# Single-use battery Lenovo Thinkpad T20/21/22/23

**URL:** https://aio.lv/en/product--lenovo-02k6572--3182100
**Data updated:** 2026-01-13 11:22 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 02K6572
**EAN:** 5706998932662
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-02k6572--3182100

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Lenovo Backup Battery for Thinkpad T20/21/22/23 is a single-use lithium battery with a voltage of 3V. It ensures reliable power for your device, maintaining performance and extending the life of your laptop. Easy to install, this battery is designed specifically for Thinkpad models, providing a perfect fit and optimal functionality.

## Long description

The Lenovo Backup Battery for ThinkPad T20/T21/T22/T23 is a single-use 3V lithium battery designed to maintain CMOS settings and real-time clock operation in compatible ThinkPad laptops. It is intended as a direct replacement for the original backup cell and fits the specified T20–T23 series models.
Advantages
This single-use lithium backup battery delivers a stable 3V voltage, offering consistent preservation of BIOS/CMOS settings and clock data. It is supplied in the original form factor for ThinkPad T20–T23 models, which simplifies installation and ensures compatibility. The battery's construction supports long shelf life and reliable performance while the yellow-coloured casing helps with quick identification during replacement.
Suitable for
Restoring or replacing the CMOS/RTC backup battery in Lenovo ThinkPad T20, T21, T22 and T23 laptops
Repair and refurbishment of older ThinkPad T-series notebooks
Maintaining BIOS settings and system clock during main battery removal or prolonged storage
Key specifications
Battery type: single-use lithium cell
Nominal voltage: 3 V
Colour: yellow
Compatible models: Lenovo ThinkPad T20, T21, T22, T23 series
How to use
Power down the laptop and remove any external power sources and the main battery before replacing the backup cell. Access the CMOS/backup battery compartment according to the service manual for your ThinkPad T20–T23 model, remove the depleted battery, and install the new 3V lithium backup battery in the same orientation. Reassemble the laptop and power it on; verify BIOS settings and correct system time.
Usage recommendations
Store the battery in a cool, dry place and avoid exposure to heat or moisture. Dispose of the used single-use lithium cell according to local battery disposal regulations. If unsure about disassembly, refer to official Lenovo service documentation or consult a qualified technician.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium |
| Battery voltage | 3 V |
| Product colour | Yellow |

### Other features

| Feature | Value |
|---|---|
| Battery type | Single-use battery |

## FAQ

### How much does the Single-use battery Lenovo Thinkpad T20/21/22/23 cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 110 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 16.07.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/3182100/64204359_large.webp