# Internal 6-cell lithium-ion battery Lenovo 5B11M90091 for compatible laptops, rechargeable, OEM replacement

**URL:** https://aio.lv/en/product--lenovo-5b11m90091--10976236
**Data updated:** 2026-02-13 15:45 (EET)
**Category:** Computer Component Accessories
**Manufacturer:** Lenovo
**Manufacturer code:** 5B11M90091
**EAN:** 5715063420621
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 133.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 110.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b11m90091--10976236

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Internal 6-cell lithium‑ion battery Lenovo model 5B11M90091 designed as a rechargeable OEM replacement for compatible Lenovo laptops. Provides portable power when original battery fails or capacity decreases. Suitable for users needing reliable battery swap for continued mobile use, travel or field work. Install according to manufacturer instructions and dispose of properly.

## Long description

Internal 6-cell lithium-ion battery Lenovo 5B11M90091 is a rechargeable OEM replacement designed for compatible Lenovo laptops. It restores portable power to devices whose original battery no longer holds sufficient charge, enabling continued mobile use for work, travel, or field tasks. The battery is intended for internal installation following the laptop manufacturer's instructions and local regulations for battery disposal.
Advantages
This internal 6-cell lithium-ion battery offers a direct-fit replacement designed to match the physical dimensions and voltage profile of compatible Lenovo laptop models. As a rechargeable OEM-style unit, it provides a straightforward swap to recover battery runtime without altering system behavior. The battery chemistry and cell configuration deliver a balance of energy density and cycle life suitable for everyday portable computing, while internal connectors align with the laptop’s charging and battery management circuitry.
Suitable for
 Restoring battery life in compatible Lenovo laptops used for office productivity
 Replacing degraded batteries for travel and remote work
 Maintaining inventory for repair shops and service centers
 Temporary replacement during long-term device maintenance or refurbishment
Key specifications
 Cell type: Lithium‑ion, 6-cell configuration
 Function: Internal rechargeable battery for laptop use
 Form factor: Internal pack shaped for compatible Lenovo laptop battery bay
 Compatibility: Designed for Lenovo laptop models that accept this internal 6-cell pack
 Intended use: Portable power for mobile computing, travel, and field work
How to use
Power down the laptop and disconnect any external power source before replacing the internal battery. Follow the laptop manufacturer’s service guide to access the internal battery compartment, remove retaining screws or latches, disconnect the battery cable from the motherboard, and install the replacement pack ensuring secure mechanical fit and connector alignment. After installation, charge the battery fully according to the laptop’s charging indicators and reset any battery calibration procedures recommended by the manufacturer.
Usage recommendations
Use the replacement battery only in supported Lenovo laptop models and with compatible chargers. Avoid exposing the battery to extreme temperatures, water, or physical damage. Store unused batteries in a cool, dry place and follow local regulations for battery recycling or disposal.

## FAQ

### How much does the Lenovo internal 6-cell battery 5B11M90091 cost, and is it available for purchase?

The price is 133.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 40 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 09.07.2026 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

https://aio.lv/img/cache/product/10976236/68519749_large.webp