Product Summary: Premium L21M4P71 replacement battery for Lenovo ThinkPad T14 and P14s Gen 3 laptops. 15.44V 52.5Wh Li-ion power ensures consistent performance for business professionals with a 1-year warranty.
Product Specifications
| Battery Model: | L21M4P71 / SB10W51965 |
| Voltage: | 15.44V |
| Capacity: | 3405mAh / 52.5WH |
| Battery Type: | Li-ion |
| Cell: | Made in China, high quality guarantee |
| Color: | Black |
| Condition: | Replacement Battery (100% Brand New, 1-year warranty!) |
Replace Part Numbers
- L21M4P71
- SB10W51965
- 5B10W51864
Compatible Models
- Lenovo ThinkPad T14 Gen 3 2022 Series
- Lenovo ThinkPad P14s Gen 3 2022 Series
Expert FAQ for Laptop Maintenance
- Q: Why are there different L21 part numbers for the T14 Gen 3?
- A: Lenovo uses multiple interchangeable part numbers (L21L4P71, L21M4P71, etc.) for the same battery model. They are fully compatible.
- Q: Is this an original-grade battery?
- A: Yes, our KingSener batteries use premium cells that match the original capacity and safety standards of Lenovo OEM units.