Buy Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery at Laptop BD

The Lenovo 45N1140 ThinkPad Laptop Battery is a reliable replacement battery designed for models S3 431, S440, V4400U, 45N1138, and 45N1139. It provides long-lasting power to keep your laptop running smoothly throughout the day. Lightweight and easy to install, this battery ensures stable performance and dependable energy for work, study, or travel. With high-quality cells, it helps extend your laptop’s life and keeps you productive without interruptions.

full specifications of the product named Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery

• Battery Model / Part Numbers: 45N1140, also replaces 45N1138, 45N1139, 45N1141

• Compatible Laptop Models / Series: Lenovo ThinkPad S3 431, S440, V4400U, and other compatible S-series / V-series models

• Battery Type / Chemistry: Lithium-ion (Li-ion)

• Voltage: 14.8 V

• Capacity: 3100 mAh (≈46 Wh)

• Number of Cells: 4-cell battery pack

• Typical Runtime: Up to ~6 hours on a full charge (depends on usage and settings)

• Color: Black

• Condition: Brand-new, ready to install

• Safety & Protection Features: Built to meet original specifications; includes protection against overcharging, short circuit, and overheating

• Warranty: 3 months

• Fit-Replacement / Part-Number Compatibility: Fully replaces original Lenovo battery part numbers 45N1138, 45N1139, 45N1140, 45N1141

Buy Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery with Full Parts, Accessories & Services Support

Are you looking for an original and reliable Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery at the best price in Bangladesh? At Laptop BD, we provide high-quality laptop and desktop accessories that are fully tested, durable, and perfectly compatible with your devices. Whether you are replacing a damaged part, upgrading your system, or seeking expert guidance, we ensure you get the right product and service without any hassle.

What You Get with Your Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery Purchase
When you buy a Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery from us, you get:

• Original or high-quality compatible product
• Fully tested and quality-checked parts
• Perfect fitting and reliable performance
• Expert guidance for installation
• Warranty support
• Access to all other laptop & desktop components

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Ideal for Repair, Upgrade & Replacement
Whether you are fixing your laptop, upgrading your PC, replacing a faulty part, buying a new device, or exchanging electronics, the Lenovo 45N1140 ThinkPad S3 431 S440 V4400U 45N1138 45N1139 45N1 Laptop Battery ensures smooth performance, long-lasting durability, and access to professional services.

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