Lenovo FANS
45N5612
is compatible in the following Models:
Lenovo ThinkPad R Series laptops
ThinkPad R400 - 7438A21
ThinkPad R400 - 7439A25
ThinkPad R400 - 7439AY3
ThinkPad R400 - 7439BP1
ThinkPad R400 - 7439CTO
ThinkPad R400 - 7439PQ6
ThinkPad R400 - 7439PT4
ThinkPad R400 - 7439R17
ThinkPad R400 - 7439RA1
ThinkPad R400 - 7439RC6