Used and Refurbished Oxygen Concentrators

We maintain a large inventory of gently used oxygen concentrators for sale, including the Inogen One, Invacare XPO2 and many other home and portable oxygen concentrators. Used oxygen concentrators have a reputation for being unreliable, but with our rigorous testing and refurbishing, we ensure the highest quality.

Our inventory changes often; SOME UNITS MAY NOT BE AVAILABLE, so please call us for a current listing of used oxygen concentrators for sale.

  • Used and Refurbished Oxygen Concentrators
2 Item(s)


  • Factory ReCertified AirSep Focus Portable Oxygen Concentrator
    Factory ReCertified AirSep Focus includes a 2-year warranty as well as 2 batteries, universal power supply, DC cord, AC cord, shoulder strap & carrying bag, cannula and manual.

    Let one of our oxygen specialists help you select the right unit. Complete the form below and a price list will be sent to you.

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  • Factory ReCertified SeQual Eclipse 5
    Factory ReCertified SeQual Eclipse 5
    Your Price: $1,950

    List Price: $1,950

2 Item(s)