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6-Cell Li-Ion Battery for Lenovo ThinkPad T61, T400, T61p, R61, R400, and R61i Notebooks

Our 6-cell 43R2499 / 42T5262 laptop battery is built with A-grade lithium-ion cells and rated at 4400mAh. It is designed to power up Lenovo / IBM notebooks and fully compatible with the following laptop models:

 

Lenovo ThinkPad R400 Series

R400 7443

 

Lenovo ThinkPad R61 Series (14.1" widescreen)

R61 7755, R61 7754, R61 7753, R61 7751, R61 7744, R61 7743, R61 7742, R61 7738, R61 7737, R61 7736, R61 7735, R61 7734, R61 7733, R61 7732

 

Lenovo ThinkPad R61i Series (14.1" widescreen)

R61i 7742, R61i 7732

 

Lenovo ThinkPad T400 Series

T400 7417, T400 2764

 

Lenovo ThinkPad T61 Series (14.1" widescreen)

T61 7665, T61 7664, T61 7663, T61 7662, T61 7661, T61 7660, T61 7659, T61 7658, T61 6481, T61 6480, T61 6379, T61 6378, T61 6377, T61 1959

 

Lenovo ThinkPad T61p Series (14.1" widescreen)

 

 

Best replacement for the following OEM battery part numbers: 43r2499, 42t5262, 41u3196, 42t5225, 42t5264, 42t5229, 42t5263, 42t5227, 42t4531, 42t4530, 42t5226, 41u3197m, 42t5230.