# Notebook battery Dell MR90Y 65Wh original replacement for compatible Dell laptops, MPN NB441648

**URL:** https://aio.lv/en/product--dell-nb441648--4733006
**Data updated:** 2025-12-29 17:37 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** NB441648
**EAN:** 9990000441648
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 81.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 67.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-nb441648--4733006

## 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

Original Dell notebook battery MR90Y with 65Wh capacity (MPN NB441648). Designed as a factory replacement for compatible Dell laptops to restore portable power and operating time. Provides reliable power delivery for everyday use—web browsing, office tasks, and light multimedia—helping extend run time between charges and ensuring compatibility with supported systems.

## Long description

Original notebook battery DELL MR90Y (MPN NB441648) with 65Wh capacity, 11.1V (5800mAh) designed as a factory-compatible replacement for a range of Dell Inspiron, Latitude and Vostro laptops. This Li-ion battery restores portable operating time for everyday tasks such as web browsing, office work and light multimedia use. The cell design uses high-quality lithium-ion/polymer cells with balanced parameters for long service life and up to approximately 600 charge cycles. The battery does not suffer from a memory effect and can be recharged at any time. Warranty: 12 months.
Advantages
The Dell MR90Y battery offers original-equivalent cells that provide stable voltage and maximum listed capacity. High-quality cells and internal balancing improve cycle life and operational reliability. Its standard size and matching connector make it suitable for direct replacement in supported laptop models. Manufactured to meet common safety standards, the battery includes protections typical for Li-ion laptop packs.
Suitable for
Dell Inspiron 14 / 15 / 17 series models listed (including 3421, 3437, 5421, 5437, 3521, 3537, 5521, 5721, 5737 and variants)
Dell Latitude 15 3000 series (including 3440, 3540, E3540)
Dell Vostro models such as 2421, 2521, 3446, E3446
Key specifications
Model: Dell MR90Y (MPN NB441648)
Capacity: 65Wh / 5800 mAh
Voltage: 11.1 V
Cell type: Li-ion / lithium polymer cells (manufacturer description)
Warranty: 12 months
How to use
Switch off the laptop and disconnect the power adapter before replacing the battery. Remove the service panel or bottom cover according to your laptop manual, disconnect the old battery cable from the motherboard and remove the old pack. Install the MR90Y battery in the correct orientation and reconnect the cable, then reassemble the laptop. After first installation, charge the battery fully before regular use to allow the system to register the new pack. Follow the laptop manufacturer’s instructions for battery handling and installation.
Usage recommendations
Dispose of used batteries in designated recycling containers. If unsure about compatibility, consult a specialist or check the laptop model and part numbers listed. Do not expose the battery to high temperatures, moisture or mechanical damage and avoid using non-recommended chargers.

## FAQ

### How much does the Notebook battery Dell MR90Y 65Wh original cost, and is it available for purchase?

The price is 81.49 € (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, Installment. All transactions are 100% secure and encrypted.

### Can Notebook battery Dell MR90Y 65Wh original 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 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/4733006/21679607_large.webp