Lenovo SYSTEM BOARDS
5B21L33807
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X13 Gen 4 (21EX, 21EY) Laptop - 21EX0029A
ThinkPad X13 Gen 4 (21EX, 21EY) Laptop - 21EX007
ThinkPad X13 Gen 4 (21EX, 21EY) Laptop - 21EYS41S00
ThinkPad X13 Gen 4 (21EX, 21EY) Laptop - 21EYS70E01
ThinkPad X13 Gen 4 (21EX, 21EY) Laptop - 21EYSBMR00
ThinkPad X13 Yoga Gen 4 (21F2, 21F3) Laptop - 21F2CTO1WWAU2
ThinkPad X13 Yoga Gen 4 (21F2, 21F3) Laptop - 21F3S08504
ThinkPad X13 Yoga Gen 4 (21F2, 21F3) Laptop - 21F3XA0400