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BTI 45N1740 compatible 44Wh 3-cell battery for THINKPAD T550

BTI

Compare today's prices on the "BTI 45N1740 compatible 44Wh 3-cell battery for THINKPAD T550".

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Last Updated: 17/10/2026
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Product Description

Compare today's prices on the "BTI 45N1740 compatible 44Wh 3-cell battery for THINKPAD T550".

BTI 45N1740 compatible 44Wh 3-cell battery for THINKPAD T550

Give your ThinkPad T550 a new lease of life with this high-performance replacement battery. Designed to be fully compatible with Lenovo's popular business laptop, this 3-cell lithium-ion battery delivers a reliable 44Wh of power, allowing you to work, stream or browse for longer without being tethered to a mains socket. Whether you're on a long commute or simply need a spare to keep productivity flowing, this battery provides the dependable runtime your laptop demands.

- Capacity: 3900 mAh / 44 Wh for extended usage between charges

- Voltage: 11.4 V, matching original specifications for safe operation

- Chemistry: Lithium-Ion (Li-Ion) offers consistent power delivery and a long cycle life

- Compatibility: Specifically designed for the Lenovo ThinkPad T550 series (replaces part 45N1740)

- Colour: Black, blending seamlessly with your laptop's chassis

- Pack contents: Single battery unit, ready to install straight out of the box

- Quality build: Manufactured to rigorous standards to ensure a secure fit and reliable performance

Upgrade your ThinkPad T550 with a dependable power source that keeps you mobile.

GTIN: 5059902156259