# Battery DELL T54FJ NB440382

**URL:** https://aio.lv/en/product--extra-digital-nb440382--4128719
**Data updated:** 2025-12-29 15:41 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** extra digital
**Manufacturer code:** NB440382
**EAN:** 9990000440382
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 37.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 30.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extra-digital-nb440382--4128719

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Extra Digital NB440382 battery is designed for DELL laptops, ensuring reliable performance and longevity. With compatibility for models T54FJ and NB440382, this battery provides a perfect fit and optimal power supply for your device. Enjoy extended usage time and enhanced productivity with this high-quality replacement battery.

## Long description

The Extra Digital Selected Battery DELL T54FJ NB440382 is a replacement lithium‑ion battery designed for compatible DELL laptops. Manufactured with selected rechargeable cells and balanced parameters, this battery delivers stable power, full rated capacity and extended service life without a memory effect. It is offered in black and matches the form factor and connectors of models listed as T54FJ / NB440382.
Advantages
This lithium‑ion battery provides a nominal capacity of 4400 mAh and stable voltage output for reliable operation of your laptop. Cells are selected to ensure consistent performance and longer cycle life. The battery does not suffer from memory effect, so it can be charged at any time without reducing capacity over repeated charge/discharge cycles.
Suitable for
 DELL laptops compatible with model codes T54FJ and NB440382
 Replacing a worn or failing original battery
 Users who need extended portable runtime for work or travel
Key specifications
 Battery technology: Lithium‑Ion (Li‑Ion)
 Battery capacity: 4400 mAh
 Product colour: Black
 Manufacturer part number (MPN): NB440382
 EAN: 9990000440382
How to use
Power the laptop off, remove the old battery according to the laptop manufacturer's instructions, and install the Extra Digital NB440382 battery ensuring proper alignment with the battery bay and connectors. After installation, charge the battery fully before first use. Use the laptop's power management settings to monitor battery level and health.
Usage recommendations
For longest life, store the battery partially charged (around 40–60%) if not used for extended periods, avoid extreme temperatures, and use the original or compatible charger specified for your laptop model.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |
| Warranty period | 1 year(s) |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 4400 mAh |
| Battery voltage | 11.1 V |
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |
| Compatibility | T54FJ |
| Brand compatibility | Dell |

## FAQ

### How much does the Battery DELL T54FJ NB440382 cost, and is it available for purchase?

The price is 37.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 06.07.2026 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. 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 extra digital 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 extra digital 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.

## Image

https://aio.lv/img/cache/product/4128719/65717615_large.webp