# Battery for Dell laptops, 42WHR 3‑cell, compatible replacement (MPN 451-BBYV)

**URL:** https://aio.lv/en/product--dell-451-bbyv--11675440
**Data updated:** 2026-02-16 07:07 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BBYV
**EAN:** 5715328185425
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 99.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 82.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-451-bbyv--11675440

## 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

Replacement 42WHR 3‑cell battery for Dell laptops (MPN 451-BBYV). Provides portable power for mobile use, restoring runtime for systems designed for a 42WHR battery. Suitable for users needing a direct swap to recover battery life for everyday tasks, travel, or remote work. Check compatibility with your Dell model before purchase.

## Long description

This replacement 42WHR 3-cell battery is designed for use in compatible Dell laptops. It restores portable power for systems originally specified to run with a 42WHR battery, enabling mobile operation for everyday productivity, travel, and remote work. The battery is a direct replacement intended to match size, voltage and mounting points of the original Dell unit so it fits into the laptop compartment designated for a 3-cell pack.
Advantages
The battery provides a reliable restoration of runtime for devices that have reduced battery life, allowing users to resume mobile usage without requiring a power outlet. It offers a balance between capacity and compactness, keeping overall weight and dimensions similar to the original factory pack. The unit is compatible with charging and power management systems in supported Dell laptops and supports normal system power reporting and charging behavior when installed correctly.
Suitable for
Replacing a worn or degraded 42WHR 3-cell battery in supported Dell laptop models
Extending mobile runtime for everyday office applications, web browsing and video calls
Travel and remote work where access to mains power is limited
Repair or refurbishment of laptops to restore original battery performance
Key specifications
Capacity: 42 watt-hours (Wh)
Cell count: 3-cell configuration
Form factor: designed to fit the laptop battery bay for compatible Dell models
Nominal voltage: matched to original 3-cell laptop pack specifications
Intended use: rechargeable lithium-ion chemistry for portable computer operation
How to use
Power off the laptop and disconnect any external power sources before replacing the battery. Remove the service panel or battery access cover according to the laptop manufacturer's instructions, then extract the old battery and install the replacement in the same orientation until it locks into place. Reattach the cover, reconnect external power, and charge the battery fully prior to first use to ensure the system recognizes the new pack and calibrates power reporting. Consult the laptop user manual for model-specific removal and installation steps and any safety precautions.
Usage recommendations
Use the replacement battery only in supported Dell laptop models and avoid exposing the battery to heat, moisture, or physical damage. Store the battery at moderate state of charge if not used long-term, and follow proper recycling or disposal procedures at end of life.

## FAQ

### How much does the Dell 42WHR 3‑cell laptop battery (451-BBYV) cost, and is it available for purchase?

The price is 99.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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/11675440/68512200_large.webp