# Battery for Dell laptops, 42WHr 3-cell, compatible replacement, model 451-BBYY

**URL:** https://aio.lv/en/product--dell-451-bbyy--11675441
**Data updated:** 2026-02-16 07:07 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BBYY
**EAN:** 5715328185432
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 99.99 €
**Prices and availability valid until:** 2026-07-19 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-bbyy--11675441

## 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 3-cell battery for Dell laptops with a rated capacity of 42 WHr. Designed as a direct power source for portable Dell systems, this battery suits everyday mobile use, extends runtime compared to a depleted original, and supports device portability. Intended for users needing a like-for-like replacement to restore laptop battery life.

## Long description

Replacement 3-cell battery for Dell laptops with a rated capacity of 42 WHr. This compatible 42WHr battery is designed to serve as a direct power source for portable Dell systems that accept a 3-cell module. It restores battery runtime for mobile use and supports typical day-to-day tasks by providing a like-for-like replacement to worn or depleted original batteries.
Advantages
The battery offers a specified energy capacity of 42 WHr in a compact 3-cell configuration compatible with many Dell laptop designs, enabling extended runtime compared to a depleted cell pack. It is intended for straightforward installation without modifying the laptop, maintains standard voltage and power delivery for system compatibility, and supports portable use patterns such as office work, web browsing, and light multimedia playback.
Suitable for
Restoring runtime to Dell laptops that originally used a 3-cell, 42 WHr battery
Users who need a like-for-like replacement to return a laptop to portable operation
Light mobile tasks such as document editing, web browsing, and video playback
Key specifications
Battery type: 3-cell lithium-ion configuration
Rated energy: 42 WHr
Intended use: internal laptop battery for compatible Dell models
Typical supported tasks: office applications, internet browsing, light multimedia
Form factor: compact module designed to fit Dell laptop battery compartment
How to use
Power down the laptop and disconnect any external power source before replacing the battery. Remove the existing battery according to the laptop manufacturer’s instructions, then install the replacement pack ensuring proper alignment and secure connection to the battery connector. After installation, connect the AC adapter and allow the system to recognize and charge the new battery fully before relying on battery-only operation. Follow the laptop’s battery calibration and power management guidance for optimal performance.
Usage recommendations
Use the replacement battery with compatible Dell laptop models only. Avoid exposing the battery to extreme temperatures, moisture, or physical damage. Charge the battery with the laptop’s original or compatible AC adapter, and store at partial charge if not used for extended periods. Dispose of the battery according to local regulations for electronic waste.

## FAQ

### How much does the Dell laptop battery 42WHr 3-cell 451-BBYY 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 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/11675441/68535937_large.webp