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BTI 5B10W51899 52Wh 15.44V 4-cell Lenovo laptop battery with BTI logo and spec label
BTI 5B10W51899 52Wh 15.44V 4-cell Lenovo laptop battery with BTI logo and spec label

Battery Technology 5B10W51899 52Wh 15.44V 4-cell 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-3334

MPN #: 5B10W51899-BTI

Product Condition: New

Tired of your Lenovo laptop dying halfway through a project? The Battery Technology 5B10W51899 52Wh 15.44V 4-cell Battery gives you a reliable power source so you can work, stream or game without constantly hunting for an outlet. It fits Lenovo models perfectly and restores the original runtime you expect from a fresh battery.

Battery Technology Battery

Owning this battery means you experience the same steady power delivery as the original equipment. It slides into place easily, and once installed you’ll notice a smooth, uninterrupted performance that lets you focus on what matters rather than worrying about a sudden shutdown. The familiar black finish blends seamlessly with your device’s design.

Benefits of Battery Technology Battery
  • Longer work sessions: Extends your laptop’s run time so you can finish tasks without frequent recharges.
  • Reliable power: Maintains a steady 15.44 V output, preventing unexpected drops.
  • Cost-effective: Replaces a failing battery at a fraction of the price of a new laptop.
  • Easy installation: Fits the original battery compartment without modifications.
  • Peace of mind: Reduces the stress of losing data during sudden power loss.

Key Features of a 52 Wh Battery
  • Brand compatibility: Lenovo. Works with Lenovo laptops designed for this specification.
  • Battery colour: Black. Matches the original aesthetic of your device.
  • Battery capacity: 52 Wh. Provides ample energy for extended use.
  • Battery voltage: 15.44 V. Delivers the correct power level for optimal performance.
  • Number of cells: 4. Ensures balanced charge distribution and longevity.
  • Battery technology: Lithium-Ion (Li-Ion). Offers high energy density and low self-discharge.
  • Quantity supplied: 1 pc(s). One complete replacement ready to install.
  • Capacity (mAh): 3400 mAh. Gives a clear indication of the charge the battery can store.

Usages of a 52 Wh Battery

This battery is ideal for students, professionals and gamers who need dependable, long-lasting power on the go. It suits anyone whose Lenovo laptop is used for heavy multitasking, video editing or extended travel, providing the confidence that the device will stay alive throughout the day.


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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