---
product_id: 111687251
title: "K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800"
brand: "zthy"
price: "₨1758"
currency: SCR
in_stock: true
url: https://www.desertcart.sc/products/111687251-k-kyuer-48wh-8858x-laptop-battery-for-dell-latitude-e5420
store_origin: SC
region: Seychelles
---

# 11.1V Voltage 500 Recharge Cycles 48Wh Capacity K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800

**Brand:** zthy
**Price:** ₨1758
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Productivity!

## Quick Answers

- **What is this?** K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 by zthy
- **How much does it cost?** ₨1758 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/111687251-k-kyuer-48wh-8858x-laptop-battery-for-dell-latitude-e5420)

## Best For

- zthy enthusiasts

## Why This Product

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

## Key Features

- • **🔋 Unleash Power:** Experience a robust 48Wh capacity for all-day productivity.
- • **🛡️ Safety First:** CE / FCC / RoHS certified with built-in circuit protection for peace of mind.
- • **⚡ Voltage You Can Trust:** Reliable 11.1V output ensures your device runs smoothly.
- • **✅ Quality You Can Count On:** 100% new with grade A cells for fast charging and low power consumption.
- • **🔄 Long-lasting Performance:** Enjoy up to 500 recharge cycles for extended use.

## Overview

The K KYUER 48WH 8858x Laptop Battery is a high-performance replacement battery designed for a wide range of Dell laptops, including the Latitude and Inspiron series. With a capacity of 48Wh and a voltage of 11.1V, this battery offers up to 500 recharge cycles, ensuring long-lasting power for your devices. It is 100% new from the manufacturer, featuring grade A cells for efficient charging and low power consumption, along with built-in safety features. Backed by a 30-day money-back guarantee and an 18-month warranty, this battery is the perfect solution for your laptop needs.

## Description

K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800

## Features

- 【Battery type】: Li-ion. Color: Black. Voltage: 11.1V. Capacity: 48Wh. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery.
- 【Replace Part Number】: 04NW9 2P2MJ 312-1163 312-1164 312-1242 312-1323 312-1324 312-1325 4YRJH 8858X 911MD CWVXW DHT0W HCJWT KJ321 M1Y7N NHXVW P8TC7 P9TJ0 PRRRF RU485 T54F3 UJ499 YKF0M X57F1 Laptop Battery.
- 【Compatible Models】: Dell E5420 E5430 E5530 E6420 E6430 E6520 E6530 Inspiron 4420 5420 5425 7420 7520 4720 5720 7720 M421R M521R N4420 N4720 N5420 N5720 N7420 N7720 Series Notebook Battery.
- 【Quality Assurance】100% new from manufacturer, every battery has passed factory testing, grade A cells ensure fast charges and low power consumption, built-in circuit protection ensures both safety and stability. CE / FCC / RoHS Certified for safety.
- 【Perfect After-sale】Welcome to email us if you have any issues, questions or concerns, we promise to resolve the problem within 24 hours. We guarantee 30 days money-back and 18-month warranty.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | K KYUER |
| Item model number | 8858x |
| Product Dimensions | 30.8 x 4.8 x 2.9 cm; 348 Grams |
| ASIN | B00XXOA30M |

## Product Details

- **Number of Batteries:** 1 Lithium Polymer batteries required. (included)
- **Brand:** ZTHY
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 4400 Milliamp Hours
- **Recommended Uses For Product:** Replacement for Dell Inspiron 14R 5420 15R 5520 7520 17R 5720 7720 4420 4520 4720 7420 Latitude E5420 E5520 E5530 E6420 E6430 E6520 Vostro 3460 3560 and more.

## Images

![K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 - Image 1](https://m.media-amazon.com/images/I/71my2TG+WlL.jpg)
![K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 - Image 2](https://m.media-amazon.com/images/I/71VwtW+nQ2L.jpg)
![K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 - Image 3](https://m.media-amazon.com/images/I/71YiHXhNwaL.jpg)
![K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 - Image 4](https://m.media-amazon.com/images/I/71l3HIzzTpL.jpg)
![K KYUER 48WH 8858x Laptop Battery for Dell Latitude E5420 E5430 E5520 E5530 E6420 E6430 E6440 E6520 E6530 E6540 Inspiron 14R 15R 17R 5420 5520 5720 7720 7520 312-1163 Vostro 3460 3560 Precision M2800 - Image 5](https://m.media-amazon.com/images/I/61g5Iehwk8L.jpg)

## Questions & Answers

**Q: What do I need to be aware of when I receive a battery?**
A: You need to check its appearance, confirm the model, read the instruction manual. Cycle and charge it 5 to 6 times to activate the maximum usage space of the battery. When not in use temporarily, charge the battery to 50%-60%.

**Q: What should I do if laptop won't boot up after installing a new battery?**
A: 1.Check if the battery is properly seated and connections are clean. 2.Try charging it or use the adapter alone to start. 3.Examine hardware links, like RAM and adapters. 4.Reset BIOS settings if needed. 5.Enter Safe Mode to fix system issues.

**Q: How should I do if the battery is not recognised?**
A: If it is not recognised, it is recommended to update the BIOS settings or please disconnecting the old battery, and holding down the power button for 20 seconds, then connect the new battery.

**Q: What should I do if the battery expands?**
A: 1.Power off your laptop and disconnect it from any power source. 2.Carefully remove the swollen battery from the laptop in a well-ventilated area, avoid pressing or squeezing the battery during removal.

**Q: What can you do if you are not satisfied with the battery?**
A: Please Contact ZTHY, we'll help you. Our battery have 12 months replace a new one and 30 days moeny back guarrante.

## Frequently Bought Together

- ZTHY 48Wh 8858X Laptop Battery Replacement for Dell Inspiron 14R 5420 15R 5520 7520 17R 5720 7720 4420 4520 4720 7420 Latitude E5420 E5520 E5530 E6420 E6430 E6520 Vostro 3460 3560 T54FJ 11.1V 6-Cell
- Original Dell 65W AC Adapter for Inspiron 15 (3520), Inspiron 15 (3521), Inspiron 15 (3537), Inspiron 15R (5520), Inspiron 15R (5521), Inspiron 15R (7520), Inspiron 15R (N5110)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-04*