Lenovo SYSTEM BOARDS
5B21K93278
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XW50D400
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XWS2E00
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XXCVS900
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XXS04F00
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XXS1KS1H
ThinkPad X1 Carbon 9th Gen - (20XW, 20XX) Laptop - 20XXS4MX00
ThinkPad X1 Yoga 6th Gen (20XY, 20Y0) Laptop - 20XY002PLUS
ThinkPad X1 Yoga 6th Gen (20XY, 20Y0) Laptop - 20XYCT01WW
ThinkPad X1 Yoga 6th Gen (20XY, 20Y0) Laptop - 20Y0S5RU00