# Laptop battery Dell 42WHr 3-cell, compatible replacement (MPN 451-BCDK)

**URL:** https://aio.lv/en/product--dell-451-bcdk--11685608
**Data updated:** 2026-02-16 07:12 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BCDK
**EAN:** 5715328196827
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-451-bcdk--11685608

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Rechargeable 3‑cell Dell laptop battery with 42WHr capacity (MPN 451-BCDK). Designed as a direct replacement for compatible Dell notebooks, it restores usable runtime and supports normal charging and power management functions. Suitable for users needing a straightforward battery swap to extend mobile use, improve unplugged runtime, and maintain device portability.

## Long description

Compatible replacement 3-cell laptop battery with 42WHr capacity designed for select Dell notebooks. This rechargeable battery restores portable runtime and supports the notebook's standard charging and power management features. It is intended as a direct swap for worn or failing batteries to recover unplugged operation and maintain device mobility without altering system behavior.
Advantages
The battery delivers a nominal 42WHr energy capacity in a compact 3-cell format, offering a balance between runtime and physical size. It is designed to fit compatible Dell chassis and to work with existing charging circuitry and battery level reporting, preserving the notebook's built-in power management. Installation is straightforward and allows users to regain practical unplugged use quickly.
Suitable for
Replacing a worn or failing battery in compatible Dell laptops
Extending mobile working time for everyday office and school tasks
Maintaining portability for travel when AC power is unavailable
Users who need a direct, functional battery swap without hardware changes
Key specifications
Cell configuration: 3-cell lithium-ion
Rated energy: 42 WHr
Rechargeable chemistry: Li-ion
Form factor: slim internal laptop battery suitable for select notebook models
Compatibility: designed for specific Dell notebook families (check device model fit before purchase)
How to use
Power down the notebook and remove any external power source before replacing the battery. Access the battery compartment according to the notebook manufacturer's instructions, remove the old battery, and insert the replacement ensuring it seats and latches correctly. Reconnect AC power and charge the battery fully before first use; observe the system's battery indicator to confirm proper recognition and charging. If the notebook requires BIOS or firmware interactions for battery reporting, follow any manufacturer prompts to complete setup.
Usage recommendations
For best performance, charge the battery to full before extended use and avoid deep discharge cycles when possible. Store the battery at moderate charge (around 40–60%) if not used long-term, and keep it in a cool, dry environment. Always use the notebook's approved charger and follow safety guidance from the laptop manufacturer.

## FAQ

### How much does the Dell laptop battery 42WHr 3-cell (451-BCDK) 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 — 385 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 09.07.2026 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/11685608/67033763_large.webp