Lenovo SYSTEM BOARDS
5B21D53507
is compatible in the following Models:
Lenovo ThinkPad P Series laptops
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3001EUK
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3CTO1WW
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3S03C00
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3S07100
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S0ET00
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S26P00
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S2EJ00