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header-product Battery DELL NB440900
47.99 €

Battery DELL NB440900

Battery DELL NB440900 Photo 1
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Battery DELL NB440900

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Short description

The Extra Digital NB440900 battery is designed for DELL laptops, specifically compatible with models T54FJ and NB440900. This high-quality battery ensures reliable performance and longevity, providing your device with the power it needs to operate efficiently. With its easy installation and durable design, it is the perfect replacement for your old or worn-out battery, allowing you to enjoy extended usage time without interruptions.
Available for order: 5 pcs.
Warranty: 2 Years
SKU: 4128724
Manufacturer: extra digital
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
06.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
09.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
09.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Together cheaper
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Product information

Description

The Extra Digital NB440900 battery is designed for DELL laptops and is compatible with models T54FJ and NB440900. This lithium-ion replacement provides 6600 mAh capacity in a durable black housing and is intended to restore portable power to your notebook with reliable performance and long service life.

Advantages

The battery uses balanced, high-quality rechargeable Li-Ion cells that minimise capacity loss over time and eliminate the memory effect, allowing charging at any time. Its 6600 mAh capacity offers extended runtime compared with many factory batteries, and the straightforward design ensures easy installation and compatibility with supported DELL models.

Suitable for

  • Replacing a worn or failing battery in compatible DELL laptops (T54FJ / NB440900)
  • Users who need longer unplugged runtime for mobile work
  • Swapping batteries for maintenance or backup during travel

Key specifications

  • Brand: extra digital
  • Manufacturer part number (MPN): NB440900
  • EAN: 9990000440900
  • Battery technology: Lithium-Ion (Li-Ion)
  • Capacity: 6600 mAh
  • Colour: Black
  • Compatible models: DELL T54FJ, NB440900

How to use

Power off the laptop and remove any external power supply. Slide out the existing battery or release the battery latch according to your laptop's manual. Insert the Extra Digital NB440900 battery into the battery bay until it clicks into place, then reconnect the power adapter and start the laptop. Allow the new battery to complete a normal charge cycle before relying on maximum runtime.

Usage recommendations

Charge the battery at room temperature and avoid exposure to high heat. Store the battery partially charged if not used for extended periods. Use the laptop manufacturer’s charging procedures and discard the battery according to local e-waste regulations when it reaches end of life.

Specifications

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
6600 mAh
Product colour:
Black
All features
Quantity per pack:
1 pc(s)
Warranty period:
1 year(s)

Battery

Battery technology:
Lithium-Ion (Li-Ion)
Battery capacity:
6600 mAh
Battery voltage:
11.1 V
Product colour:
Black

Technical details

Type:
Battery
Compatibility:
T54FJ
Brand compatibility:
Dell

Description

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Customer reviews

Customer questions

FAQ

How much does the Battery DELL NB440900 cost, and is it available for purchase?

The price is 47.99 € (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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.