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AiO.lv Laptops & Computers Portable Device Accessories Portable Device Batteries Lenovo

Battery Lenovo 121500040

Battery Lenovo 121500040 Photo 1
Battery Lenovo 121500040 Photo 1
Battery Lenovo 121500040
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Short description

The Lenovo 121500040 battery is designed for reliable performance and longevity. It features high-capacity cells that ensure extended usage time for your laptop. This battery is compatible with various Lenovo laptop models, providing a perfect fit and easy installation. With built-in protection against overcharging and overheating, it guarantees safety and durability. Upgrade your laptop's power with the Lenovo 121500040 battery for uninterrupted productivity.
Warranty: 2 Years
SKU: 612311
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Product information

Description

The Lenovo 121500040 battery is a replacement Lithium-Ion power source designed to restore or extend runtime for compatible Lenovo laptops. With a rated capacity of 4100 mAh and a slim black casing, this battery provides additional operating time while maintaining standard fit and connector alignment for supported models. Integrated protection circuits help guard against overcharging and overheating to support safe usage and consistent performance.

Advantages

This Lithium-Ion battery offers a balance of capacity and weight to increase mobile usage time without significantly changing device portability. The 4100 mAh capacity extends runtime compared with low-capacity cells, while internal safety features reduce risk from excess current and temperature. The black finish matches many laptop designs and the product is intended for easy installation and secure mechanical coupling.

Подходит для

  • Replacing an aging or degraded laptop battery
  • Extending battery life for mobile work and travel
  • Keeping a spare battery for uninterrupted productivity

Key specifications

  • Battery technology: Lithium-Ion (Li-Ion)
  • Nominal capacity: 4100 mAh
  • Colour: Black
  • Form factor: Internal laptop battery design suitable for compatible Lenovo models
  • Built-in protection: Overcharge and overheat protection circuitry

How to use

Power down the laptop and disconnect it from any external power source before attempting battery replacement. Remove the access panel or back cover according to the laptop model’s service instructions, then carefully disconnect the old battery from its connector and unfasten any retaining screws or clips. Install the Lenovo 121500040 by aligning contacts and mounting points, secure it in place, reconnect the power connector, and reassemble the device. After installation, charge the battery fully before normal use to allow the battery management system to calibrate.

Usage recommendations

Store and operate the battery within manufacturer-recommended temperature ranges. Avoid prolonged exposure to extreme heat or cold, do not puncture or disassemble the battery, and use the original or compatible charger to maintain safety and extend service life.

Specifications

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
4100 mAh
Product colour:
Black
All features
Harmonized System (HS) code:
84732990

Battery

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
4100 mAh
Number of battery cells:
6
Battery voltage:
10.8 V
Number of batteries included:
1 pc(s)
Product colour:
Black

Technical details

Type:
Battery
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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 Lenovo 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 Lenovo 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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