ThinkPad Battery Packs – Fire Risk (2015)
Check Your Product
According to the U.S. Consumer Product Safety Commission (CPSC)
Product
ThinkPad notebook computer battery packs
Lot Codes / Batch Numbers
Not specified in CPSC notice. Check official source for details.
Product Images
Source: U.S. Consumer Product Safety Commission
A manufacturer is recalling ThinkPad notebook computer battery packs. The hazard is: The battery packs can overheat, posing a fire hazard.. Based on CPSC recall notice.
Summary derived from CPSC notice
The following details were not provided by CPSC: UPC codes.
Reason for Recall
As stated by CPSC
This recall involves Lenovo battery packs sold with the following ThinkPad notebook computers: the Edge 11, 13, 14, 15, 120, 125, 320, 325, 420, 425, 430, 520, 525 and 530 series; the L412, L420/421, L512 and L520 series; the T410, T420, T510 and T520 series; the W510 and W520 series; and the X100e, X120e, X121e, X130e, X200, X200s, X201, X201s, X220 and X220t series. The battery packs were also sold separately. The black battery packs measure between 8 to 11 inches long, 1 to 3 inches wide and about 1 inch high. Recalled battery packs have one of the following part numbers starting with the fourth digit in a long series of numbers and letters printed on a white sticker below the bar code on the battery pack: 42T4695, 42T4711, 42T4740, 42T4798, 42T4804, 42T4812, 42T4816, 42T4822, 42T4826, 42T4828, 42T4834, 42T4840, 42T4862, 42T4868, 42T4874, 42T4880, 42T4890, 42T4944, 42T4948, 42T4954, 42T4958, 45N1022 and 45N1050.
Reported concern (CPSC)
The battery packs can overheat, posing a fire hazard.
Recommended Action
Per CPSC guidance
Consumers should immediately turn off their ThinkPad notebook computer, remove the battery pack and contact Lenovo for a free replacement battery pack. Consumers can continue to use their ThinkPad notebook without the battery pack by plugging in the AC adapter and power cord.
Verify this information on the official source
For complete details and official instructions, check the U.S. Consumer Product Safety Commission (CPSC) directly.
View official CPSC recall noticePage updated: Jan 6, 2026