BattPit Replacement Battery for Lenovo ThinkPad W540 — 10.8V 4400mAh (48Wh) — Fits 20BH0019US, 0C52864, 45N1147, 45N1149, 45N1153, 45N1159

Brand-new Li-ion battery by BattPit engineered for the Lenovo ThinkPad W540. Rated at 10.8 Volt with 4400mAh (48Wh) capacity and built from Grade A Cells. Compatible with part numbers 20BH0019US, 0C52864, 45N1147, 45N1149, 45N1153 and 45N1159. Comes with a 1 Year Warranty and a 30 Day Money Back Guarantee.