---
product_id: 502167519
title: "Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y"
brand: "fugen"
price: "$36.08"
currency: USD
in_stock: true
reviews_count: 4
category: "Fugen"
url: https://www.desertcart.us/products/502167519-fugen-laptop-battery-compatible-for-asus-x540-series-x540la-x540lj
store_origin: US
region: United States of America
---

# 14.4V high voltage output 2200mAh Li-ion power CE/ROHS/BIS certified safety Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y

**Brand:** fugen
**Price:** $36.08
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your hustle with confidence — never miss a beat!

## Quick Answers

- **What is this?** Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y by fugen
- **How much does it cost?** $36.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/502167519-fugen-laptop-battery-compatible-for-asus-x540-series-x540la-x540lj)

## Best For

- fugen enthusiasts

## Why This Product

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

## Key Features

- • **Reliable Power Boost:** 2200mAh capacity ensures your ASUS X540 runs longer and stronger through back-to-back meetings.
- • **Lightweight & Portable:** At just 200 grams, this battery keeps your laptop light and your productivity mobile.
- • **Peace of Mind Warranty:** Backed by a 1-year replacement warranty to keep you powered without worry.
- • **Seamless Compatibility:** Tailored for a wide range of ASUS X540 series models—perfect fit, zero hassle, instant upgrade.
- • **Certified Safety Assurance:** Built with premium cells and certified protections against short circuits, overheating, and overloads.

## Overview

The Fugen Laptop Battery is a premium 2200mAh Li-ion replacement designed specifically for ASUS X540 series laptops. Delivering 14.4 volts of reliable power, it features certified safety protections (CE, ROHS, BIS) and a lightweight design. Compatible with numerous ASUS X540 variants, it comes with a 1-year warranty, ensuring a seamless and secure power upgrade for your device.

## Description

Product Description Fugen Laptop Battery FUGEN Laptop Batteries are premium quality replacement batteries bring new life to your laptop. All our batteries made by Superior Cell with True Capacity and High-Quality Components. Each battery passes all quality standards before leaving the factory. Our batteries are CE / ROHS / BIS certified so customer get product with safety feature like short circuit, overheat and overload protection.

Review: Original item - Perfect Packing, Absolute new and perfect product supply Thanks
Review: Average Product - This battery has an average backup.

## Features

- 【Specification】Voltage: 11.1. 2200mAh 4-Cell. Battery Type: Li-ion.
- COMPATIBILITY Replace Part Number: A31N1519
- Compatible models -: X540S X540L X540LA-SI302 X540SA X540SC X540LJ X540YA R540L A540L, A540LA, F540LA, F540LJ, F540SA, F540SC, F540UP7200, R540L, R540LA, R540LJ, R540SA, R540UP, X540L, X540LA, X540LA-1A 40LA-1 C, X540LA-3F, X540LA-3G, X540LA-3H, X540LA-XX002T, X540LA-XX003T, X540LA-XX004T, X540LA-XX013T, X540LA-XX021T, X540LJ, X540LJ-1A, X540LJ-1A, XA. 540LJ-. 1C, X540LJ-3F, X540LJ-3G, X540LJ-3H, X540LJ-XX001T, X540LJ-XX014T, X540LJ-XX015T, X540LJ-XX044T, X540MA
- Compatible models -: X540MA-DB22, X540MA-GQ11111111111111 9T, X54 0MA-QC1-CB, X540MA-RB91-CB, X540S, X540SA, X540SA-1A, X540SA-1C, X540SA-3F, X540SA-3G, X540SA-3H, X540SA-XX012T, X540SA-XX020T 540SA XX041D, X540SA-XX041T, X540SA-XX085T, X540SC, X540SC-1A, X540SC-1C, X540SC-3F, X540SC-3G, X540SC-3H, X540YA-1A, X540YA-1C, X540YA-1A. 90G
- A31N1519 Laptop Battery Compatible with As-us X540 X540S X540L X540LA X540LJ X540SA X540LA-SI302 X540SC X540YA R540SA Series 3ICR19/66 X A540L, A540LA, F540LA, F540LJ, F540SA, F540SC, F540UP7200, R540L, R540LA, R540LJ, R540SA, R540UP, X540L, X540LA, X540LA-1A
- One Year Replacement Warranty
- NOTE : Asus has two different model laptop batteries, Looks same but it has little lock difference in both batteries. So, please check laptop model properly in the listing, also Compare image with your old battery, specially battery locks.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BJ2YLN7T |
| Antenna Location | Laptop |
| Battery Capacity | 2200 Milliamp Hours |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 200 Grams |
| Best Sellers Rank | #52,050 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #1,038 in Laptop Batteries |
| Box Contents | Battery Pack |
| Brand | FUGEN |
| Brand Name | FUGEN |
| Compatible Phone Models | Asus X540LA X540LJ X540SA, Asus X540SC X540YA, Asus X540S A31-N1519 A31N1519 D540SA-XX620T |
| Country of Origin | China |
| Customer Reviews | 4.2 out of 5 stars 10 Reviews |
| Importer Contact Information | 9781109597 |
| Item Dimensions | 9 x 2 x 3 Centimeters |
| Item Type Name | LAPTOP BATTERY |
| Item Weight Unit of Measure | 200 Grams |
| Manufacturer | FUGEN |
| Model Name | FG-X540 |
| Model Number | FG-X540 |
| Net Quantity | 1 Count |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Packer Contact Information | 9781109992 |
| Recommended Uses For Product | Laptop |
| Reusability | Rechargeable |
| Unit Count | 1 Count |
| Voltage | 14.4 Volts |
| Warranty Description | 1 year warranty but if polymer battery then 3 months but there should be no product damage (burn/broken/swallon) |

## Product Details

- **Number of Batteries:** 1 Lithium Ion batteries required.
- **Brand:** FUGEN
- **Battery Cell Composition:** Lithium Ion
- **Compatible Phone Models:** Samsung Galaxy S6, iPhone 6S
- **Recommended Uses For Product:** Laptop
- **Net Quantity:** 1.00 count
- **Voltage:** 14.4 Volts
- **Reusability:** Rechargeable
- **Model Name:** FG-1322
- **Battery Weight:** 200 Grams

## Images

![Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y - Image 1](https://m.media-amazon.com/images/I/51ruqNM9sdL.jpg)
![Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y - Image 2](https://m.media-amazon.com/images/I/51S9DBRB2WL.jpg)
![Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y - Image 3](https://m.media-amazon.com/images/I/51K0nK-Ts1L.jpg)
![Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y - Image 4](https://m.media-amazon.com/images/I/41T1-JbVRxL.jpg)
![Fugen Laptop Battery Compatible for ASUS X540 Series X540LA X540LJ X540SA X540SC X540YA X540S A31-N1519 A31N1519 D540SA-XX620T R540 R540L R540LA R540LJ R540S R540SA R540Y - Image 5](https://m.media-amazon.com/images/I/616AnFVjAQL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Original item
*by M***. on 6 March 2026*

Perfect Packing, Absolute new and perfect product supply Thanks

### ⭐⭐⭐⭐ Average Product
*by S***S on 11 April 2024*

This battery has an average backup.

### ⭐⭐⭐⭐⭐ Value for money.
*by J***O on 11 June 2025*

Received same as description. Seller should provide higher backup/MAH in same model. As Asus original battery provides more than 3200 MAH power backup, this product only provides around 2000 MAH. However roduct is value for money.

## Frequently Bought Together

- Fugen Laptop Battery Compatible for ASUS X540 Series, Asus X540LA X540LJ X540SA, Asus X540SC X540YA, Asus X540S A31-N1519 A31N1519 D540SA-XX620T.
- Lapster Caddy for ssd and HDD, Optical Bay 2nd Hard Drive Caddy, Caddy 9.5mm for Laptop
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-21*