# Battery Dell K3N6W 40Wh 3-cell Lithium-ion replacement for compatible Dell laptops

**URL:** https://aio.lv/en/product--dell-k3n6w--10775489
**Data updated:** 2026-02-13 15:33 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** K3N6W
**EAN:** 5715063291535
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 69.49 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 57.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-k3n6w--10775489

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Replacement Dell lithium‑ion laptop battery, model K3N6W, with a nominal capacity of 40Wh and 3 cells. Designed as a direct replacement for compatible Dell notebooks to restore portable runtime. Suitable for users needing to replace a worn battery, improve mobility, or maintain productivity away from mains power.

## Long description

Replacement Dell lithium‑ion laptop battery K3N6W with a nominal capacity of 40Wh and 3 cells is designed to restore portable runtime for compatible Dell notebooks. This battery provides the basic power reserve needed to run the laptop away from mains power and replaces worn or degraded original battery units. It fits into the laptop's battery compartment designed for compatible models and can be installed without modifying the device.
Advantages
This 40Wh 3-cell lithium‑ion battery offers a balance between capacity and size, delivering reliable runtime while keeping weight and dimensions suitable for mobile use. As a direct replacement for compatible Dell laptops, it reinstates original battery function, eliminates unexpected shutdowns caused by degraded cells, and supports standard battery management features of the laptop. The battery is manufactured to meet typical safety and charging parameters for modern notebook systems.
Suitable for
 Replacing a worn or failing battery in compatible Dell laptops
 Restoring portable runtime for users who work away from AC power
 Maintaining productivity during travel, meetings, or fieldwork
 Keeping spare power available for emergency or backup use
Key specifications
 Chemistry: Lithium‑ion (Li‑ion)
 Nominal energy: 40Wh
 Cell count: 3‑cell configuration
 Form factor: Laptop internal/replaceable battery pack designed for specific Dell models
 Typical operating environment: ambient temperatures specified by laptop manufacturer for battery use and charging
How to use
Power down the laptop and disconnect any external power source before replacing the battery. Remove the existing battery following the laptop manufacturer's instructions, insert the replacement battery into the compartment until it locks into place, and reconnect external power. After installation, allow the laptop to initialize the new battery; a full charge cycle is recommended to calibrate the system's battery level reporting. Use the operating system's battery or power management utility to monitor charge status and health.
Usage recommendations
Store and use the battery within the temperature and humidity ranges recommended by the laptop manufacturer. Avoid exposing the battery to extreme heat, direct flame, or prolonged storage at full charge. For optimal longevity, perform periodic charge cycles and avoid deep discharges when possible. If the battery shows signs of swelling, heat, or abnormal performance, discontinue use and follow local disposal regulations for lithium‑ion batteries.

## FAQ

### How much does the Battery Dell K3N6W 40Wh 3-cell cost, and is it available for purchase?

The price is 69.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 988 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 15.07.2026 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/10775489/68515840_large.webp