# Battery Green Cell for Lenovo ThinkPad T420s T420si 14.4V 3600mAh

**URL:** https://aio.lv/en/product--green-cell-eb123981989--6636743
**Data updated:** 2026-02-12 14:21 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Green Cell
**Manufacturer code:** EB123981989#
**EAN:** 3100000933548
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.45 €
**Prices and availability valid until:** 2026-08-08 23:59
**Price without VAT (21%):** 33.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--green-cell-eb123981989--6636743

## 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

Rechargeable laptop battery Green Cell designed for Lenovo ThinkPad T420s and T420si. Nominal voltage 14.4 V and capacity 3600 mAh. Replaces original battery to restore portable power for everyday mobile use, office work and travel. Provides reliable runtime, easy installation and compatibility with specified ThinkPad models.

## Long description

Rechargeable laptop battery Green Cell for Lenovo ThinkPad T420s T420si, nominal voltage 14.4 V and capacity 3600 mAh. This battery is designed to restore portable power for everyday mobile use, office work and travel. It provides a predictable runtime comparable to original packs and fits into the battery bay of the specified ThinkPad models for straightforward replacement.
Advantages
The battery delivers consistent voltage and capacity to support standard notebook operations, including web browsing, document editing and light multimedia. Its form factor and connector match the original battery design for easy installation without modification. Built-in protection features help prevent overcharge and short circuits. The battery is lightweight and intended for long-term use with a stable discharge profile.
Suitable for
Lenovo ThinkPad T420s owners needing a direct battery replacement
Business users who require reliable runtime for office tasks
Students and travelers seeking a spare battery for mobile use
Service centers performing routine battery replacements
Key specifications
Nominal voltage: 14.4 V
Capacity: 3600 mAh
Chemistry: rechargeable lithium-ion cells
Compatibility: Lenovo ThinkPad T420s, T420si
Typical runtime: sufficient for standard office workloads (depends on device configuration)
Weight: lightweight design for portable use
How to use
Power down the laptop and disconnect the AC adapter before replacing the battery. Slide the release latches, remove the existing battery and insert the Green Cell battery until it locks into place. Reconnect the AC adapter and power on the laptop. Allow the battery to complete a charge cycle to calibrate the battery meter for accurate runtime reporting. Observe the laptop's battery indicator and system diagnostics after installation to confirm correct operation.
Usage recommendations
Store and use the battery at moderate temperatures and avoid exposure to extreme heat or cold. For longer service life, avoid deep discharge cycles and keep the battery charged during prolonged storage. Follow Lenovo device guidelines for battery care and dispose of the battery according to local electronic waste regulations.

## FAQ

### How much does the Battery Green Cell Lenovo ThinkPad T420s T420si 14.4V 3600mAh cost, and is it available for purchase?

The price is 40.45 € (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 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: 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 Green Cell 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 Green Cell 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/6636743/49253738_large.webp