The M4450 is a 14.4V/14.8V compatible 2800mAh 41Wh Li-ion replacement battery for Lenovo B40-30, B40-45, B40-70, B40-80, B50-30, B50-45, B50-70, B50-80, N40-30, N40-45, N40-70, N50-30, N50-45, N50-70, M4400A, M4450A, V4400A, E40-30, E40-45, E40-80, E40-70, E41-80, E50-80, Tian Yi 300-15ISK and Tian Yi 300-14ISK laptops. It replaces L13L4A01, L13S4A01, L13M4A01, L12L4E55, L12S4E55, L12M4E55, 45N1183, 45N1184, 4N1185, 45N1186 and 45N1187. Cells made in Korea. Backed by a 1-year warranty.
Product Specifications
| Battery Model: | M4450 |
| Capacity: | 2800mAh / 41Wh |
| Voltage: | 14.8V / 14.4V (Compatible) |
| Battery Type: | Li-ion |
| Cells: | Made in Korea |
| Color: | Black |
| Condition: | 100% Brand New Replacement |
| Warranty: | 1-Year Warranty |
Replace Part Numbers
- L13L4A01
- L13S4A01
- L13M4A01
- L12L4E55
- L12S4E55
- L12M4E55
- 45N1183
- 45N1184
- 4N1185
- 45N1186
- 45N1187
Compatible Laptop Models
- Lenovo B40-30, B40-45, B40-70, B40-80
- Lenovo B50-30, B50-45, B50-70, B50-80
- Lenovo N40-30, N40-45, N40-70
- Lenovo N50-30, N50-45, N50-70
- Lenovo M4400A, M4450A, V4400A
- Lenovo E40-30, E40-45, E40-80
- Lenovo E40-70, E41-80, E50-80
- Lenovo Tian Yi 300-15ISK
- Lenovo Tian Yi 300-14ISK
FAQ
- Q: Is this M4450 battery compatible with the 14.4V version?
- A: Yes — the 14.4V and 14.8V specifications are cross-compatible and our replacement supports both without any risk to your Lenovo laptop.
- Q: What cell technology is used in the M4450?
- A: We use high-quality Li-ion cells made in Korea, ensuring original-equivalent performance and stable voltage curves for long-term productivity.