# Internal lithium-ion battery Lenovo 5B11M90029 3.7V 2600mAh replacement for compatible Lenovo devices

**URL:** https://aio.lv/en/product--lenovo-5b11m90029--10823030
**Data updated:** 2026-02-13 15:36 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Lenovo
**Manufacturer code:** 5B11M90029
**EAN:** 5715063325018
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 64.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b11m90029--10823030

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Internal lithium‑ion battery Lenovo 5B11M90029 with nominal voltage 3.7V and capacity 2600mAh. Designed as a replacement battery for compatible Lenovo laptops or tablets that use this MPN. Provides portable power for device operation and restores battery runtime. Intended for device repair or battery replacement; installation should follow manufacturer guidelines.

## Long description

Internal lithium-ion battery Lenovo 5B11M90029 is a rechargeable cell with a nominal voltage of 3.7V and a rated capacity of 2600mAh. It is intended as a direct replacement battery for compatible Lenovo laptops or tablets that use the same physical format and electrical specifications. The battery restores portable power for device operation and is intended for device maintenance or repair, following manufacturer safety and installation guidelines.
Advantages
This internal lithium‑ion battery offers a compact design and a rated capacity of 2600mAh that helps restore usable runtime to compatible Lenovo devices. Its nominal voltage of 3.7V matches common single‑cell lithium‑ion battery requirements, allowing straightforward replacement when the original battery has degraded. The cell provides stable output for normal device functions and is suitable for repair scenarios where original‑spec performance is required.
Suitable for (tasks / use cases)
 Replacing a worn or failing internal battery in compatible Lenovo laptops or tablets
 Device maintenance and repair by technicians or experienced users
 Restoring battery runtime for on‑the‑go productivity and standard mobile use
 Testing and diagnostics where a known good battery is required
Key specifications
 Cell type: lithium‑ion rechargeable cell
 Nominal voltage: 3.7 V
 Rated capacity: 2600 mAh
 Intended use: internal replacement battery for compatible portable devices
 Form factor: internal pack designed to fit specified device models
How to use
Before installation, power down the device, disconnect any external power sources, and follow the device manufacturer's instructions for safe access to the internal battery compartment. Replace the old battery with the new battery matching the same orientation and connector type, secure it as required by the device chassis, and reconnect any cables. After reassembly, charge the battery fully through the device's standard charging procedure before normal use to allow the device to calibrate battery reporting. If in doubt, seek professional repair services.
Usage recommendations
Use this battery only in compatible Lenovo devices. Avoid exposure to extreme temperatures, puncture, or short circuits. Dispose of the battery according to local regulations for lithium‑ion cells and follow safety guidance provided by the device manufacturer.

## FAQ

### How much does the Internal battery Lenovo 5B11M90029 3.7V 2600mAh cost, and is it available for purchase?

The price is 78.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 147 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 13.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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

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