- Notebook battery (equivalent to: IBM 42T4790
- IBM 42T4791
- IBM 42T4794
- IBM 42T4795
- IBM 57Y4185)
- 1 x lithium ion 6-cell 5200 mAh
- for Lenovo ThinkPad Edge 14; 15; ThinkPad L41X; L420; L51X; L520; T410; T420; T510; T520; W520
Need a battery for Lenovo-IBM Laptops/Notebooks with the following model numbers: ThinkPad T410, T410i, T420, T420i, T510, T520, T520i, W510, W520; L series; SL410, SL420; Edge E40, E50, 14, 15 (6-cells)? BTI has you covered with our premium 6 cell LiIon battery. This product has been engineered to meet or exceed the original manufacturer's specifications and replaces the original Lenovo-IBM part numbers 42T4790, 42T4791, 42T4794, 42T4795, 57Y4185, Battery 55+. All BTI batteries are manufactured and tested under our stringent quality standards and come with an industry leading 18 month manufacturer's warranty. BTI... True to the original.