# Internal Lithium-Ion Battery Lenovo 54.7Wh model 5B10W51855 for compatible laptops

**URL:** https://aio.lv/en/product--lenovo-5b10w51855--10445009
**Data updated:** 2026-02-12 21:55 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10W51855
**EAN:** 5715063020623
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 87.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 72.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10w51855--10445009

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Internal lithium‑ion battery Lenovo 54.7Wh (model 5B10W51855) designed as a direct replacement for compatible Lenovo laptop models. Provides 54.7 watt‑hours of capacity for extended runtime, supports standard charging and discharging behavior of OEM batteries, and is intended for users needing a factory‑style internal battery swap. Ideal for restoring mobility and unplugged use.

## Long description

Internal lithium-ion battery Lenovo 54.7Wh model 5B10W51855 is a factory-style replacement battery designed for compatible Lenovo laptops. It provides 54.7 watt-hours of capacity to restore unplugged runtime and to match the charging and discharging behavior expected from original equipment manufacturer batteries. The battery is intended for users who need an internal swap to regain portable use and reliable power between charges.
Advantages
This internal lithium-ion battery offers OEM-like compatibility and consistent voltage output for stable system operation. Its 54.7Wh capacity delivers extended runtime compared to depleted cells, and the internal design preserves the laptop's original form factor without adding external bulk. The battery supports standard charging protocols and maintains battery management functions used by compatible Lenovo systems.
Suitable for
 Replacing a worn or failing internal battery in compatible Lenovo laptops
 Restoring mobile runtime for business and travel use
 Repair shops and technicians performing internal battery swaps
 Users who prefer a factory-style internal replacement rather than external power banks
Key specifications
 Cell type: lithium‑ion
 Rated capacity: 54.7 Wh
 Form factor: internal laptop battery designed for in-chassis installation
 Typical operating voltage: compatible with original Lenovo battery voltage and management
 Intended behavior: supports standard charge/discharge cycles and battery monitoring
How to use
Install the battery by powering off the laptop, disconnecting any AC adapter, and following the laptop manufacturer's service instructions for internal battery replacement. Use appropriate tools and anti-static precautions when accessing the battery compartment. After installation, connect the AC adapter and allow the system to recognize and initialize the new battery; perform a full charge cycle if recommended by the laptop documentation to calibrate battery level reporting.
Usage recommendations
Use only as a direct internal replacement in models confirmed compatible with this Lenovo battery. Avoid exposing the battery to extreme heat, moisture, or direct flame. If the laptop exhibits unusual behavior after installation, disconnect the battery and consult qualified service personnel. Dispose of the old battery according to local electronic waste regulations.

## FAQ

### How much does the Lenovo Internal Lithium-Ion Battery 54.7Wh 5B10W51855 cost, and is it available for purchase?

The price is 87.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 24 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 20.07.2026 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