Lenovo SYSTEM BOARDS
5B21D53587
is compatible in the following Models:
Lenovo ThinkPad P Series laptops
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y30032AU
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3CTO1WW
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3S03Q00
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y3S0B600
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S1DS00
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S4J100
ThinkPad P1 Gen 4 (20Y3, 20Y4 ) Laptop - 20Y4S51Y00