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.

Browse our selection of Inogen One Batteries, Philips Respironics Batteries, Invacare Batteries, CAIRE and Eclipse Batteries and more.

We offer the lowest online prices on portable concentrator batteries and always have inventory that ships same day. Please call us at 877.774.9271 if you have any questions.
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  1. CAIRE SeQual Eclipse Power Cartridge and Replacement Battery - 7082
    CAIRE SeQual Eclipse Replacement Battery
    • Up to 5 Hour Battery
    • 1 Year Warranty
    • Sku: 7082

    Your Price $595.00 List Price $699.00
  2. Caire Freestyle Comfort 8 Cell Battery
    CAIRE Freestyle Comfort Small 8 Cell Battery
    • 4 Hour Battery
    • 1 Year Warranty
    • Sku: BT034-1

    Your Price $389.00 List Price $420.00
  3. Caire Freestyle Comfort 16 Cell Battery
    CAIRE Freestyle Comfort 16 Cell Battery
    • 8 Hour Battery
    • 1 Year Warranty
    • Sku: BT035-1

    Your Price $589.00 List Price $689.00
  4. Inogen One G5 Single Battery
    Inogen One G5 Single Battery
    • 6.5 Hour Battery
    • 1 Year Warranty
    • Sku: BA-500

    Your Price $393.00 List Price $479.00
  5. Inogen One G5 Double Lithium-Ion Battery - BA-516
    Inogen One G5 Double Battery
    • Up to 13 Hour Battery
    • 1 Year Warranty
    • Sku: BA-516

    Your Price $597.00 List Price $695.00
  6. Inogen G3 8 Cell Battery
    Inogen One G3 8 Cell Battery
    • 4 Hour Battery
    • 1 Year Warranty
    • Sku: BA-300

    Your Price $393.00 List Price $499.00
  7. Inogen One G4 Single Battery
    Inogen One G4 Single Battery
    • 3 Hour Battery
    • 1 Year Warranty
    • Sku: BA-400

    Your Price $393.00 List Price $499.00
  8. Respironics SimplyGo Mini Standard Battery - 1116816
    Respironics SimplyGo Mini Standard Battery
    • 4.5 Hour Battery
    • 90 Day Warranty
    • Sku: 1116816

    Your Price $300.00 List Price $349.00
  9. Inogen One G4 Battery
    Inogen One G4 Double Battery
    • 5 Hour Battery
    • 1 Year Warranty
    • Sku: BA-408

    Your Price $597.00 List Price $695.00
  10. Inogen One G3 16 Cell Battery
    Inogen One G3 16 Cell Battery
    • 8 Hour Battery
    • 1 Year Warranty
    • Sku: BA-316

    Your Price $597.00 List Price $679.00
  11. 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
  12. Respironics SimplyGo Rechargeable Battery - 1082662
    Respironics SimplyGo Rechargeable Battery
    • 3 Hour Battery life
    • 90 Day Warranty
    • Sku: 1082662

    Your Price $250.00 List Price $299.00

Items 1-12 of 19 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...
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...
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...
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...
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...
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...
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