Compatible LG Refrigerator Models (partial list—always double-check your fridge manual or filter housing): LMXS30796D/S, LFXC24796S/D, LMXC23796S/D, LFXS28566S/M, LRFXS2503S, LMXS28626S/D, LFCC22426S, LRMXS2806S/D, LRFWS2906S, LFXS26566S/M, and many other InstaView, French Door, and side-by-side models requiring the LT1000P series.