4 Liter Flow Oxygen Concentrators

We have 4 liter flow oxygen concentrators with the latest features and from brands like Respironics and Invacare. Four LPM machines are continuous flow and available as a home unit. With many diverse options and a wide variety of prices and weights – picking the right oxygen flow machine can pose a challenge. We are here to help!

A few of the best rated 4 liter concentrators include the Respironics EverFlo with OPI and Invacare Platinum 10.

Shop the wide variety of 4 liter flow concentrators available to you at Oxygen Concentrator Store that will help you to take care of your oxygen therapy needs.

Items 1-12 of 13 total

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  1. Inogen At Home 5L Concentrator
    Inogen At Home 5L Concentrator
    • 18 pounds
    • 5 LPM
    • 3 Year Warranty
    • Includes Inogen Home unit, cannula, and manual.

  2. Invacare Perfecto2 Home Concentrator
    Invacare Perfecto2 Home Concentrator
    • 43 pounds
    • .5 to 5 LPM
    • 3 Year Warranty
    • Includes Perfecto unit, cannula, and owner’s manual.

    Looking for Pricing?

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  3. AirSep Companion 5 Home Concentrator
    Caire Companion 5 Home Concentrator
    • 36 pounds
    • .5 to 5 LPM
    • 3 Year Warranty
    • Includes the Companion 5 unit, cannula, and manual.

  4. AirSep Intensity 10 Home Concentrator
    AirSep Newlife Intensity 10 Home Concentrator
    • 58 pounds
    • 2 to 10 LPM
    • 3 Year Warranty
    • Includes the Intensity 10 unit, cannula, and manual.

  5. Respironics Millennium M10 Oxygen Concentrator
    Respironics Millennium M10 Oxygen Concentrator
    • 53 pounds
    • 1 to 10 LPM
    • 3 Year Warranty
    • Includes the Millennium M10 unit, cannula, and manual.

  6. Respironics Millennium M10 with OPI
    Respironics Millennium M10 with OPI
    • 53 pounds
    • 1 to 10 LPM
    • Oxygen Percentage Indicator
    • Includes the Millennium M10 unit, cannula, and manual.

  7. Invacare Platinum 10 Home Concentrator
    Invacare Platinum 10 Home Concentrator
    • 53 pounds
    • 2 to 10 LPM
    • 3 Year Warranty
    • Includes the Platinum 10 unit, cannula, and manual.

  8. Invacare Platinum 10 Home Portable Oxygen Concentrator
    Invacare Platinum 10 with SensO2 Concentrator
    • 53 Pounds
    • 2 to 10 LPM with Sens02
    • 3 Year Warranty
    • Includes the Platinum 10 unit, cannula, and manual.

  9. Respironics EverFlo Q Home Oxygen Concentrator
    Respironics EverFlo Q Home Concentrator
    • 31 pounds
    • 1 to 5 LPM
    • 3 Year Warranty
    • Includes Everflo Q unit, cannula, and manual.

  10. Respironics EverFlo with OPI Home Oxygen Concentrator
    Respironics EverFlo with OPI
    Spring Sale!
    Call for Details - 877.774.9271
    • 31 pounds
    • 1 to 5 LPM
    • Oxygen Percentage Indicator
    • Includes Everflo with OPI, cannula, and manual.

  11. Respironics EverFlo Q with OPI Home Oxygen Concentrator
    Respironics EverFlo Q with OPI
    Spring Sale!
    Call for Details - 877.774.9271
    • 31 pounds
    • 1 to 5 LPM
    • Oxygen Percentage Indicator
    • Includes Everflo Q unit with OPI, cannula, and manual.

  12. Respironics EverFlo without OPI Home Oxygen Concentrator
    Respironics EverFlo Q Home Concentrator
    Spring Sale!
    Call for Details - 877.774.9271
    • 31 pounds
    • 1 to 5 LPM
    • 3 Year Warranty
    • Includes Everflo, cannula, and manual.

Items 1-12 of 13 total

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Looking for Pricing?

Complete the fields below to receive Spring Sale Pricing!