BattPit Replacement Battery for Lenovo ThinkPad W541 — Fits 20EG0003US, 0C52864, 45N1147, 45N1149, 45N1153, 45N1159

Brand new BattPit Li-ion replacement battery designed for the Lenovo ThinkPad W541 and the listed part numbers: 20EG0003US, 0C52864, 45N1147, 45N1149, 45N1153, 45N1159. Rated at 10.8 Volt 4400mAh 48Wh Capacity and built with Grade A Cells to ensure consistent performance. Includes a 1 Year Warranty and is covered by a 30 Day Money Back Guarantee.