# Laptop battery Dell BTRY,PRI,42WHR,3C,LITH,BYD for compatible Dell models — 42 Wh, Li-ion

**URL:** https://aio.lv/en/product--dell-451-bcsj--11675426
**Data updated:** 2026-02-16 07:07 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 451-BCSJ
**EAN:** 5715328185203
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 75.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 62.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-451-bcsj--11675426

## 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 laptop battery Dell BTRY,PRI,42WHR,3C,LITH,BYD (MPN 451-BCSJ, EAN 5715328185203) with 42 Wh capacity and lithium-ion chemistry. Designed as a primary internal battery for compatible Dell notebooks, it restores portable runtime for work, travel, and mobile use. Use for replacing worn batteries to regain original battery life and device portability.

## Long description

Replacement laptop battery Dell BTRY,PRI,42WHR,3C,LITH,BYD is a 42 Wh lithium-ion internal battery designed for compatible Dell notebooks. It restores mobile runtime for everyday tasks such as document editing, web browsing and video playback. The battery is intended as a primary internal power source and is fitted to specified Dell laptop models to replace worn or failing batteries and regain original portability.
Advantages
The battery provides a practical balance between capacity and weight, offering up to 42 watt-hours of stored energy in a compact form factor. Its lithium-ion chemistry supports consistent discharge characteristics and efficient energy density. Designed to match the electrical and mechanical requirements of compatible Dell systems, it enables reliable charging behavior and integration with the notebook's power management functions.
Suitable for
 Replacing a worn or degraded internal battery in compatible Dell laptops
 Restoring mobile runtime for work, travel and study
 Field repair and maintenance of Dell notebook fleets
 Maintaining portable productivity when AC power is not available
Key specifications
 Battery type: Lithium-ion (Li-ion)
 Capacity: 42 Wh
 Intended use: Primary internal notebook battery
 Form factor: Built to fit specified Dell notebook internal compartment
 Typical applications: Office work, web browsing, media playback, mobile computing
How to use
Power down the laptop and disconnect any external power source before beginning replacement. Remove the existing battery following the manufacturer's service instructions for your specific Dell model, taking care to use appropriate tools and anti-static precautions. Install the new battery into the internal compartment, secure any fasteners, and reconnect the AC adapter. Allow the battery to charge fully before heavy use to ensure accurate battery level reporting and initial calibration with the system's power management.
Usage recommendations
For optimal lifespan, avoid exposing the battery to prolonged high temperatures and store it partially charged if not used for extended periods. Use the notebook's built-in battery calibration or monitoring tools periodically to maintain accurate state-of-charge reporting. Replace the battery with a compatible unit that meets the original equipment specifications to ensure correct fit and electrical compatibility.

## FAQ

### How much does the Dell laptop battery BTRY,PRI,42WHR,3C,LITH,BYD cost, and is it available for purchase?

The price is 75.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 149 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/11675426/68546427_large.webp