# Battery for Lenovo laptops — 3‑cell 45Wh 11.1V (model 5B11N52066)

**URL:** https://aio.lv/en/product--lenovo-5b11n52066--10920744
**Data updated:** 2026-03-11 11:57 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B11N52066
**EAN:** 5715063416655
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 105.99 €
**Prices and availability valid until:** 2026-08-16 23:59
**Price without VAT (21%):** 87.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b11n52066--10920744

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 31.07.2026 | free |
| Pickup points | 05.08.2026 | 1.79 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

Replacement battery for Lenovo laptops, model 5B11N52066, with 3 cells, 45Wh capacity and 11.1V nominal voltage. Designed to restore portable power for compatible Lenovo notebook models, it provides reliable runtime for everyday tasks, mobile work and travel. Use to replace worn or faulty batteries and improve device portability.

## Long description

Replacement battery for Lenovo laptops with a 3-cell configuration, 45Wh capacity and 11.1V nominal voltage. This unit is intended as a direct replacement to restore mobile power to compatible Lenovo notebook models, providing an expected runtime suitable for everyday productivity, light multimedia and travel. It is designed for users who need to replace a worn, faulty or degraded battery to regain portable operation.
Advantages
The battery offers a compact 3-cell design that balances capacity and size to maintain the laptop's original form factor. With 45Wh energy storage and an 11.1V nominal voltage, it supports typical low-to-moderate power consumption activities and helps maintain stable voltage delivery to the device. As a replacement unit, it allows quick restoration of battery-powered use without requiring external adapters or changes to the laptop's charging system.
Suitable for
Replacing a worn or faulty internal battery in compatible Lenovo notebook models
Extending mobile runtime for office work, email, web browsing and video playback
Maintaining portability for travel and remote work where mains power is unavailable
Key specifications
Cell count: 3 cells
Capacity: 45Wh
Nominal voltage: 11.1V
Form factor: replacement internal laptop battery compatible with select Lenovo notebooks
How to use
Power down the laptop and disconnect any external power source before beginning. Remove the existing battery according to the laptop manufacturer's disassembly instructions, then install the replacement battery ensuring the connector and locking latches align correctly. Reassemble any removed panels and charge the battery fully before first use to allow the device to calibrate battery level reporting. Follow safety precautions to avoid short circuits or damage during installation.
Usage recommendations
Store and use the battery within the laptop manufacturer's recommended temperature and humidity ranges. Charge regularly when in use and avoid deep discharges where possible. If the laptop will be unused for an extended period, store the battery at approximately 40–60% charge in a cool, dry place and check charge level every few months. Dispose of spent batteries following local regulations for electronic waste.

## FAQ

### How much does the Lenovo laptop battery 5B11N52066 — 3‑cell 45Wh 11.1V cost, and is it available for purchase?

The price is 105.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 35 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 31.07.2026 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/10920744/66901281_large.webp