BTI 0C52863-BTI 10.8V 56WHR LI-ION BATTERY 0C52863, 45N1148, 45N1158, 0C52864, 45N1149, 57+, 45N1145, 45N1151, 45N1147, 45N1153 THINKPAD T4750P, W541, L440, T540, L540, T540P, T440P, W540 - Compatible OEM: 0C52863, 45N1148, 45N1158, 0C52864, 45N1149, 57+, 45N1145, 45N1151, 45N1147, 45N1153 Model: THINKPAD T4750P, W541, L440, T540, L540, T540P, T440P, W540
