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BTI 5B10W51865-BTI 52Wh 15.44V Lenovo laptop battery with Li-ion label and mounting tabs
BTI 5B10W51865-BTI 52Wh 15.44V Lenovo laptop battery with Li-ion label and mounting tabs

Battery Technology BTI 5B10W51865-BTI 52Wh 15.44V Battery

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$78.99 exc. VAT Note: VAT will be charged for UK & EU Countries at checkout. For Zero VAT (for EU buyers), please provide a VAT number at checkout.

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Dispatch Time: Next Working Day Dispatch timelines are estimates and may vary due to unforeseen delays of 1-2 working days for small orders. Larger quantities may require additional processing time.

Product Code: BTEL-3350

MPN #: 5B10W51865-BTI

Product Condition: New

Running out of power on the go can halt your work or study, leaving you frustrated and unproductive. The Battery Technology BTI 5B10W51865-BTI 52Wh 15.44V Battery is a high-capacity, replaceable power source designed for Lenovo laptops, giving you reliable energy when you need it most. Its lithium-ion chemistry ensures long life and consistent performance, so you stay connected without interruption.

Usages of a 52 Wh Battery

A 52 Wh Battery fits seamlessly into a typical workday, powering your Lenovo notebook through meetings, travel and late-night projects. It provides enough charge to last through several hours of intensive use, reducing the need to hunt for a wall outlet and keeping you productive wherever you are.

Benefits of Battery Technology Battery
  • Extended runtime: Enjoy longer periods between charges, so you can focus on tasks rather than power sources.
  • Reliable power: Consistent voltage of 15.44 V ensures stable operation of your device.
  • Lightweight design: Compact size fits easily into your laptop without adding bulk.
  • Safe chemistry: Lithium-ion cells deliver high energy density with built-in protection against over-charge.
  • Easy replacement: Simple swap-out process lets you refresh your laptop’s power quickly.

Why Choose Battery Technology Battery

Choosing this battery means you get a purpose-built solution for Lenovo laptops that outperforms generic alternatives. Its 52 Wh capacity and 15.44 V output match the original specifications, guaranteeing full compatibility and optimal performance. You also benefit from the reputable Battery Technology brand, known for quality and durability in portable power.

With this battery, you avoid the downtime caused by low charge and the inconvenience of carrying multiple chargers. It’s an investment in uninterrupted workflow, whether you’re in a coffee shop, on a train, or working from home.

Key Features of a 52 Wh Battery
  • Brand compatibility: Lenovo. Perfect fit for your Lenovo notebook.
  • Battery colour: Black. Discreet appearance that blends with your device.
  • Battery capacity: 52 Wh. Provides ample energy for extended use.
  • Battery voltage: 15.44 V. Supplies the correct power level for stable operation.
  • Number of battery cells: 4. Balanced cell arrangement for reliable performance.
  • Battery technology: Lithium-Ion (Li-Ion). Offers high energy density and safety.
  • Number of batteries included: 1 pc(s). One ready-to-install unit.
  • Summary capacity: 3400 mAh. Indicates the charge amount stored in the cells.

Specifications
Features
Brand compatibilityLenovo
Product colourBlack
Battery capacity52 Wh
Battery voltage15.44 V
Number of battery cells4
Battery
Battery capacity52 Wh
Battery technologyLithium-Ion (Li-Ion)
Packaging data
Number of batteries included1 pc(s)
Summary Details
Battery capacity3400 mAh

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