# Battery pack Dell 42Wh Lithium-ion polymer 451-BCNK for compatible Dell laptops

**URL:** https://aio.lv/en/product--dell-451-bcnk--11685624
**Data updated:** 2026-02-16 07:12 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BCNK
**EAN:** 5715328197084
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 45.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-451-bcnk--11685624

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Dell 42Wh Lithium-ion polymer battery (MPN 451-BCNK) designed as a replacement battery for compatible Dell laptops. Provides 42 watt-hours of capacity, Li‑Po chemistry for compact size and stable discharge, and is suitable for everyday mobile use, business travel and fieldwork. Easy to install and intended to restore or extend device runtime.

## Long description

Rechargeable Dell 42Wh Lithium‑ion polymer battery designed as a replacement power source for compatible Dell laptops. With 42 watt‑hours of capacity and Li‑Po chemistry, the battery offers a compact form factor and stable discharge behavior to restore or extend device runtime for everyday mobile use, business travel and fieldwork. The unit is intended for straightforward installation and to provide reliable short‑term power between charges.
Advantages
This lithium‑ion polymer battery delivers a balanced combination of capacity and compactness suitable for ultraportable and mainstream laptop models. The Li‑Po chemistry contributes to a slim profile and predictable discharge curve, while the specified 42Wh energy capacity gives a noticeable runtime improvement for typical office applications, web browsing and media playback. The battery is designed to integrate with existing laptop power management functions and supports normal charging and discharge cycles without extra configuration.
Suitable for
 Extending laptop runtime during travel or commuting
 Replacing a worn or degraded internal battery to restore original operating time
 Fieldwork and on‑site tasks where mains power is unavailable
 Business use requiring reliable short‑term mobile power
Key specifications
 Battery chemistry: Lithium‑ion polymer (Li‑Po)
 Energy capacity: 42 watt‑hours (Wh)
 Form factor: slim, laptop internal replacement type
 Typical use: portable laptop power for office tasks, browsing, media
 Compatibility: models compatible with this battery's physical and electrical interface
How to use
Power off the laptop and disconnect any external power sources before replacing the battery. Remove the laptop access panel or lower case according to the device manufacturer's instructions, then disconnect the old battery from the mainboard and install the replacement ensuring secure mechanical and electrical connections. Reassemble the laptop, connect the external power adapter and perform a full charge cycle before first use to allow the battery management system to register the new cell. Use the laptop's operating system power settings to optimize runtime and battery health.
Usage recommendations
Store the battery at moderate temperatures and around 40–60% charge if not used for extended periods. Avoid exposing the battery to high heat, liquids or physical shock. For maximum lifespan, avoid repeated deep discharges and follow the laptop manufacturer's guidelines for calibration and firmware updates that affect battery management.

## FAQ

### How much does the Battery Dell 42Wh Lithium-ion polymer 451-BCNK cost, and is it available for purchase?

The price is 55.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 135 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 20.07.2026 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