Compatible Part Number: ASM P/N 45N1000 / 45N1004 / 45N1006 / 45N1010 / 45N1106 / 42T4702 / 42T4751 / 42T4755 / 42T4794 / 42T4796 / FRU P/N 45N1001 / 45N1005 / 45N1007 / 45N1011 / 45N1107 / 42T4703 / 42T4752 / 42T4756 / 42T4795 / 42T4797 / 42T4791 / 42T4793 / / 42T4817 / 42T4819 42T4235 / 42T4704 / 42T4708 / 42T4714 / 42T4731 / 42T4733 / 42T4735 / 42T4737 / 42T4753 / 42T4757 / 42T4763 / 42T4764 / 42T4765 / 42T4790 / 42T4798 42T4803 / 42T4848 / 42T4849 / 42T4850 / 42T4851 / 42T4852 / 42T4911 / 42T4912 / 51J0499 / 51J0500 / 57Y4185 / 57Y4186 / 57Y4545 / 0A36303 / 0A36302 Compatible Laptop Models : Lenovo Thinkpad T Series- Thinkpad T410 T410i T420 T420i T430 T430i T510 T510i T520 T520i T530 T530i Lenovo Thinkpad L Series- Thinkpad L410 L412 L420 L421 L430 L510 L512 L520 L530 Lenovo Thinkpad W Series- Thinkpad W510 W520 W530 W530I Lenovo ThinkPad SL410 series- SL410 2842 / SL410 2874 / SL410k 2842 Lenovo ThinkPad SL510 series- SL510 2847 / SL510 2875 / SL510K ThinkPad Edge 14″ Series- Edge 14″ 05787UJ / Edge 14″ 05787VJ / Edge 14″ 05787WJ / Edge 14″ 05787XJ / Edge 14″ 05787YJ / Edge 14″ 0578F7U ThinkPad Edge 15″ Series- Edge E420 / Edge E425 / Edge E520 / Edge E525 NOT work for T410S, T410SI, T420S, T420SI, T430S, T430SI, T440, T450, T510S, T520S, T530S, W500, P Series, X Series, E Series, Tablet notebooks1.Many be not all models listed, please contact us if you are not sure about your model compatibility.