AirSep 8-Cell External Battery

$ 325.00



✔︎ Delivers Extended Portable Use of the AirSep Focus (Requires Cable Adapter), FreeStyle, and FreeStyle5
✔︎ Built-in Belt Clip
✔︎ On-Board Battery Gauge
✔︎ Compatible with the AirSep Focus, FreeStyle, and FreeStyle 5

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AirSep 8-Cell External Battery


Patient Friendly Design

The AirSep 8-Cell External Battery provides you with another option to power your AirSep portable oxygen concentrator. It is compatible with all three AirSep portables; AirSep Focus, AirSep FreeStyle 3, AirSep FreeStyle 5. Designed to fit in the upgraded AirSep FreeStyle 3 and FreeStyle 5 custom carrying cases or to be clipped onto your waist/belt, the 8-Cell external battery will provide you with a convenient way to supplement your battery life.


Keeps You Going

The AirSep 8-Cell External Battery is meant to supplement your battery life and keep you up and running. By providing ample battery life for all three AirSep portables, you will spend less time worried about recharging your battery and more time enjoying your day! When you do need to recharge, the 8-Cell External Battery has a quick recharge time making your life easier!


AirSep Focus Expected Battery Life:

Expected Battery Life
3.5 Hours

Note: Focus adapter cable must be purchased separately to use the external battery with the Focus.


AirSep FreeStyle 3 Expected Battery Life:

Expected Battery Life including Internal Battery
1 10 Hours
2 6 Hours
3 5 Hours


AirSep FreeStyle 5 Expected Battery Life:

Setting Expected Battery Life including Internal Battery
1 7 Hours
2 4 Hours
3 3 Hours
4 2.5 Hours
5 2 Hours


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Mobility Return Policy

1st Class Medical is here to make sure our customers are satisfied with our products and services. Our return policy allows you to return or exchange your item purchased within 30 days of receipt, guaranteed. With our 30-day money back guarantee, if you need to return your device you are responsible for all shipping/handling costs.

Upon receipt of your item please inspect the box for damages. Once you open your package inspect your unit, we test every unit before it leaves our facility, but sometimes units do arrive damaged or defective. We apologize for this inconvenience and ask that you contact us immediately.  If a unit is damaged in shipping, we must notify the shipping company within 48 hours.  We cannot be responsible for shipping damage if you wait longer than 48 hours to notify us.

Within 30 days after your unit has arrived, if for any reason you are not satisfied we will refund your money 100% (excluding shipping & handling) for all new units.  The product must be returned in new condition, in original boxes, and with all paperwork, parts and accessories in order to satisfy our return policy.  We cannot accept C.O.D. deliveries. For your protection, we recommend that you use UPS, FedEx or Insured Parcel Post for your return.

We can’t sell a product as new if it has been damaged or used.  The 100% return policy is only valid if you contact us within the first 30 days and the unit remains in unused/like new condition, has not been used in a smoke-filled environment. Units must be returned in original packaging for 100% return policy.  If a unit has been opened and used within the home a 15% re-stock will apply to your return plus shipping charges/handling charges.  

All returns require a return authorization. Please contact us, 1-800-520-5726, so that we can assist you with doing so. You must pay for return shipping costs.  When returning the unit to us please insure the package for the full value.

Within the 30 days, please contact us and will we assist you with a refund.  All returns require a return authorization. You are responsible to pay for return shipping costs.  When returning the unit to us please insure the package for the full value.  Contact us to receive a return authorization.1-800-520-5726 

After 30 days, we apologize for any inconvenience, but we cannot refund or exchange your unit.

All items returned without a return authorization, including items returned to us for refusal delivery, are subject to the 25% restocking fee. 

Any units that are returned due to customer-caused damage, the customer is responsible for all parts, labor, and shipping charges to return the unit to us for repair.

All new units come with a factory warranty.  Warranty repairs can be handled by contacting us 1-800-520-5726. You are responsible for all shipping costs on warranty work.