# RTC battery Lenovo 3V lithium-ion model 5B10K25422 for real-time clock backup

**URL:** https://aio.lv/en/product--lenovo-5b10k25422--4310851
**Data updated:** 2026-02-12 14:07 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10K25422
**EAN:** 5706998508638
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 29.49 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 24.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10k25422--4310851

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Replacement RTC (real-time clock) lithium-ion battery from Lenovo, model 5B10K25422, nominal voltage 3V. Designed to provide backup power to the motherboard clock and BIOS settings when main power is removed. Suitable for compatible Lenovo systems requiring this specific MPN. Helps preserve system time, BIOS configuration, and quick startup.

## Long description

Replacement RTC battery Lenovo 3V lithium-ion model 5B10K25422 is a compact backup power source designed to maintain the motherboard real-time clock and BIOS settings when the main power supply is removed. This 3V lithium-ion cell fits designated Lenovo motherboard sockets and provides stable voltage to preserve system time, BIOS configuration, and fast startup behavior during power-off periods.
Advantages
The battery delivers a stable 3V output suited for sustaining CMOS memory and the real-time clock over extended periods without external power. Its compact form factor and compatibility with specific Lenovo motherboards simplify replacement and reduce the need for repeated time and BIOS reconfiguration. The lithium-ion chemistry offers consistent discharge characteristics and reliable backup performance compared with standard coin cells in supported systems.
Suitable for
 Restoring or replacing the RTC backup battery in compatible Lenovo desktops or workstations
 Maintaining system time and BIOS settings during motherboard servicing or power outages
 Use in repair shops and IT maintenance for systems that require a 3V lithium-ion RTC cell
Key specifications
 Nominal voltage: 3V
 Cell chemistry: lithium-ion
 Form factor: compact RTC backup cell for motherboard socket
 Primary function: supply backup power to real-time clock and CMOS memory
 Intended operation: retains BIOS settings and system time when main power is removed
How to use
Power down the computer and disconnect it from the mains before attempting replacement. Locate the RTC battery on the motherboard according to the service manual for your Lenovo system. Remove the old battery carefully, avoiding contact with motherboard components, and install the replacement cell in the correct orientation. Reconnect power and verify that the system time and BIOS settings are retained; enter BIOS to set date/time if needed and confirm system behavior during a controlled shutdown.
Usage recommendations
Store the battery in a cool, dry place and avoid exposure to high temperatures or direct sunlight. Replace the RTC battery with an identical-type cell compatible with your Lenovo motherboard to ensure correct voltage and form factor. Dispose of the old battery according to local battery recycling regulations.

## FAQ

### How much does the RTC battery Lenovo 3V 5B10K25422 cost, and is it available for purchase?

The price is 29.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 21.07.2026 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

## Image

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