Lenovo Part
01YU591
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
X1 Carbon 6th Gen - (Type 20KH, 20KG) Laptop (ThinkPad) - 20KG0039GE
X1 Carbon 6th Gen - (Type 20KH, 20KG) Laptop (ThinkPad) - 20KGCTO1WW
X1 Carbon 6th Gen - (Type 20KH, 20KG) Laptop (ThinkPad) - 20KH0000FAU
ThinkPad X1 Carbon - 20KHCT01WW
ThinkPad X1 Carbon - 20KHCTO1WW