Inogen One G3 Portable Oxygen Concentrator Bundle - Refurbished
Inogen One G3 Portable Oxygen Concentrator Bundle - Refurbished
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Description
Description
RX Required
Includes:
-Portable Oxygen Concentrator (either Inogen G3 or Oxygo counterpart/same model)
-Battery
-Power Supply
The Inogen One G3 delivers the independence of a portable oxygen concentrator in one of the smallest, lightest, and quietest packages available to the oxygen user today.
With the Inogen One you can jump in the car to run errands, take a weekend trip to see family, or even take it on a plane to go on vacation!
The Inogen One G3 is one solution for oxygen at home, away, and for travel, 24/7. It’s oxygen therapy on your terms.
Weight
4.74 lbs
Dimensions
8.78 length × 3.08 width × 9.29 height
Oxygen Flow
Intelligent Delivery Technology
Flow settings from 1-5
Power Settings
AC Power Supply 100-240V, 50-60Hz
(auto sensing to allow worldwide use)
DC Power: for mobile use in car/airplane
Noise Level
Less than 42 Decibels at flow at setting 2
Use
Designed for stationary, portable, and travel
Shipping & Rerturns
Shipping & Rerturns
MajorCPAP Offers Free Standard Shipping on all orders over $99 placed on our website within the Continental United States.
Shipping Services We Use:
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Frequently asked questions
Shoot our team an email & we’ll get back to you ASAP
How long does it take to process an order?
How long does it take to process an order?
Orders are typically processed within 1–2 business days. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.
How do I know if this machine or mask will work for me?
How do I know if this machine or mask will work for me?
Every person’s needs are different. If you’re unsure, reach out to our team — we’ve helped thousands of customers find the right setup for their prescription, comfort, and breathing style. We can match your device, mask type, and pressure settings so you get the best results.
Do I need a prescription to buy a CPAP or BiPAP machine?
Do I need a prescription to buy a CPAP or BiPAP machine?
Yes. In the U.S., the FDA requires a prescription for CPAP and BiPAP machines. Masks, tubing, and most accessories can be purchased without one. If you’re unsure what you need, we can help guide you through it.
How often should I replace my mask, tubing, and filters?
How often should I replace my mask, tubing, and filters?
For best performance, replace your mask every 3 months, tubing every 6 months, and filters every 2–4 weeks (or as recommended). This keeps your therapy clean, safe, and effective.
Are your machines new or refurbished?
Are your machines new or refurbished?
We offer both brand new and certified pre-owned units. All refurbished machines are carefully inspected, sanitized, and tested to ensure they perform like new — often at a fraction of the price.
Do these machines come with a warranty?
Do these machines come with a warranty?
Yes! All new machines come with a manufacturer’s warranty, and our refurbished units include a MajorCPAP limited warranty for peace of mind. You’ll see the warranty details on each product page.
How loud are CPAP and oxygen concentrator machines?
How loud are CPAP and oxygen concentrator machines?
Most modern CPAPs run at around 25–30 decibels — about as quiet as a soft whisper. Oxygen concentrators are slightly louder, but still comfortable for home use, especially when placed a few feet away from the bed.
What’s the difference between portable and stationary?
What’s the difference between portable and stationary?
Portable concentrators are lightweight and battery-powered — great for travel or daily outings. Stationary concentrators plug in and deliver continuous oxygen, ideal for home use.
What kind of support do you offer after purchase?
What kind of support do you offer after purchase?
Our customer service doesn’t stop after checkout. We’re here to help with setup, troubleshooting, replacement parts, and warranty support — by phone, chat, or email. You’ll always talk to a real person who knows the products.

