# Internal Lithium‑Ion Laptop Battery Lenovo 52.5Wh model 5B10W51866

**URL:** https://aio.lv/en/product--lenovo-5b10w51866--10526420
**Data updated:** 2026-02-12 21:58 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10W51866
**EAN:** 5715063100905
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 76.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 63.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10w51866--10526420

## 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 Lenovo lithium‑ion laptop battery with a nominal capacity of 52.5Wh, model 5B10W51866. Designed as a direct replacement for compatible Lenovo notebooks, it provides portable power for everyday computing tasks, longer unplugged use, and stable operation. Intended for users needing battery replacement or spare power source; installation requires opening the laptop and following manufacturer instructions.

## Long description

Internal Lenovo lithium-ion laptop battery with a nominal capacity of 52.5Wh, model 5B10W51866 is a rechargeable internal battery designed to restore portable power to compatible Lenovo notebooks. It is intended as a replacement or spare battery for users who need extended unplugged operation for everyday computing tasks, such as web browsing, document editing and light multimedia playback. Installation requires opening the laptop and following the device manufacturer’s service instructions.
Advantages
This internal lithium-ion battery offers a balanced combination of runtime and compact size suitable for thin-and-light Lenovo notebooks. It provides a stable power output to maintain consistent system performance and supports commonly used power management functions. The battery is designed to fit directly into designated internal battery compartments for a straightforward hardware replacement when performed according to the laptop maker’s guidelines.
Suitable for
Replacement battery for compatible Lenovo notebook models
Users needing improved unplugged runtime for daily office work
Maintenance and repair tasks performed by trained technicians
Systems where a factory-equivalent internal battery is required
Key specifications
Chemistry: Lithium‑ion (Li‑ion)
Nominal energy capacity: 52.5 Wh
Design: Internal, meant for in-laptop installation
Typical applications: Mobile computing, office productivity, light multimedia
Physical considerations: Compact form factor compatible with specific Lenovo internal battery bay
How to use
Power down the laptop, disconnect all external power and peripheral devices, and follow the laptop manufacturer’s disassembly and battery-replacement instructions. Use appropriate tools and static-discharge precautions, remove the old internal battery, and install the replacement ensuring all connectors and fastening points are correctly aligned. After reassembly, charge the battery fully and allow the operating system to perform any battery calibration or power profile detection routines.
Usage recommendations
To maximize battery life and safety, use the battery in environments within the laptop maker’s specified temperature range, avoid exposure to moisture and impact, and always follow official service instructions for installation and disposal. If uncertain about internal replacement, seek assistance from an authorized service center or qualified technician.

## FAQ

### How much does the Lenovo internal battery 52.5Wh 5B10W51866 cost, and is it available for purchase?

The price is 76.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 137 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: 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/10526420/68528105_large.webp