, from check_compatibility at https://tetheredtrust.com/mcp or POST https://tetheredtrust.com/v1/check with existing_id: "lg-lfxs30766s", candidate_id: "lg-lt120f".