MAXOAK CPAP Battery Backup CPAP Power Bank Compatible with Airsense 10/Airsense 11/Airmini/Aircurve 10/S9/Dreamstation/System one Z1 Mini Travel Camping Emergency Power DC12/15/24V&USB5V

The EveryMarket Guarantee

Receive your item as described or get your money back for eligible orders.

  • [Wide Compatibility] - This 297Wh CPAP battery backup is compatible with 12V/24V CPAP, including System one 60 & 50 series, Airsense/Aircurve 10, Airsense 11, AirMini, Resmed S9, Dreamstation, HDM Z1 (12V only, not for 15V HDM), Transcend Mini, Airmini(cable for Airsense 10 & Airmini are not included, inquiry seller to buy), and other 12V, 15~18V or 24V CPAP, providing power backup during power outages. NOTE: Humidifier/Heater on and high pressure will drive lots of currents. Turning off the heater and humidifier will prolong the battery running time.
  • [Multiple Outputs for Various Needs] - This CPAP portable charger features 3 DC outputs (12V 5A/15V 4A/24V 4A) that can easily charge CPAP and BiPAP. It can also charge LED light bulbs, LED strips, fans, and laptops (DC connector/cable is not included). Besides, with a fast-charging 5V 2.5A USB port, it is able to charge 5V USB-powered devices like smartphones, tablets, etc.
  • [Lightweight & Portable] - With a size of 8.7 x 2.5 x 7.9 in and weighing 4.1 lbs, the power bank, with an ergonomic handle, is easy to carry around wherever you need it. Perfect for emergencies, camping, and traveling.
  • [Safe & Reliable] - A built-in auto-level Lithium battery cell and the advanced BMS provide layers of protection (over-voltage/low-voltage/high-temperature/low-temperature/over-current/short-circuit protection), ensuring your devices run smoothly and safely without any interruption.
  • [What You Get] - Portable Power Bank (297Wh) x1, AC Adapter Charger (25.2V/3A) x1, DC to Airsense/Aircurve 10 Cable x1, DC to Dreamstation Cable x1, DC to S9 Cable x1, Philip System one/HDM Z1 Cable(100cm) x1, DC Connector for Transcend Mini x1, User Manual x1. NOTE: If you found no proper DC cable/connector for your CPAP, please contact the seller for help.
Can I keep my CPAP equipment powered on vacation?
- Yes.
Can I have my cell phone/tablet/laptop full juice for a long trip?
- yes.
MAXOAK K5(Model) is a huge capacity portable power source ,It is a real 80000mAh capacity power bank,featured with three DC outputs 12V5A/15V4A/24V 4A for CPAP, camera, led panel, laptop and other compatiable devices and one 5V 2.5A USB port for smartphone, tablet and other 5V powered USB devices, it provides backup power in case the mains power fails unexpectedly,never worry about their equipment away from an outlet or power choice for travelers.
  • Free Shipping

    On orders over $59

  • Easy Returns

    Hassle free

  • 24/7 Customer Service

    Premier support

Frequently Asked Questions

Shipping & Delivery

How soon will my order ship after I've placed it?

Your order will go through a processing period which typically takes 1 to 2 business days. Once processed, it will be shipped out to you via USPS or FedEx.

What countries do you ship to?

We currently ship to the United States (including Alaska & Hawaii, Washington D.C., P.O. boxes, US Territories, and APO/FPO/DPO addresses), Canada, and the United Kingdom.

What is the estimated delivery time?

Delivery times within the United States range from 3 to 7 business days.

Delivery times for international orders range from 3 to 12 business days.

This is an estimate and not a guarantee due to factors like weather and holidays that may cause delays. We ship all US orders with USPS & FedEx.

Will I be provided with a tracking number for my shipment?

Yes, every order comes with a tracking number. You'll receive this information via email once your product is on its way.

What happens if I don't receive my order but the tracking shows it's been delivered?

We recommend contacting the carrier first to locate your package. If the issue remains unresolved, please reach out to our customer support at and we will make things right.

Can orders be shipped to P.O. Boxes or APO/FPO addresses?

We ship to most locations within the United States, including P.O. Boxes, APO/FPO addresses, and U.S. territories, though some restrictions may apply for larger items.

Can I make changes to my order?

Please contact our customer support if your order needs to be canceled or modified.

Returns & Refunds

What is your return policy?

We accept returns within 30 days of receipt. Items must be unworn, unwashed, with original tags and packaging.

Return shipping is the responsibility of the customer unless the product is defective.

How can I return a product?

Contact support to request a return. We will provide instructions and a return shipping label for defective items. For other returns, the shipping is the customer's responsibility.

How long will it take to receive my refund?

Refunds are processed within 7 days from when we receive the item(s).

How will I be refunded for a returned order?

Refunds will be processed to your original form of payment.

If the purchase was made with a gift card, you will receive a refund in the form of a gift card mailed to the original billing address.

Are there any items that cannot be returned?

Yes, non-returnable items include:

  • Perishable Goods (such as food or plants)
  • Gift Cards
  • Certain Health & Beauty Items (for safety reasons)
  • Certain Medical Items (for safety reasons)
  • Custom Orders