# Battery for Dell laptops, 42WHr, 3-cell, compatible with select Dell models

**URL:** https://aio.lv/en/product--dell-2r9w6--11685605
**Data updated:** 2026-02-16 07:12 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 2R9W6
**EAN:** 5715328196780
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-2r9w6--11685605

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Replacement 42WHr 3-cell battery for compatible Dell laptops. Provides portable power for everyday mobile use, offering reliable runtime for office tasks, web browsing and light multimedia. Designed as a direct battery replacement with the same voltage and form factor for easy installation. Useful for restoring battery life and improving on-the-go productivity.

## Long description

Replacement 42WHr 3-cell battery compatible with select Dell laptops. This battery provides portable power for everyday mobile use, delivering reliable runtime for office tasks, web browsing and light multimedia. It is designed to match the original voltage and form factor so it can be installed as a direct replacement and restore the laptop's on-battery runtime without modifying the device.
Advantages
This 42WHr 3-cell battery offers a balance of capacity and compact size, maintaining a lightweight profile while extending usable time away from mains power. Designed to match the physical dimensions and voltage of compatible Dell systems, it enables straightforward installation and consistent power delivery. The battery is intended to meet the typical thermal and charging characteristics expected by compatible laptops, helping to preserve system performance during mobile use.
Suitable for
 Replacing a worn or failing battery in compatible Dell laptops
 Extending portable runtime for office productivity and web browsing
 Light multimedia playback and video conferencing on the go
 Carrying as a spare battery for travel or field work
Key specifications
 Nominal capacity: 42 WHr
 Cell count: 3-cell pack
 Voltage: matches original Dell laptop voltage
 Form factor: direct-replacement laptop battery size and connector type
 Intended use: rechargeable lithium-based battery for portable computers
How to use
Power down the laptop, disconnect the AC adapter and remove the existing battery according to the laptop manufacturer's instructions. Align the replacement battery with the battery bay and connector, then press into place until it locks. Reconnect the AC adapter and power on the laptop. Allow the new battery to charge fully before first use to ensure the battery management system registers its capacity. Follow the laptop's battery indicator and system utilities for charging status and health information.
Usage recommendations
Use the battery only in supported Dell laptop models and handle it according to standard lithium battery safety practices: avoid exposure to extreme heat, do not puncture or disassemble, and store at moderate temperatures if not in use. For optimal longevity, avoid leaving the battery discharged for extended periods and, when storing long-term, keep it at partial charge (around 40–60%). Dispose of the battery following local electronic waste regulations.

## FAQ

### How much does the Dell laptop battery 42WHr 3-cell cost, and is it available for purchase?

The price is 78.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 621 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 13.07.2026 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 Dell 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 Dell 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/11685605/67033760_large.webp