# MITSU Laptop Battery for Dell Latitude 7390 and 7490, 5800mAh, 44Wh, 7.6V-7.4V

**URL:** https://aio.lv/en/product--mitsu-5bm744-bcde-e7390s--7286553
**Data updated:** 2026-05-11 14:29 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** MITSU
**Manufacturer code:** 5BM744-BC/DE-E7390S
**EAN:** 5903050379124
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 33.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 27.68 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mitsu-5bm744-bcde-e7390s--7286553

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.89 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

This MITSU replacement battery is designed for Dell Latitude 7390 and 7490 laptops. It features a capacity of 5800mAh and 44Wh with a voltage of 7.6V-7.4V. Engineered for reliable performance, this lithium-ion battery provides a stable power supply for your portable device, ensuring extended runtime and efficient operation for professional and personal use.

## Long description

The MITSU laptop battery is a high-quality replacement power source specifically engineered for Dell Latitude 7390 and 7490 series laptops. This lithium-ion battery offers a capacity of 5800mAh and 44Wh, providing a reliable and stable power supply to keep your device running efficiently during professional tasks or personal use. Designed to meet strict safety and performance standards, it serves as an ideal alternative to the original battery, ensuring your laptop maintains its portability and performance levels.
Advantages
This battery provides consistent power delivery, which is essential for maintaining the longevity of your laptop hardware. By utilizing high-quality lithium-ion cells, the MITSU battery minimizes the risk of sudden power loss and ensures a stable voltage output of 7.6V-7.4V. Its precise design ensures a perfect fit for the specified Dell models, allowing for easy installation and seamless integration with the laptop's power management system.
Suitable for
Dell Latitude 7390 laptops
Dell Latitude 7490 laptops
Users requiring a reliable replacement for a degraded original battery
Professionals needing extended runtime for mobile work
When it may not be suitable
This battery is not compatible with other Dell laptop series or models not explicitly listed. It should not be used if your laptop's internal power management hardware is damaged or if you are experiencing issues unrelated to the battery itself.
Key specifications
Capacity: 5800mAh
Energy: 44Wh
Voltage: 7.6V-7.4V
Technology: Lithium-ion
Compatibility: Dell Latitude 7390, 7490
How to use
To install the battery, first ensure your laptop is completely powered off and disconnected from any external power adapter. Open the laptop chassis according to the manufacturer's service manual, carefully disconnect the old battery connector, and remove the unit. Insert the new MITSU battery into the designated compartment, secure it, and reconnect the power cable. Once installed, close the chassis and charge the battery fully before the first use to calibrate the power levels.
What to consider before purchase
Verify your exact laptop model number matches the compatibility list
Check the physical dimensions and connector type of your current battery
Ensure your laptop is not under a warranty that prohibits third-party component installation
Usage recommendations
For optimal battery health, avoid letting the charge drop to zero percent frequently. Keep the laptop in a cool, dry environment and ensure that the ventilation ports are not blocked during operation to prevent overheating, which can negatively impact battery lifespan.

## FAQ

### How much does the MITSU Battery for Dell Latitude 7390, 7490 cost, and is it available for purchase?

The price is 33.49 € (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 07.07.2026 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 MITSU 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 MITSU 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/7286553/51590590_large.webp