# Battery for Dell laptops, 42WHR 3-cell, compatible with select Dell models, MPN 451-BCHB

**URL:** https://aio.lv/en/product--dell-451-bchb--11685611
**Data updated:** 2026-02-16 07:12 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BCHB
**EAN:** 5715328196858
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-13 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-bchb--11685611

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Replacement 42WHR 3-cell battery designed for compatible Dell laptops (MPN 451-BCHB). Provides portable power for everyday mobile use, helping extend run time for productivity, web browsing, and media playback. Intended as a direct swap in supported systems; follow manufacturer guidelines for installation and disposal. Ideal for users needing restored battery life.

## Long description

Replacement 42WHR 3-cell battery compatible with select Dell laptops. This battery is designed to restore portable power in supported Dell notebook models, providing extended runtime for everyday tasks such as productivity applications, web browsing, video playback and light multitasking. The battery is a direct-replacement type intended for users who need to replace a degraded or failed internal battery and return their laptop to portable operation. Installation and disposal should follow Dell's instructions and local regulations.
Advantages
The 42WHR 3-cell design balances capacity and weight to maintain a slim laptop profile while offering measurable runtime improvement over heavily degraded cells. As a direct-replacement battery for compatible Dell models, it simplifies installation by matching the form factor and connector layout of the original unit. The battery supports typical laptop power management features and allows the operating system to report charge state and health when installed correctly.
Suitable for
Replacing an aged or failing internal battery in supported Dell laptops
Restoring portable runtime for everyday productivity and multimedia use
Maintaining mobility for users who need reliable battery-backed operation away from AC power
Service technicians performing field or depot repairs on compatible systems
Key specifications
Nominal capacity: 42 WHr
Cell count: 3 cells
Form factor: internal laptop battery sized for compatible Dell notebooks
Typical use: supports standard laptop power profiles for productivity and multimedia
Compatibility: designed for select Dell laptop models that accept a 42WHR 3-cell replacement
How to use
Power down the laptop and disconnect any external power sources before beginning replacement. Remove the access panel or rear cover according to the laptop’s service manual to reach the internal battery compartment. Disconnect the existing battery connector carefully and replace it with the new 42WHR 3-cell unit, ensuring the connector is fully seated and the battery is secured in its mounting location. Reassemble the laptop, reconnect AC power, and charge the new battery fully before first use. After installation, verify battery recognition and charge reporting within the operating system or BIOS.
Usage recommendations
Follow manufacturer instructions for safe handling, installation, and disposal. Calibrate battery charge reporting occasionally by fully charging and discharging per Dell guidance. Avoid exposure to extreme temperatures and store the battery at partial charge if not used for extended periods. Recycle the old battery according to local environmental regulations.

## FAQ

### How much does the Dell laptop battery 42WHR 3-cell MPN 451-BCHB 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 — 314 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 01.07.2026 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/11685611/67033766_large.webp