# Origin Storage 66DWX-BTI Lithium-Ion Battery 4878 mAh 11.4 V Black

**URL:** https://aio.lv/en/product--origin-storage-66dwx-bti--10941474
**Data updated:** 2025-12-30 14:55 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** origin storage
**Manufacturer code:** 66DWX-BTI
**EAN:** 5059902052902
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 118.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 97.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--origin-storage-66dwx-bti--10941474

## 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

The Origin Storage 66DWX-BTI is a rechargeable Lithium-Ion battery with a capacity of 4878 mAh and a voltage of 11.4 V. It is designed for industrial use, providing reliable and long-lasting power. The battery is compact and lightweight, making it easy to integrate into various devices. With a total energy capacity of 57 Wh, it ensures efficient performance for demanding applications.

## Long description

The Origin Storage 66DWX-BTI is a rechargeable Lithium-Ion battery with a nominal voltage of 11.4 V and a capacity of 4878 mAh (57 Wh). Designed as a replacement 3-cell battery compatible with Dell Latitude 7340, 7440 and 7640 models, it provides a compact and lightweight power source for portable use in professional and industrial environments.
Advantages
The battery uses Lithium-Ion technology to deliver stable voltage and consistent runtime. Its 4878 mAh capacity offers extended operating time compared with lower-capacity cells, while the compact black housing simplifies installation and integration. The unit is rechargeable and intended for repeated charge cycles, supporting continuous use in mobile workstations.
Suitable for
Replacement battery for Dell Latitude 7340
Replacement battery for Dell Latitude 7440
Replacement battery for Dell Latitude 7640
Fieldwork and mobile office use
Key specifications
Brand: origin storage
Model / MPN: 66DWX-BTI
Battery type: Lithium-Ion (Li-Ion)
Capacity: 4878 mAh
Voltage: 11.4 V
Energy: 57 Wh
Colour: Black
EAN: 5059902052902
How to use
Power down the laptop and disconnect any external power sources before replacing the battery. Remove the existing battery according to the Dell Latitude service instructions, install the Origin Storage 66DWX-BTI in the battery compartment until it locks in place, and reconnect power. After initial installation, charge the battery fully before first use to ensure accurate battery level reporting.
Usage recommendations
Store and operate the battery within manufacturer-recommended temperature ranges, avoid short circuits and exposure to water, and use the original or certified Dell-compatible charger. Replace the battery if you observe swelling, excessive heat, or significant capacity loss.

## Specifications

### Battery

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

## FAQ

### How much does the Lithium-Ion Battery Origin Storage 66DWX-BTI cost, and is it available for purchase?

The price is 118.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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. 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 origin storage 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 storage 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 capacity, product colour, 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 Lithium-Ion Battery Origin Storage 66DWX-BTI?

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/10941474/65721477_large.webp