Used Concentrator Batteries

Browse our selection of Used and Refurbished portable oxygen concentrator batteries from CAIRE, Philips Respironics, Inogen, and other leading brands.

Shop confidently with our A+ BBB Rating, Price Match Guarantee, and Simple Return Policy. We offer the lowest online prices on Used Batteries and have inventory that always ships the same day. Please call us at 877.774.9271 if you have any questions.

Items 1-12 of 13 total

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  1. Used CAIRE Freestyle Comfort Concentrator
    Recertified CAIRE Freestyle Comfort with 8 Cell Battery
    • Pulse Dose
    • 5 Pounds
    • Certified Used Unit
    • 30 Point Inspection

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  2. Used Inogen One G3 16 Cell Battery - BA-316-Recertified
    Recertified Inogen One G3 16 Cell Battery
    • AMSR Recertified
    • 8 Hours of Battery Life
    • Charges Full in 6 Hours

    Your Price $250.00 List Price $579.00
  3. Used Inogen One G3 8 Cell Battery - BA-300-Recertified
    Recertified Inogen One G3 8 Cell Battery
    • AMSR Recertified
    • 4 Hours of Battery Life
    • Charges Full in 3 Hours

    Your Price $150.00 List Price $399.00
  4. Used CAIRE SeQual Eclipse Battery Cartridge - 7082-Recertified
    Recertified CAIRE SeQual Eclipse Replacement Battery
    • AMSR Recertified
    • Up to 5 Hour Battery
    • 90 Day Warranty

    Your Price $300.00 List Price $499.00
  5. Used Inogen One G5 Single Battery - BA-500-Recertified
    Recertified Inogen One G5 Single Battery
    • AMSR Recertified
    • 6.5 Hour Battery
    • Charges Full in 3 Hours

    Your Price $150.00 List Price $459.00
  6. Used Inogen One G5 Double Battery - BA-516-Recertified
    Recertified Inogen G5 Double Battery
    • AMSR Recertified
    • 13 Hour Battery
    • Charges Full in 3 Hours

    Your Price $250.00 List Price $595.00
  7. Used CAIRE Freestyle Comfort 8 Cell Battery - BT034-1-Recertified
    Recertified CAIRE Freestyle Comfort 8 Cell Battery
    • AMSR Recertified
    • 4 Hour Battery
    • Charges in 3.5 Hours

    Your Price $150.00 List Price $420.00
  8. Used CAIRE Freestyle Comfort 16 Cell Battery - BT035-1-Recertified
    Recertified CAIRE Freestyle Comfort 16 Cell Battery
    • AMSR Recertified
    • 8 Hour Battery
    • Charges in 6 Hours

    Your Price $250.00 List Price $420.00
  9. Used Inogen One G4 Single Battery - BA-400-Recertified
    Recertified Inogen One G4 Single Battery
    • AMSR Recertified
    • 3 Hour Battery
    • Charges in 3 Hours

    Your Price $150.00 List Price $399.00
  10. Used Inogen One G4 Double Battery - BA-408-Recertified
    Recertified Inogen One G4 Double Battery
    • AMSR Recertified
    • 5 Hour Battery
    • Charges in 3 Hours

    Your Price $250.00 List Price $599.00
  11. Used Respironics SimplyGo Mini Standard Battery - 1116816-Recertified
    Recertified Respironics SimplyGo Mini Standard Battery
    • AMSR Recertified
    • 4.5 Hour Battery
    • Charges in 4 Hours

    Your Price $150.00 List Price $349.00
  12. Used Respironics SimplyGo Mini Extended Battery  1116817-Recertified
    Recertified Respironics SimplyGo Mini Extended Battery
    • AMSR Recertified
    • 9 Hour Battery
    • Charges in 8 Hours

    Your Price $250.00 List Price $529.00

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