Find the best portable oxygen concentrator for your needs!

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35+ Years of Oxygen Expertise

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Portable Oxygen Concentrator with Best Battery Life

The Inogen One G5 is the latest and greatest technology on the market today! This portable oxygen concentrator weighs less than 5lbs, offers up to 6 settings, and will offer up to 13 hours of battery life on a single charge! There's not a unit on the market that competes with this amount of battery life!

Up to 13 hours of battery life (rechargeable)

4.7 Pounds

Offers up to 6 Settings

Intelligent Delivery Technology®

FAA Approved

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Lightest Portable Oxygen Concentrator

The Inogen One G4 is the lightest and quietest portable oxygen concentrator that is available in the market today. Weighing in at a mere 2.8lbs, you won't find another unit on the market that competes with its weight!

Up to 5 hours of battery life (rechargeable)

Only 2.8lbs

Offers up to 3 settings

Quietest Portable Oxygen Concentrator

Intelligent Delivery Technology®

FAA Approved

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Best Continuous Flow Portable Oxygen Concentrator

The Respironics SimplyGo offers continuous flow and pulse-dose delivery in a device weighing only 10 pounds. The SimplyGo portable oxygen concentrator is built to be used 24/7/365! 

Pulse Dose and Continuous Flow

10 Pounds - Lightest Continuous Unit

Up to 3.4 hours of battery life (rechargeable)

Can be used with a sleep apnea device

FAA Approved

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We are not allowed to advertise our prices online due to them being so low! BUT... the manufacturers never told us that we couldn't email them to you!

We offer new, used, and refurbished portable oxygen concentrators.

Need financing? Pay as low as $45/mo with NO MONEY DOWN!*

SAME DAY SHIPPING on ALL orders!

Lifetime Tech Support on ALL orders!

All customers will receive EXCLUSIVE access to our in-house repair center

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1st Class Medical is with you all the way.

They want to make absolutely sure you have what you need. I love love love my new Inogen three. I love that it works as a concentrator overnight too. It is like a new found freedom period.

Ann P.

Brands we work with

How Can a Portable Oxygen Concentrator Help You?

Stop Missing Out!

With a portable oxygen concentrator you can continue to live life the way you used to live!
Stop missing out on all the stuff you loved doing before being diagnosed with oxygen.

No Longer Homebound

Stop letting those bulky and inconvenient oxygen tanks scare you! You can feel SAFE leaving your house again.
With a portable oxygen concentrator you can leave your house knowing that you will have the oxygen to last all day! 

Be Independent Again!

Portable oxygen concentrators allow you to be independent again.
You no longer have to rely on oxygen refills, or someone to set you up with your oxygen. Our machines are easy to use once you receive them, and are all self maintainable. 

GCE Zen-O Lite Portable Oxygen Concentrator

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Respironics SimplyGo Mini Portable Oxygen Concentrator

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AirSep Focus Portable Oxygen Concentrator 

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GCE Zen-O Portable Oxygen Concentrator

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SeQual Eclipse 5 Portable Oxygen Concentrator

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Respironics SimplyGo Portable Oxygen Concentrator

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Why Choose 1st Class Medical as Your Oxygen Provider?

We have over 40,000 happy customers that got their life back on track with a portable oxygen concentrator

We service our own portable oxygen concentrators in our personal repair center. With us you don't need to wait 1-2 months to get your unit back, we can get your unit back within 1-2 weeks!

A+ Rating on the BBB, along with 6,000+ reviews from customers that LOVE US! (see the most recent on the bottom of this page)

We offer LIFETIME technical support on all of our portable oxygen concentrators. No matter if they are new, used or refurbished!

We offer SAME DAY SHIPPING. We know that you don't want to wait for your portable oxygen concentrator, so we make sure to ship them out same day!*

How can a portable oxygen concentrator increase your quality of life?

There's nothing like having the peace of mind knowing you have oxygen at all times, and not needing to worry about your oxygen tanks being empty.

Travel Anytime... Anywhere

Our portable oxygen concentrators are FAA approved! Traveling has never been so easy with oxygen... Travel when you want, where you want!

Sound Is No Issue

Portable oxygen concentrators are so quiet you don't have to worry about bothering anyone at dinner, a movie, church, or any quiet public place.

Can Be Used 24/7/365

Our portable oxygen concentrators are designed to be used 24/7, 365 days! Feel comfortable knowing you have oxygen at ALL TIMES!

Enjoy Being Independent and Free Again

Don't worry about those pesky oxygen tanks anymore. No need for refills when you have a portable oxygen concentrator, allowing you to do what you want, when you want!

4.9
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Overall Rating
98%
of customers that buy from this merchant give them a 4 or 5-Star rating
Verified Buyer
July 28, 2019 by William L.
“Riley's very knowledgeable and is very easy to work with.”
Merchant Choice
Chose because of size and how agent and web site.
Product Choice
Because of new technology, weight and recommendation from Riley
Verified Buyer
July 27, 2019 by Sara D. (United States)
“Josh is great”
Merchant Choice
Provider is in USA
Product Choice
Josh worked with my needs in recommending best products.
Verified Buyer
July 27, 2019 by Paul T. (LA, United States)
“Just finished the ordering process, and I have to say that it was fine. I believe that I'll be set up with the perfect unit, at a very reasonable price.”
Merchant Choice
It was just my good fortune. that 1st Class Medical was one of the many places I checked out for the item that I wanted. I appreciated the knowledge of the person assisting with my choice and the whole ordering ordeal.
Product Choice
The product, and its name, that I chose has a history of good quality.
Verified Buyer
July 27, 2019 by Emily S.
“We will see if the unit is OK”
Merchant Choice
Price
Product Choice
It seems like it will fit my life style
Verified Buyer
July 26, 2019 by Gaill L. (United States)
“Order was received promptly and is preforming as promised. Customer satisfied.”
Merchant Choice
They had the product I needed at a fair price
Product Choice
Have COPD, present equipment has become unreliable.. Needed the newer equipment I felt I could depend on. Ads for this particular product were informative and helped me select the appropriate model for my needs.

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