# Internal Battery Lenovo 5B11A14635 Lithium‑Ion 11.1V 4400mAh for compatible Lenovo laptops

**URL:** https://aio.lv/en/product--lenovo-5b11a14635--10452342
**Data updated:** 2026-02-12 21:56 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B11A14635
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 86.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 71.89 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b11a14635--10452342

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Internal replacement battery Lenovo 5B11A14635 is a lithium‑ion 11.1V 4400mAh unit designed for compatible Lenovo laptops. It provides portable power for mobile use, restores battery runtime, and supports standard charging circuits. Intended for users needing a direct OEM‑style replacement to extend device uptime and mobility.

## Long description

Internal replacement battery Lenovo 5B11A14635 is a lithium‑ion 11.1V 4400mAh unit designed for compatible Lenovo laptops. It restores portable power and runtime for mobile work, supporting standard laptop charging circuits and providing an OEM‑style fit for devices that accept this form factor. The battery is intended as a direct replacement to return a laptop to full mobile operation while maintaining safety and charging compatibility.
Advantages
This lithium‑ion battery offers a balance of energy capacity and weight suitable for everyday laptop use. Its rated voltage and capacity provide predictable runtime under typical office and multimedia workloads, and the internal design matches the mechanical and electrical interfaces of compatible Lenovo systems. Because it is a direct replacement, installation is straightforward and it integrates with standard power management routines in supported laptops.
Suitable for
 Replacing worn or failing internal laptop battery to restore battery life
 Mobile professionals needing reliable notebook runtime away from mains power
 Repair shops and service technicians performing battery replacements
 Users who prefer OEM‑style internal batteries for fit and compatibility
Key specifications
 Chemistry: Lithium‑ion
 Nominal voltage: 11.1 V
 Rated capacity: 4400 mAh
 Form factor: Internal notebook battery (shape and connector compatible with specified Lenovo models)
 Typical use: Rechargeable power for portable laptops
How to use
Power the laptop off, disconnect from mains and, if applicable, remove an external battery or open the service panel according to the laptop manufacturer instructions. Remove the existing internal battery following the device service guide and replace it with the new unit, ensuring the connector seats fully and any retaining clips or screws are refitted. Reassemble the device, connect the charger and allow the battery to charge fully before normal use to ensure the battery management system calibrates correctly. Always follow the laptop manufacturer’s service manual for disassembly and reassembly steps.
Usage recommendations
Use the battery only in compatible Lenovo laptops and with the original or manufacturer‑approved charger. Avoid exposure to extreme heat, puncture, or prolonged storage at full charge. For best long‑term performance, charge and discharge the battery periodically and store it at about 40–60% charge if kept unused for extended periods. Dispose of the battery according to local regulations for lithium‑ion batteries.

## FAQ

### How much does the Internal Battery Lenovo 5B11A14635 11.1V 4400mAh cost, and is it available for purchase?

The price is 86.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 38 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 15.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### 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 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. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/10452342/66005829_large.webp