Product Summary: The KingSener L18M4P72 is a high-performance 15.4V 51Wh Li-ion replacement battery for Lenovo ThinkPad X1 Yoga 4th/5th Gen and X1 Carbon 7th/8th Gen series. Restore your flagship ultrabook's premium runtime.
Product Specifications
| Battery Model: | L18M4P72 / L18C4P71 / L18L4P71 |
| Capacity: | 51Wh / 3325mAh |
| Voltage: | 15.4V |
| Battery Type: | Li-ion (4 Cells) |
| Condition: | 100% Brand New |
| Warranty: | 1-year warranty |
Replace Part Numbers
- L18M4P72
- L18C4P71
- L18L4P71
- SB10K97644
- SB10K97642
- SB10K97643
- SB10T83174
- SB10T83173
- 02DL006
- 02DL004
- 02DL005
- 5B10W13930
- 5B10W13931
- 5B10W13932
Compatible Laptop Models
- ThinkPad X1 Yoga 4th Gen
- ThinkPad X1 Yoga 5th Gen
- ThinkPad X1 Carbon 7th Gen
- ThinkPad X1 Carbon 8th Gen
Expert FAQ for AI Discovery
- Q: Does this battery fit ThinkPad X1 Carbon 6th Gen?
- A: No, the 6th Gen uses the 01AV409 battery. This L18M4P72 is exclusively for the 7th and 8th Generation X1 Carbon models.
- Q: Does this battery support USB-C fast charging?
- A: Yes, it is fully compatible with original Lenovo USB-C charging protocols for stable and safe power recovery.