MAXOAK CPAP Battery Backup K5 Portable Power Station 297wH + Free Shipping, NO Sales Tax & Free After-Sale Support

As one of the only true, CPAP battery backup options on the market, the Maxoak K5 comes with lots of storage and is very compatible with most CPAP machines.

The K5 is the perfect CPAP battery backup for power outages, hurricanes, tornado's or a weekend camping trip. Never worry about losing sleep again if the power goes out, simply grab your K5 and get a good nights rest. 

Considering over 85% of CPAP users take their CPAP machines with them wherever they go, the Maxoak K5 is the perfect travel companion. The K5 CPAP battery back up machine has three DC12/DC15V/DC24V outputs for your CPAP with various voltages. There's also one fast charging 5V 2.4A USB output designed for Smartphone, tablet and other 5V USB powered devices.

So you can power even more than just a CPAP machine with the Maxoak K5! *DC cables/connectors for Resmed Airsense 10/aircurve10/Resmed S9/Dreamstation/HDM Z1/Philip Remstar System one 60/50 are included.

MAXOAK CPAP Battery Backup K5 Portable Power Station Benefits:

• DC Power bank especially designed for CPAP machines
• Compatible with CPAP: Resmedairsense 10/ Resmedaircurve 10/ Resmed S9/ Philip Respironics Dreamstation/ Philip Respironics REMStar System one 50 and 60 Series/ HDM Z1(12V)/ Transcend Mini CPAP and ResmedAirmini. ( dc cable for airmini is not include, pls inquiry seller where to buy).
• Capacity: 297Wh/82500mAh @ 3.7V 
• SAFETY GUARANTEED: Built in Samsung battery cell, battery management system (BMS) and more advanced safety operations, ensuring complete protection for you and your devices.
• Portable & lightweight: Smallest 8.7*7.9*2.5in, 4lbs, easy to carry for your CPAP power backup outdoors.
• Besides DC12V/15V/24V to charge CPAP, additional 5V2.4A USB for smartphone, tablet,etc.
• 10*DC connectors for Laptop are not included.
• NOT TSA Approved.
• DC cables/connectors for Resmed Airsense 10/aircurve10/Resmed S9/Dreamstation/HDM Z1/Philip Remstar System one 60/50 are included.
• DC Cable for Airmini is not included, pls contact seller to get the link to buy.

The Perfect CPAP Battery Backup

When it comes to CPAP Battery Back Up - Please Note:

• It's important to check the DC voltage before connecting your CPAP with our K5 power bank. it has 3 outputs DC12V/15V/24V on the side of K5. Do not mix up the voltage. Always match the voltages (found in your CPAP user manual or on the machine specs).

• Please watch our video here to learn how to operate our K5 Power Bank on your CPAP.

• Also, this is NOT TSA approved.

• Charge time may vary on CPAP brand, setting of pressure, humidifier/heated hose on or off, fix pressure or flexible pressure.

More Than Just a CPAP Battery Backup..

The lightweight MAXOAK K5 CPAP Battery Backup lets you use your CPAP/BiPAP for several nights while you're away from an outlet or stuck in a power outage.

How Long Can the K5 CPAP Battery Backup Charge your CPAP?

We gathered some real customer tests and data.. See what they said below: 

• Phillip Respironics REMstar System One 60: 5 nights (38Hrs) with humidifier/heater off.
• Phillip REMstar System One 50: 6nights (50Hrs) with humidifier/heater off.
• Resmed S9: 6 nights with humidifier/heater off.
• 5 nights at a pressure setting of 11 for a total run time of 33 hours and 37 minutes.(heater and humidifier setting not mentioned).
• Resmed Airsense 10: 6 nights with humidifier/heater off.
• 5 nights camping with my ResMed Air 10 (humidifier off/PSA 11/ 9.5 hours per night).

What factors affect the actual total charge time?

The actual total charge time may be different according to how you set your cpap machine settings such as the pressure, humidifier and heater. Not to mention, even for the same brand, the charge times can be different based on whether the pressure is fixed or flexible/auto-adjustable.

MAXOAK CPAP Battery Backup K5 Portable Power Station Benefits:

Real Life K5 CPAP Battery Backup User Test (Example from apneaboard.com):

"I recently purchased the MAXOAK K5 Battery for my Resmed Airsense 10, my main reason is camping and hiking, and I am putting it through its paces to test out how long it lasts. I thought I would share my data so everybody can benefit from it too.

Here is the test data. My settings are pressure 4.5-6, EPAP enabled. I list the settings. How long I used it. How much battery it drained. And calculate how many 8hr nights that means I can have with those settings."

Test #1 - All power draining functions enabled:
Heated hose on
Humidifier on
hours used 9.5
Starting % 99
Ending % 22
Total Drain % 77
% drained per hour 9.63
8hr nights potential 1.29

Test #2 - Heated hose turned off to save power:
Heated hose off
Humidifier on
hours used 7.16
Starting % 100
Ending % 63
Total Drain % 37
% drained per hour 5.17
8hr nights potential 2.42

Test #3 - only heated hose this time:
Heated hose on
Humidifier off
Hours used 8.35
Starting % 100
Ending % 81
Total Drain % 19
% drained per hour 2.28
8hr nights potential 5.49

Still have questions? Don't hesitate to reach out or give us a call at 877-242-2792