--- product_id: 605211724 title: "Inogen One G4 External Battery Charger" brand: "inogen" price: "3815 kr" currency: NOK in_stock: true reviews_count: 5 category: "Inogen" url: https://www.desertcart.no/products/605211724-inogen-one-g4-external-battery-charger store_origin: NO region: Norway --- # Fast dual battery charging Lightweight 544g for on-the-go power Compatible with single & double batteries Inogen One G4 External Battery Charger **Brand:** inogen **Price:** 3815 kr **Availability:** ✅ In Stock ## Summary > 🔌 Power your freedom, anywhere, anytime. ## Quick Answers - **What is this?** Inogen One G4 External Battery Charger by inogen - **How much does it cost?** 3815 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/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 - • **Stay Unstoppable:** Ideal for professionals who demand continuous oxygen support while conquering their busy day. - • **Charge Twice as Fast:** Simultaneously powers single and double Inogen One G4 batteries to keep you moving without pause. - • **Ultra-Portable Power:** Weighing just 544 grams, this charger fits seamlessly into your active lifestyle. - • **Reliable Backup Boost:** Revives batteries that struggle to charge in the concentrator—never get caught powerless. - • **Seamless Compatibility:** Designed exclusively for Inogen One G4 batteries, ensuring perfect fit and optimal charging. ## Overview The Inogen One G4 External Battery Charger is a lightweight, efficient charging solution designed specifically for Inogen One G4 single and double batteries. It enables simultaneous charging, ensuring users stay powered longer during active, on-the-go lifestyles. Trusted by users for its reliability and portability, this charger is an essential accessory for maintaining uninterrupted oxygen support. ## 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: I don't travel without it - 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: That it works! - It is exactly what we needed but the price is outrageous! That part I don't like but you have no choice you have to breathe! ## 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 | | Brand | Inogen | | Color | Grey | | Colour | Grey | | Customer Reviews | 4.6 out of 5 stars 320 Reviews | | Item Weight | 544 g | | Item weight | 544 g | | Manufacturer | Inogen | | Mfr Part Number | 403 | | Number of Items | 1 | | Number of Ports | 1 | | UPC | 817131020612 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Inogen - **Colour:** Grey - **Item weight:** 544 g - **Number of Items:** 1 - **UPC:** 817131020612 ## Images ![Inogen One G4 External Battery Charger - Image 1](https://m.media-amazon.com/images/I/61wbSZ6XuDL.jpg) ![Inogen One G4 External Battery Charger - Image 2](https://m.media-amazon.com/images/I/71dGIqdjVvL.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/71zOsmn9l2L.jpg) ![Inogen One G4 External Battery Charger - Image 5](https://m.media-amazon.com/images/I/61CVfW2HcnL.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 ### ⭐⭐⭐⭐⭐ I don't travel without it *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. ### ⭐⭐⭐⭐⭐ That it works! *by R***D on 22 October 2025* It is exactly what we needed but the price is outrageous! That part I don't like but you have no choice you have to breathe! ### ⭐⭐⭐⭐⭐ Helpful *by R***T on 13 July 2026* It works wel..and quickly fills the battery to 100% ## 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.no/products/605211724-inogen-one-g4-external-battery-charger](https://www.desertcart.no/products/605211724-inogen-one-g4-external-battery-charger) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-09-16*