45N1146 Lenovo 6-Cells 4900-mAh 57Wh 5.2Ah 10.8V Li-Ion Battery for ThinkPad L440 / T540P / W540 / L540

Keep your Lenovo ThinkPad running smoothly with this premium 6‑cell replacement battery, engineered for the ThinkPad L440, T540P, W540, and L540 series. Designed to deliver dependable power, this battery provides consistent performance and extended runtime, so you can stay productive on the go without interruptions. Built with advanced lithium‑ion chemistry, it offers a reliable energy source that meets Lenovo’s stringent quality standards, ensuring compatibility and safety. Whether you’re traveling, working remotely, or tackling a long day at the office, this battery keeps your device powered, giving you peace of mind and uninterrupted workflow.