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Batteries for Airsep Oxygen Concentrators - Focus, FreeStyle 3 & FreeStyle 5


Availability: In stock

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Item# Description Size Price

Internal Battery - Freestyle 3




Battery, Internal - Freestyle 5



Battery, Rechargeable - Focus




Battery, External - FreeStyle 3 & FreeSyle 5




Battery Kit, includes One External Battery and Charger - FreeStyle 3 & FreeSyle 5




Battery Pack, Replacement for FreeStyle and FreeStyle 5 (White Models after 2016)




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AirSep Portable Oxygen Concentrator Batteries for FreeStyle and Focus Models, manufactured by AirSep, extend the life of your Freestyle or Focus Portable Oxygen Concentrator, giving more freedom to do the activities you choose. Batteries feature a built-in belt clip.

Focus External Battery Replacement

  • Product Number: BT023-1
  • Battery Weight: 0.53 lbs.
  • Battery Duration: 1.5 Hours

AirSep External Battery Replacement

  • Product Number: BT024-1
  • Battery Weight: 1.3 lbs.
  • Battery Duration: 2 - 7 Hours
  • Battery Recharge Time: 5 Hours
  • Compatible with FreeStyle 3, FreeStyle 5, and Focus
  • Charges with the PW029-1 available by Special Order

AirSep External Battery Cartridge Kit

  • Product Number: BT026-1
  • Battery Weight: 1.3 Pounds
  • Battery Duration: 2-7 Hours
  • Battery Recharge Time: 5 Hours
  • Compatible with FreeStyle 3, FreeStyle 5, and Focus
  • Package Contents
    • Battery Replacement (BT024-1)
    • Battery Charger

Battery Pack for FreeStyle & FreeStyle 5 (White Models)

  • Product Number: BT033-1
  • Battery Weight: 1 lbs.
  • Battery Duration: 4.5 Hours
  • Battery Recharge Time: 3 Hours
  • Compatible with FreeStyle and FreeStyle 5 (White Models - built after 2016)


Additional Information

  • Vitality Medical ships CAIRE products only to customers within the United States of America.
  • CAIRE Inc.'s logo text, graphics and photo images are the property of CAIRE Inc. and are used with permission. Copyright ©2017.
Manuals and Documents
Additional Information

Additional Information

Manufacturer CAIRE
Sub Brand AirSep
Community Q&A

Product Questions

I am looking for battery for Aire sep lifestyle
The BT018 internal rechargeable battery says it should be replaced by a tech. Where can I find a tech to do this?
WARNING: This product may contain chemicals that are known to the State of California to cause cancer, birth defects or other reproductive harm. This product complies with all state and federal safety standards.

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