Lenovo HARD DRIVES
04W4197
is compatible in the following Models:
Lenovo ThinkPad Edge laptops
ThinkPad Edge E420 - 1141227
ThinkPad Edge E420 - 1141CTO
ThinkPad Edge E520 - 114355M
ThinkPad Edge E520 - 114356M
ThinkPad Edge E520 - 1143AZM
ThinkPad Edge E520 - 1143CTO
ThinkPad Edge E520 - 1143D9M