---
product_id: 605211724
title: "Inogen One G4 External Battery Charger"
brand: "inogen"
price: "R$37"
currency: BRL
in_stock: false
reviews_count: 5
url: https://www.desertcart.com.br/products/605211724-inogen-one-g4-external-battery-charger
store_origin: BR
region: Brazil
---

# Dual battery charging power Compatible with single & double batteries On-the-go extended battery life Inogen One G4 External Battery Charger

**Brand:** inogen
**Price:** R$37
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power up anywhere, anytime — because your life doesn’t pause!

## Quick Answers

- **What is this?** Inogen One G4 External Battery Charger by inogen
- **How much does it cost?** R$37 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/605211724-inogen-one-g4-external-battery-charger)

## Best For

- inogen enthusiasts

## Why This Product

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

## Key Features

- • **Extend Your Mobility:** Stay powered longer and never miss a moment on the move
- • **Reliable & Essential:** Trusted by users for consistent, fast charging—your backup power solution
- • **Universal Compatibility:** Works seamlessly with both single and double Inogen One G4 batteries 🔋
- • **Compact & Lightweight Design:** Portable charger that fits your active lifestyle, weighing just 544g 🚀
- • **Charge Two Batteries Simultaneously:** Maximize uptime with dual charging capability ⚡

## Overview

The Inogen One G4 External Battery Charger is a compact, lightweight device designed to charge both single and double Inogen One G4 batteries simultaneously. Ideal for active users, it ensures extended mobility by providing reliable, on-the-go power replenishment, making it an essential accessory for maintaining uninterrupted oxygen therapy.

## Description

The Inogen One G4 External Battery Charger will charge your Inogen One G4 single and double batteries. If you are active and need to recharge multiple Inogen One G4 batteries simultaneously, then order an extra charger to help you charge more batteries as needed. Order an External Battery Charger today!

Review: This is perfect for my use. I was able to get this through desertcart for less then half the price I would have paid if I had bought it through the Inogen website. And it is the very same item. Works great so far.
Review: Yes, it's pricey, but I have found it indispensible. Also, I had one battery that quit charging in the O² concentrator but readily charged with this device and it's resumed it's place in the que.

## Features

- For the Inogen One G4/ UPC 100676100010
- Will charge your Inogen One G4 single and double batteries
- Helps you stay on-the-go for a longer period of time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01HUDYJMO |
| Manufacturer | Inogen |
| Manufacturer reference | 403 |
| Product Dimensions | 15.01 x 6.81 x 19.81 cm; 544.31 g |

## Product Details

- **Brand:** Inogen
- **Colour:** Grey
- **Item weight:** 544 g
- **Manufacturer:** Inogen
- **Number of ports:** 1

## Images

![Inogen One G4 External Battery Charger - Image 1](https://m.media-amazon.com/images/I/61CVfW2HcnL.jpg)
![Inogen One G4 External Battery Charger - Image 2](https://m.media-amazon.com/images/I/61wbSZ6XuDL.jpg)
![Inogen One G4 External Battery Charger - Image 3](https://m.media-amazon.com/images/I/71b7ebwkwBL.jpg)
![Inogen One G4 External Battery Charger - Image 4](https://m.media-amazon.com/images/I/71dGIqdjVvL.jpg)
![Inogen One G4 External Battery Charger - Image 5](https://m.media-amazon.com/images/I/71zOsmn9l2L.jpg)

## Questions & Answers

**Q: Are there diagrams on how external charger works**
A: Thank you for your question!

Instructions come with the external battery charger. It is very easy to use!

Please visit our Amazon store to purchase or for more helpful supplies!
https://www.amazon.com/s?marketplaceID=ATVPDKIKX0DER&me=A17D2ZPZ29S70V&merchant=A17D2ZPZ29S70V&redirect=true


Main Clinic Supply
1-800-775-0942

**Q: Will this charger work on 240V in Europe?**
A: The AC input for the charger is 100-240 VAC, so it should work fine.

**Q: How long is the warranty?**
A: The warranty on this as well as the batteries is one year from purchase date.

**Q: Will this work with OxyGo fit?**
A: Yes it should work for the batteries for the OxyGo Fit.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***R on 9 January 2025*

This is perfect for my use. I was able to get this through Amazon for less then half the price I would have paid if I had bought it through the Inogen website. And it is the very same item. Works great so far.

### ⭐⭐⭐⭐⭐ Review
*by G***K on 14 January 2026*

Yes, it's pricey, but I have found it indispensible. Also, I had one battery that quit charging in the O² concentrator but readily charged with this device and it's resumed it's place in the que.

### ⭐⭐⭐⭐⭐ Review
*by A***R on 24 June 2025*

Fits my Inogen G-4 batteries.

## Frequently Bought Together

- Inogen External Battery Charger - for Inogen Rove 4 and Inogen One G4 - Portable Oxygen Device Battery Charger - 0.12 lbs. and 3.13 in. W x 2.75 in. L x 1 in. H
- Inogen Extended (8-Cell) Battery - Replacement Battery - for The One G4 Rove 4-1.1 lb. - 5.91 x 2.68 x 1.34 in.
- Inogen One G4 Replacement Column Pair - Oxygen Accessories - Two Removable Metal Columns - 0.63 lb., 2.21 in. W x 2.37 in. L x 5.50 in. H

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**Shop now:** [https://www.desertcart.com.br/products/605211724-inogen-one-g4-external-battery-charger](https://www.desertcart.com.br/products/605211724-inogen-one-g4-external-battery-charger)

---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-22*