# Internal Li‑ion Battery Lenovo W125731477 51Wh for Compatible Lenovo Laptops

**URL:** https://aio.lv/en/product--lenovo-w125731477--3671593
**Data updated:** 2026-02-12 09:57 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** W125731477
**EAN:** 5704174252320
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 60.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 49.99 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-w125731477--3671593

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Internal Li‑ion battery Lenovo W125731477 with 51Wh capacity designed as a replacement power source for compatible Lenovo laptops. Provides standard voltage and runtime consistent with the original part, restoring portable operation and mobility. Intended for device repair or battery replacement to regain battery life and unplugged use. Install according to manufacturer guidance or by a technician.

## Long description

The Internal Li‑ion Battery Lenovo W125731477 51Wh is a replacement rechargeable battery designed for compatible Lenovo laptops. This internal battery provides the rated 51Wh capacity and standard voltage to restore portable operation and extend unplugged runtime comparable to the original factory unit. It is intended for device repair or battery replacement when the installed battery no longer holds sufficient charge.
Advantages
This internal lithium‑ion battery offers a direct fit for compatible Lenovo laptop models and restores expected battery life when the original cell pack has degraded. The 51Wh capacity balances runtime and weight for everyday mobile use. As a rechargeable internal pack it supports standard laptop charging and power management systems, allowing the device to report battery level and charge status through the operating system.
Suitable for
Replacing a worn or failing internal battery in compatible Lenovo laptops
Repairing laptops to restore portable use and runtime
Service centers performing battery replacements or refurbishments
Key specifications
Battery chemistry: Lithium‑ion (Li‑ion)
Rated capacity: 51 Wh
Form factor: Internal, laptop replacement pack
Compatibility: Designed for compatible Lenovo laptop models that accept this internal battery form factor
Function: Rechargeable power source for portable operation and system power management
How to use
Install the battery according to the laptop manufacturer’s service manual or have a qualified technician perform the replacement. Power off the laptop, disconnect any external power source, and follow safe‑handling procedures to avoid short circuits or damage to internal components. After installation, charge the battery fully using the original or equivalent Lenovo charger and allow the operating system to calibrate battery reporting through normal charge/discharge cycles.
Usage recommendations
Use genuine or manufacturer‑specified chargers and follow Lenovo’s safety instructions. Avoid exposing the battery to extreme heat or moisture, and do not disassemble the pack. If the laptop shows abnormal behavior after replacement, contact a service professional for diagnostics.

## FAQ

### How much does the Lenovo W125731477 internal Li‑ion battery 51Wh cost, and is it available for purchase?

The price is 60.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 73 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 23.07.2026 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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