BTI Battery 45N1743-BTI Lenovo ThinkPad T550, T550S, T560, W550, W550S Replacement Lithium-Ion Battery

Upgrade your Lenovo ThinkPad notebook with the BTI Battery 45N1743-BTI, designed to deliver reliable power and extended usage. This rechargeable lithium-ion battery offers a 44 Wh capacity, ensuring your device runs smoothly for longer periods without frequent recharges. Its proprietary size guarantees a perfect fit, providing maximum reliability and optimal performance for compatible models including T550, T550S, T560, W550, and W550S.

Constructed with three high-capacity cells and an 11.4 V DC output, this battery supplies a steady, uninterrupted power source for your laptop, supporting productivity whether at work or on the go. The 3900 mAh capacity enhances prolonged use, reducing downtime and boosting efficiency. Its environmentally friendly design aligns with sustainability practices, making it a responsible choice for users.

Manufactured by Battery Technology, Inc., this battery is engineered for durability and longevity, outperforming disposable options. Installation is straightforward, and the battery’s compatibility with OEM part numbers 45N1743, 45N1742, 45N1741, and 45N1740 ensures seamless integration with your existing device. Trust BTI’s quality and performance to keep your Lenovo notebook powered reliably and efficiently.

Features:

• Lithium Ion (Li-Ion) battery chemistry for enhanced reliability and usability

• Proprietary battery size for a precise fit and dependable performance

• 44 Wh battery energy for extended usage and productivity

• 3 cells designed for optimal performance and maximum usability

• 11.4 V DC output ensures a steady power supply to your notebook

• Rechargeable battery that lasts longer than disposable alternatives

• 3900 mAh capacity for prolonged operation and reduced recharging frequency

• Designed to offer a reasonable fit for Lenovo ThinkPad models including T550, T550S, T560, W550, and W550S