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Welcome to Portable Oxygen Solutions, your trusted provider for oxygen therapy essentials online! We are proud to carry a huge selection of oxygen concentrators and accessories, from some of the top names in the industry. If you are looking for a concentrator unit that is reliable, portable, and easy to use, you’ve come to the right place. We have concentrators in many different shapes, sizes, weights, and flow settings, from name brands like Inogen ONE, Philips Respironics, Caire, ResMed, AirSep, and more. No matter your unique oxygen therapy needs, you are sure to find the right products for you in our online store.

With our lineup of dependable oxygen concentrators, you can select the perfect one for your lifestyle and your doctor’s recommendations. We have many pulse flow models, as well as continuous flow units too. Our lightweight (4-6 pounds) and ultra-lightweight (under 4 pounds) models are designed to give you the oxygen you need without weighing you down- perfect for travel and exercise! And our sturdy, larger models are ideal for spending time at home, or for sleeping. Portable Oxygen Solutions also carries many pre-owned and refurbished concentrator units, so don’t forget to ask about our used inventory.

Whether you are searching for the best prices on Inogen ONE concentrators, thinking of upgrading to a high-flow ResMed model, or simply looking around, we’re glad you’re here. Check out our selection below, and sort to see our best-sellers, newest additions, or top-rated units. And of course, get in touch with one of our representatives if you have questions on which model is right for you!

  • Inogen One G4 Portable Oxygen Concentrator for Sale

    Inogen One G4 Portable Oxygen Concentrator with DOUBLE BATTERY

    Inogen One G4 Model # IS-400-NA8.Inogen G4 system with 8-Cell Double Battery weighs 3.29 pounds, offers flow settings from 1-3, is 7.79"H x 5.91"L x 2.68W" in size and One Double Battery will last up to 6 Hours.Inogen One G4 Model # IS-400-NA8 INOGEN...

  • SimplyGo Shown Out Of Carry Case

    Respironics SIMPLYGO Portable Oxygen Concentrator

    Prefer continuous flow oxygen delivery? Our Philips SimplyGo might be your best option. It’s our smallest and lightest weight oxygen concentrator to offer continuous flow, as well as both pulse flow and sleep modes. SimplyGo system weighs 9.5...

  • Eclipse 5 Portable Oxygen Concentrator Front View

    SeQual ECLIPSE 5 Portable Oxygen Concentrator with ONE BATTERY

    Eclipse 5 Model #6900-SEQ.The SeQual Eclipse 5 portable oxygen concentrator from Caire offers powerful oxygen delivery for users wanting flexibility and reliability. This unit can offer both continuous flow (.5-3 LPM) and pulse flow oxygen (flow settings...

  • Inogen One G5 Portable Oxygen Concentrator System

    Inogen One G5 Portable Oxygen Concentrator System

    IS-500-NA Say Hello to the latest generation Inogen One portable oxygen concentrator: Our NEW Inogen One G5 portable oxygen system can deliver oxygen 24 hours a day, 7 days a week, 365 days a year, in an unbelievably small device! Offering 1 - 6...

  • ResMed Mobi Portable Concentrator Front View

    ResMed MOBI Portable Oxygen Concentrator

    ResMed Mobi Model #35001. The MOBI Model #35001 from ResMed is a great choice for people who need reliable oxygen therapy at the touch of a button. This portable oxygen concentrator only weighs 5.5 pounds, and features a compact size- 7.79”H x 5...

  • Oxlife Independence portable oxygen concentrator

    Oxlife INDEPENDENCE Portable Oxygen Concentrator

    Oxlife Independence Model #800-0001-2V. The Oxlife system offers Continuous Flow settings from .5-3 liters per minute and Pusle Flow settings from 1-6, is 20.2”H x 10.9"L x 8"W in size and runs on wall power (AC), vehicle power (DC), or...

  • Caire Freestyle Comfort Portable Oxygen Concentrator Front View

    Caire Freestyle Comfort Portable Oxygen Concentrator

    With its ergonomic shape, the lightweight FreeStyle portable oxygen concentrator rests against the natural curves of your body, making it comfortable to wear while on-the-go. Equipped with user-replaceable batteries, this new oxygen therapy device meets...

  • Oxlife Freedom Portable Oxygen Concentrator Front View by O2 Concepts

    Oxlife Freedom Portable Oxygen Concentrator by O2 Concepts

    Oxlife Freedom Portable Oxygen System  **5 YEAR WARRANTY** The Oxlife Freedom portable oxygen concentrator system delivers pulse dose oxygen from one to five settings, in a smaller 5 pound device built on the technology and reliability of the...