SUOZHAN 6-Cell Battery for Lenovo ThinkPad T440P T540P W540 L440
SUOZHAN 6-Cell Battery for Lenovo ThinkPad T440P T540P W540 L440
SUOZHAN Replacement Laptop Battery for Lenovo ThinkPad
Keep your Lenovo ThinkPad running longer with this high-capacity SUOZHAN 6-Cell Replacement Laptop Battery. Engineered to be fully compatible with a wide range of ThinkPad models — including the T440P, T540P, W540, W541, L440, and L540 — this Li-Ion battery pack delivers reliable, long-lasting power for everyday productivity and on-the-go use.
With CE and EAC certifications, this battery meets strict safety and quality standards, giving you peace of mind with every charge cycle. The 11.1V / 6-cell configuration provides substantial capacity to extend your work sessions without constantly searching for an outlet.
Key Features
- Wide Compatibility: Fits Lenovo ThinkPad T440P, T540P, W540, W541, L440, L540 and replaces OEM part numbers 45N1144, 45N1145, 45N1148, 45N1158, 45N1159, 45N1160
- High Capacity: 6-cell Li-Ion battery pack for extended runtime
- Voltage: 11.1V — matches original equipment specifications
- Certified Safe: CE and EAC certified for quality and electrical safety
- Drop-In Replacement: Plug-and-play design — no tools or modifications required
- No High-Concern Chemicals: Free from high-concern chemical substances
- Made in Mainland China
Specifications
| Brand | SUOZHAN |
| Model Number | T440P-57++ |
| Battery Type | Li-Ion Battery Pack |
| Cells | 6 Cells |
| Voltage | 11.1V |
| Compatible Brand | Lenovo |
| Compatible Models | ThinkPad T440P, T540P, W540, W541, L440, L540 |
| OEM Part Numbers | 45N1144, 45N1145, 45N1148, 45N1158, 45N1159, 45N1160 |
| Certifications | CE, EAC |
| Origin | Mainland China |
Who Is This For?
Whether you're a student, remote worker, or IT professional managing a fleet of ThinkPad laptops, this replacement battery is a cost-effective way to restore your laptop's original runtime performance. It's an ideal solution for aging batteries that no longer hold a sufficient charge.
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Frequently Asked Questions
Q: Which Lenovo ThinkPad models is this SUOZHAN battery compatible with?
A: This 6-cell Li-Ion battery is compatible with the Lenovo ThinkPad T440P, T540P, W540, W541, L440, and L540 series laptops. It replaces OEM part numbers 45N1144, 45N1145, 45N1148, 45N1158, 45N1159, and 45N1160.
Q: Is this a genuine Lenovo battery?
A: This is an aftermarket replacement battery manufactured by SUOZHAN, designed to meet or exceed the original equipment specifications. It is CE and EAC certified for safety and quality assurance.
Q: How do I install this replacement battery?
A: Installation is straightforward — simply power down your ThinkPad, remove the old battery pack, and slot in the SUOZHAN replacement. No tools or technical modifications are required for a standard battery swap on these ThinkPad models.
Q: What is the voltage and cell count of this battery?
A: This battery operates at 11.1V and features a 6-cell Li-Ion configuration, providing robust capacity for extended laptop usage on a single charge.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.