# Replacement laptop battery Origin BTI 57Wh (3-cell, 11.4V, 4878mAh) compatible with Dell Latitude 13/14/16 7340/7440/7640 (models 2R2W8, P8RCC, JNYT4)

**URL:** https://aio.lv/en/product--origin-66dwx-bti--11879601
**Data updated:** 2026-03-09 20:46 (EET)
**Category:** Batteries
**Manufacturer:** Origin
**Manufacturer code:** 66DWX-BTI
**EAN:** 5059902052902
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 146.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 121.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--origin-66dwx-bti--11879601

## 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

Origin BTI replacement laptop battery, 57Wh (3-cell, 11.4V, 4878 mAh), compatible with specified Dell Latitude models (2R2W8, P8RCC, JNYT4). Lithium‑Ion technology provides portable power for mobile work, video playback and travel. Supplied as a single black battery designed to replace the original pack in Latitude 13/14/16 7340/7440/7640 series.

## Long description

Origin BTI replacement laptop battery, 57Wh (3-cell, 11.4V, 4878mAh), is a direct-replacement power pack designed for Dell Latitude 13, 14 and 16 models 7340, 7440 and 7640. The battery uses Lithium‑Ion cell technology to deliver portable energy for everyday mobile tasks and is supplied as a single black battery intended to replace the original internal pack in compatible Latitude systems.
Advantages
This Origin battery provides a balance of capacity and compact size, offering 57 Wh and 4878 mAh at 11.4 V to support extended use between charges. Built with Lithium‑Ion chemistry, it maintains a consistent discharge profile for predictable runtime and is suitable for repeated charge cycles. The replacement pack is designed to match the physical dimensions and connector layout of the original Dell pack, enabling easy installation and reliable electrical compatibility when used with the specified Latitude models.
Suitable for
Replacing a depleted or damaged internal battery in Dell Latitude 13/14/16 7340, 7440, 7640 laptops
Extending mobile working time for office tasks, web browsing and document editing
Providing additional runtime for travel, presentations and video playback
Users requiring a single spare black replacement battery for on‑site swaps
Key specifications
Battery chemistry: Lithium‑Ion (Li‑Ion)
Capacity: 4878 mAh (57 Wh)
Nominal voltage: 11.4 V
Cell configuration: 3‑cell
Colour: Black
Quantity included: 1 battery
How to use
Power down the Dell Latitude laptop and disconnect any external power sources before replacing the battery. Remove the bottom cover according to the laptop manufacturer’s instructions, unplug the existing battery connector and remove the original pack. Install the Origin BTI replacement battery by seating it in the battery bay and reconnecting the battery cable securely. Reassemble the laptop, reconnect mains power, and perform a full charge cycle to calibrate battery level reporting.
Usage recommendations
For safe operation, use the replacement battery only in the specified Dell Latitude models and follow Dell’s guidelines for battery handling. Avoid exposure to high temperatures, liquids and prolonged storage at full charge; store the battery at moderate charge (around 40–60%) if not used for extended periods. Recycle or dispose of the battery according to local regulations when it reaches end of life.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery voltage | 11.4 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 4878 mAh |
| Number of battery cells | 3 |
| Product colour | Black |
| Battery capacity | 57 Wh |

### Technical details

| Feature | Value |
|---|---|
| Brand compatibility | Dell |

## FAQ

### How much does the Origin BTI 57Wh 3-cell laptop battery for Dell Latitude cost, and is it available for purchase?

The price is 146.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Origin BTI 57Wh 3-cell laptop battery for Dell Latitude be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Origin 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 Origin 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, battery voltage, number of batteries included, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Origin BTI 57Wh 3-cell laptop battery for Dell Latitude?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11879601/67426646_large.webp