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header-product Battery Lenovo BTI 4X50K14091 4-cell Lithium-Ion
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AiO.lv Laptops & Computers Portable Device Accessories Portable Device Batteries origin storage

Battery Lenovo BTI 4X50K14091 4-cell Lithium-Ion

Battery Lenovo BTI 4X50K14091 Photo 1
Battery Lenovo BTI 4X50K14091 Photo 1
Battery Lenovo BTI 4X50K14091 4-cell Lithium-Ion
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Short description

The Lenovo BTI 4X50K14091 battery is a 4-cell Lithium-Ion battery designed for Lenovo laptops. It provides reliable power and longevity, ensuring your device runs smoothly. This battery is compatible with various Lenovo models, making it a versatile choice for users seeking a replacement. With its efficient energy storage, it enhances the performance of your laptop, allowing for extended usage without frequent recharging.
Warranty: 2 Years
SKU: 11105657
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Product information

Description

The Lenovo BTI 4X50K14091 4-cell Lithium-Ion battery by origin storage is a replacement power unit designed for select Lenovo laptops. It offers a four-cell chemistry that balances capacity and weight to restore mobile operation when an original battery has degraded. The pack delivers stable charging and discharge behavior consistent with typical laptop power management, allowing systems to run on battery power for standard everyday tasks.

Advantages

This 4-cell Lithium-Ion battery provides reliable energy delivery and consistent voltage under typical load conditions. Its design aims to match the physical and electrical interface of compatible Lenovo models, supporting straightforward installation and system recognition. The battery's chemistry offers a favorable energy-to-weight ratio and predictable charge cycles, which contributes to steady runtime and dependable short-term endurance for portable use.

Suitable for

  • Replacing a worn or failed battery in compatible Lenovo laptops
  • Extending mobile operation for office work and web browsing
  • Providing temporary power for presentations and meetings
  • Maintaining portable productivity while traveling

Key specifications

  • Battery type: Lithium‑Ion, 4-cell configuration
  • Form factor: internal laptop battery designed for specific Lenovo models
  • Typical use: rechargeable pack for portable computer operation
  • Mechanical interface: designed to align with original battery bay and contacts
  • Charge/discharge behavior: consistent with standard laptop charging circuitry

How to use

Shut down the laptop and disconnect any external power before replacing the battery. Remove the service cover or release the battery latch according to the laptop manufacturer's procedure, install the replacement pack ensuring proper alignment of contacts, then secure the battery in place. Reconnect external power and allow the system to detect and charge the new battery; calibrate the charge level if recommended by the laptop documentation or power management software.

Usage recommendations

Use manufacturer-recommended charging practices: avoid deep discharges when possible, keep the battery at moderate temperatures during use and storage, and use the laptop's power management settings to optimize runtime. If the device will be stored for an extended period, store the battery with a partial charge and in a cool, dry place.

Specifications

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
8000 mAh
Product colour:
Black
All features
Quantity per pack:
1 pc(s)

Battery

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
8000 mAh
Number of battery cells:
6
Battery voltage:
11.25 V
Battery capacity:
90 Wh
Product colour:
Black

Technical details

Type:
Battery
Brand compatibility:
Lenovo
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Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All origin storage products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized origin storage service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, battery capacity, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
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