# RTC Battery (Panasonic) for Lenovo laptops — Real-time Clock backup battery

**URL:** https://aio.lv/en/product--lenovo-rtc-battery-panasonic--12006707
**Data updated:** 2026-03-11 20:41 (EET)
**Category:** Memory (RAM)
**Manufacturer:** Lenovo
**Manufacturer code:** RTC Battery (Panasonic)
**EAN:** 5704174994336
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 27.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-rtc-battery-panasonic--12006707

## 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

RTC Battery (Panasonic) for Lenovo laptops is a real-time clock backup battery used to maintain BIOS/UEFI settings and system time when main power is removed. Manufactured by Panasonic and supplied for Lenovo systems, it is intended for replacement of a depleted CMOS/RTC cell in compatible laptop models. Useful for repairing boot and time-keeping issues.

## Long description

RTC Battery (Panasonic) for Lenovo laptops is a real-time clock backup battery designed to preserve BIOS/UEFI settings and system time when the laptop is powered off or its main battery is removed. Supplied by Panasonic for use in compatible Lenovo systems, this small replaceable cell restores RTC/CMOS functionality in models that use a dedicated clock backup battery. It is suitable for replacing a depleted CMOS cell to resolve timekeeping errors, loss of BIOS settings, or boot-related issues caused by a failed backup battery.
Advantages
The RTC Battery provides stable voltage for the motherboard clock and BIOS configuration memory, ensuring reliable timekeeping and retention of hardware settings. As a direct replacement designed for compatibility with Lenovo systems, the cell is compact, easy to install in accessible battery holders or connectors, and helps recover normal boot behavior without requiring a complete motherboard replacement. Using a Panasonic-manufactured backup cell reduces the risk of early failure compared with unknown or generic sources.
Suitable for
 Replacing a depleted CMOS/RTC cell in compatible Lenovo laptops
 Fixing system time drift and BIOS/UEFI setting loss after power removal
 Repairing boot errors caused by failed RTC backup battery
 Service and maintenance tasks in laptop repair and refurbishment
Key specifications
 Function: real-time clock backup for motherboard BIOS/UEFI
 Manufacturer: Panasonic (supplied for Lenovo systems)
 Form factor: small coin-style or cylindrical RTC cell intended for laptop battery holders or wire-connector assemblies
 Typical use: long-term low-drain backup to retain time and CMOS settings
 Compatibility: intended for Lenovo laptop models that use a replaceable RTC backup cell (verify the physical connector and voltage before installation)
How to use
Power off the laptop, disconnect the main battery and AC adapter, and discharge residual power by holding the power button for a few seconds. Access the RTC battery compartment or internal battery connector according to the laptop service manual or manufacturer guidance. Remove the depleted cell carefully from its holder or connector and install the replacement matching the original cell’s polarity and connector type. Reassemble the laptop, reconnect the main battery and AC adapter, then power on and enter BIOS/UEFI to verify time and settings. If necessary, restore correct date/time and confirm retained settings after a power cycle.
Usage recommendations
Confirm physical compatibility and voltage with the original RTC cell before purchase. Use anti-static precautions when working inside the laptop. If unsure about disassembly or connector types, consult a qualified technician or the official Lenovo service documentation to avoid damage to the motherboard or other components.

## FAQ

### How much does the RTC Battery (Panasonic) for Lenovo laptops cost, and is it available for purchase?

The price is 32.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 16 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, 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/12006707/67462188_large.webp