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    Batteries for Portable Oxygen Concentrators

    Batteries for Portable Oxygen Concentrators

    Replacement batteries are a perfect solution for oxygen users who need more battery life or just need to replace an old one. They provide an extra 2 to 5 hours of battery life depending on the unit and flow setting.

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

    Browse our Selection of Batteries

    CAIRE and Eclipse Batteries
    Inogen One Batteries
    Philips Respironics Batteries
    O2 Concepts Batteries
    Drive Batteries
    Invacare Batteries

    Items 1-12 of 54 total

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    1. Recertified GCE Zen-O Rechargeable Battery
      Recertified GCE Zen-O Rechargeable Battery
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        • AMSR Recertified
        • Up to 4 Hours of Battery Life
        • Fast Charging Time
      Your Price $200.00 List Price $299.00
    2. Sequal Eclipse Power Cartridge and Replacement Battery
      CAIRE SeQual Eclipse Replacement Battery
      Rating:
      90%
      6  Reviews
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      • Up to 5 Hour Battery
      • 1 Year Warranty
      • Sku: 7082
      Your Price $595.00 List Price $699.00
    3. Caire Freestyle Comfort 8 Cell Battery
      CAIRE Freestyle Comfort Small 8 Cell Battery
      Rating:
      100%
      4  Reviews
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      • 4 Hour Battery
      • 1 Year Warranty
      • Sku: BT034-1
      Your Price $389.00 List Price $420.00
    4. Caire Freestyle Comfort 16 Cell Battery
      CAIRE Freestyle Comfort 16 Cell Battery
      Rating:
      96%
      10  Reviews
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      • 8 Hour Battery
      • 1 Year Warranty
      • Sku: BT035-1
      Your Price $589.00 List Price $689.00
    5. Inogen One G5 Single Battery
      Inogen One® G5®/ Inogen® Rove 6 Single Battery
      Rating:
      100%
      6  Reviews
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      • 6.5 Hour Battery
      • 1 Year Warranty
      • Compatible for the G5 or G6
      • Sku: BA-500
      Your Price $407.00 List Price $479.00
    6. Respironics SimplyGo Mini Extended Battery - 1116817
      Respironics SimplyGo Mini Extended Battery
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      • 9 Hour Battery
      • 90 Day Warranty
      • Sku: 1116817
      Your Price $500.00 List Price $595.00
    7. Drive Devilbiss iGo2 Rechargeable Battery - 125D-613
      Drive Devilbiss iGo2 Rechargeable Battery
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      • 3.5 Hour Battery
      • 1 Year Warranty
      • Sku: 125D-613
      Your Price $250.00 List Price $349.00
    8. O2 Concepts Oxlife Liberty2 Rechargeable Battery - 800-1072
      Oxlife Liberty2 Rechargeable Battery
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      • Up to 4 Hour Battery
      • 1 Year Warranty
      • Sku: 800-1072
      Your Price $315.00 List Price $419.00
    9. Inogen One G5 Double Lithium-Ion Battery - BA-516
      Inogen One® G5®/ Inogen® Rove 6 Double Battery
      Rating:
      98%
      9  Reviews
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      • Up to 13 Hour Battery
      • 1 Year Warranty
      • Compatible for the G5 or G6
      • Sku: BA-516
      Your Price $618.00 List Price $695.00
    10. GCE Healthcare Zen-O 12 Cell Rechargeable Battery - RS-00501
      GCE Zen-O 12 Cell Rechargeable Battery
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      • Up to 4 Hour Battery
      • 1 Year Warranty
      • Sku: RS-00501
      Your Price $325.00 List Price $429.00
    11. Inogen G3 8 Cell Battery
      Inogen One G3 8 Cell Battery
      Rating:
      85%
      4  Reviews
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      • 4 Hour Battery
      • 1 Year Warranty
      • Sku: BA-300
      Your Price $393.00 List Price $499.00
    12. Rhythm Healthcare P2-S3 Rechargeable Double Battery - S3BY001D
      Rhythm Healthcare P2-S3 Double Battery
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      • Up to 4 Hour Battery
      • 1 Year Warranty
      • Sku: S3BY001D
      Your Price $259.00 List Price $399.00

    Items 1-12 of 54 total

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    Featured Video

    Portable Concentrator Frequently Asked Questions
    How long will the batteries last with the Inogen G3?
    Inogen One G3 battery duration is up to 4.5 hours with a 8 cell battery and up to 9 hours with 16 cell battery. Durations listed below are averages, not exact measurements. Setting of 1: 4.5 hours with the 8-cell and 9 hours with the...
    Read More
    Are batteries for the portable concentrator rechargeable?
    Batteries for portable oxygen concentrators can be recharged with the AC power cord, or in the car with the DC power cord. They can be recharged within the concentrator, or if they are external batteries, they can be charged with their cord, or in an...
    Read More
    How long will the batteries last with the Inogen G5?
    Inogen One G5 battery duration is up to 6.5 hours with single battery and up to 13 hours with double battery. Durations listed below are averages, not exact measurements. Setting of 1: 6 hours 30 minutes with the single and 13 hours...
    Read More
    How long do the batteries last?
    Battery life varies between different brands and models of portable concentrators. Personal settings of oxygen delivery can greatly impact battery life as well. Our respiratory therapists will use your oxygen flow requirements when determining how many...
    Read More
    Are Inogen batteries interchangeable?
    Each Inogen model requires its own battery. For example, a battery from an Inogen G4 will not work with an Inogen G5 model. However, Inogen offers double batteries, so you can swap out the single battery for longer run times. Double batteries make an...
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    How long will the batteries last with the Inogen G4?
    Inogen One G4 battery duration is up to 2.6 hours with single battery and up to 5 hours with double battery. Durations listed below are averages, not exact measurements. Setting of 1: 2 hours 40 minutes with the small and 5 hours with...
    Read More
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