---
product_id: 441929009
title: "Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU"
brand: "dell"
price: "17.47 DT"
currency: TND
in_stock: false
url: https://www.desertcart.tn/products/441929009-dell-battery-40wh-4-cell-vostro-3449-3445-3549-3446
store_origin: TN
region: Tunisia
---

# 14.6V high voltage output 4-cell long-lasting design 40Wh power capacity Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU

**Brand:** dell
**Price:** 17.47 DT
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your productivity with Dell’s trusted original battery!

## Quick Answers

- **What is this?** Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU by dell
- **How much does it cost?** 17.47 DT with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/441929009-dell-battery-40wh-4-cell-vostro-3449-3445-3549-3446)

## Best For

- dell enthusiasts

## Why This Product

- Trusted dell brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Stable 14.6V Voltage:** Delivers consistent power for smooth multitasking and productivity.
- • **Wide Compatibility Range:** Seamlessly fits multiple Vostro, Latitude, and Inspiron models.
- • **Power-Packed 40Wh Capacity:** Keeps your laptop running longer through demanding workdays.
- • **Authorized Partner Guarantee:** Buy with confidence from a trusted Dell partner for authenticity.
- • **Reliable Original Dell Battery:** Genuine Dell part ensures peak performance and safety.

## Overview

This is an original Dell 40Wh 4-cell replacement battery (Type 91T8W XCMRD) compatible with a broad range of Dell Vostro, Latitude, and Inspiron laptops. It delivers a stable 14.6V output and 2750mAh capacity, ensuring reliable, long-lasting power for professional users who demand consistent performance on the go.

## Description

Original Dell battery. Compatible with Dell laptop: Vostro 3449 3445 3549 3446 3546 Inspiron 3441 3721 5721 5521 3521 3421 5421 5421 5537 5437 3437 57. 37 5737 3737 3737 37 35 37 3442 3542 5735 5748 3541 1 354 3 5749 3443 Latitude 3540 3440 Technical data: capacity: 40 Wh / 2750 mAh; voltage 14.6 V; technology: 4 cell DP-/N lithium-ion battery: 1C12X FW1MN XRDW2; type: 91T8W XCMRD

## Features

- Original Dell battery
- Buy from an authorized Dell partner
- Official Dell replacement battery type XCMRD. DELL P/N:1C12X FW1MN XRDW2 Type:91T8W XCMRD
- Specifications:Capacity (Wh):40mAhCapacity:2750;Voltage:14.6;Cell Number:4FR
- Compatible with Dell Laptop Vostro 3449 3445 3549 3446 3546, Latitude 3540 3440, Inspiron 3441 3721 5721 5521 3521 3421 5421 55537 3437 3437 3437 4343 7 37 7 57 3 7 3737 3537 3442 3542 5735 5748 3541 3531 3543 5749 3443

## Product Details

- **Brand:** Dell
- **Battery cell composition:** Lithium Ion
- **Battery capacity:** 40 Watt Hours
- **Recommended uses for product:** Laptop
- **Unit count:** 1.0 Count

## Images

![Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU - Image 1](https://m.media-amazon.com/images/I/71VxDpN-mWL.jpg)
![Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU - Image 2](https://m.media-amazon.com/images/I/71qTbRtF-SL.jpg)
![Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU - Image 3](https://m.media-amazon.com/images/I/61wT2cSXrjL.jpg)
![Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU - Image 4](https://m.media-amazon.com/images/I/61hgr3s644L.jpg)
![Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU - Image 5](https://m.media-amazon.com/images/I/61L3iKIjfzL.jpg)

## Frequently Bought Together

- Dell Battery 40Wh 4-Cell Vostro 3449 3445 3549 3446 3546 3721 5521 3521 3421 5421 5537 5437 3537 3542 5735 3541 3531 Latitude 3540 3440 Type: 91T8W XCMRD 1C12X FW1MN XRDW2 from PART4YOU
- Dell Charger AC Adapter Charger Power Supply 65W 4.5 mm PA 12 Family HA65NS5 LA65NS2 A065R073L G6J41 MGJN9 43NY4 450-AECL
- Dell Power Adapter USB-C Type 65W WMDHR 2WDR5 2YK0F JYJNW M1WCF HA65NM190 DA65NM190 LA65NM170 XPS Latitude Precision XPS Vostro without AC Adapter Cable

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**Shop now:** [https://www.desertcart.tn/products/441929009-dell-battery-40wh-4-cell-vostro-3449-3445-3549-3446](https://www.desertcart.tn/products/441929009-dell-battery-40wh-4-cell-vostro-3449-3445-3549-3446)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-17*