# Laptop battery Dell 42Wh Lithium-ion 3-cell 03KF82 for compatible Dell notebooks

**URL:** https://aio.lv/en/product--dell-03kf82--10805583
**Data updated:** 2026-02-13 15:35 (EET)
**Category:** Computer Component Accessories
**Manufacturer:** Dell
**Manufacturer code:** 03KF82
**EAN:** 5715063304280
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 86.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 71.89 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-03kf82--10805583

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Replacement laptop battery Dell 42Wh Lithium-ion 3-cell (model 03KF82) designed for compatible Dell notebooks. Provides 42 watt-hours capacity with a 3-cell Li‑ion chemistry to restore portable power for everyday use, travel or work. Ideal for users needing a direct battery replacement to extend runtime and maintain mobility. Install as OEM-design compatible part.

## Long description

Laptop battery Dell 42Wh Lithium-ion 3-cell 03KF82 for compatible Dell notebooks is a direct replacement battery intended to restore portable power to supported laptop models. It features a 42 watt-hour capacity and three-cell lithium-ion chemistry to provide standard runtime for everyday tasks, travel and mobile work. The pack is designed as an OEM-compatible replacement to fit into Dell notebooks that accept the 03KF82 form factor and electrical specifications.
Advantages
This Dell 42Wh lithium-ion battery delivers the nominal 42Wh capacity in a compact 3-cell configuration, offering a balance between weight and runtime. As an OEM-design compatible unit, it fits into compatible Dell notebooks without requiring modifications. The battery restores mobile operation for users who need a straightforward replacement to regain original runtime and mobility.
Suitable for
Replacing a depleted or failing battery in compatible Dell notebooks
Users who need reliable mobile runtime for everyday office and web tasks
Travelers who require a lightweight spare battery for short trips
Maintaining productivity when mains power is unavailable
Key specifications
Capacity: 42 Wh
Chemistry: Lithium-ion (Li-ion)
Cell count: 3 cells
Compatibility: compatible Dell notebook models accepting the 03KF82 battery form factor
Type: replacement / OEM-compatible internal laptop battery
How to use
Power down the notebook and disconnect any external power sources before beginning installation. Remove the existing battery according to the notebook manufacturer's instructions or service manual, then install the Dell 42Wh 3-cell battery into the battery bay ensuring proper alignment and secure connection. Reconnect mains power and allow the system to recognize the new battery; perform a full charge cycle before first regular use to calibrate battery status reporting.
Usage recommendations
Use this battery only in Dell notebook models specified as compatible with the 03KF82 form factor. Keep the battery at moderate temperatures during storage and operation, avoid exposure to prolonged high heat, and follow standard safety guidelines for lithium-ion batteries. For optimal service life, charge and discharge the battery under normal operating conditions and replace the battery if you observe significant capacity loss or physical damage.

## FAQ

### How much does the Laptop battery Dell 03KF82 42Wh 3-cell cost, and is it available for purchase?

The price is 86.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 243 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 08.07.2026 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/10805583/68523335_large.webp