Lenovo ThinkPad S440 Replacement Laptop Battery – 10.8V 4400mAh Genuine Lenovo Battery

Restore the original power and reliability of your Lenovo laptop with the Lenovo ThinkPad S440 Replacement Battery. Designed to deliver powerful performance and long-lasting battery life, this genuine lithium-ion battery is ideal for professionals, students, and everyday users who depend on portable computing.

Product Features

High-Capacity 4400mAh Performance

Equipped with a 4400mAh capacity, this battery provides extended usage time between charges, ensuring uninterrupted workflow for work, entertainment, or travel.

Stable 10.8V Power Output

The 10.8V voltage rating delivers consistent, stable power to your laptop, helping to optimize performance and support efficient energy use throughout the day.

Lithium-Ion Battery Technology

Built with advanced lithium-ion technology, this battery is lightweight, reliable, and engineered for long-term performance with minimal self-discharge.

Lenovo Genuine Quality Product

Manufactured to Lenovo’s exacting standards, this replacement battery offers OEM-level compatibility, safety, and dependability. It’s the smart solution for replacing your aging or malfunctioning battery.

Product Specifications

• Battery Type: Lithium-Ion

• Battery Capacity: 4400mAh

• Voltage: 10.8 Volts

• Condition: New, Genuine Lenovo Replacement

• Technology: Li-ion

• Color: Standard Black

• Warranty: Manufacturer Warranty (standard coverage applies)

Compatible Laptop Models

This battery is compatible with the following Lenovo ThinkPad models:

• Lenovo ThinkPad S440

• Lenovo ThinkPad S540

• Lenovo ThinkPad L450 / L460 / L470

• Lenovo ThinkPad P50s

• Lenovo ThinkPad T440 / T450 / T460 / T470P / T550 / T560

• Lenovo ThinkPad W550

• Lenovo ThinkPad X240 / X250 / X260 / X270

• Lenovo ThinkPad 68 Series

Compatible Part Numbers

• 0C52861

• 0C52862

• 45N1124

• 45N1126

• 45N1127

• 45N1128