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LG LRFCS2503 water filter

The LG LRFCS2503 refrigerator uses water filter part number LT1000P, per the LG document linked below.

Verified from manufacturer doc LRFCS2503 / LRFNS2503 French door

Last checked against the manufacturer document:

Filter details

ItemDetail
Water filterLT1000P
Also accepted (per manual)LT1000PC, LT1000PCS

Filter details: LG LT1000P water filter page.

Applies to

Model numbers printed in the linked LG document (* = any character, as printed):

LRFCS2503*, LRFNS2503*

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Match the part number printed on your current cartridge.

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Where this data came from

LG French-door Owner's Manual (LRFCS2503* / LRFNS2503*), replacement cartridge section
Last checked 2026-10-26. If your fridge's label or manual disagrees, trust the label.

FAQ

What water filter does the LG LRFCS2503 use?

The LG LRFCS2503 refrigerator uses water filter part number LT1000P, per the LG document linked below.

How do I confirm the right cartridge for the LG LRFCS2503?

Read the part number printed on the cartridge you're replacing and match it exactly. Some refrigerators reject non-matching filters.

Where does this information come from?

LG French-door Owner's Manual (LRFCS2503* / LRFNS2503*), replacement cartridge section (https://gscs-b2c.lge.com/open/downloadFile?fileId=Td3SV50DXuydxGKW2CTP4g), last checked 2026-10-26.