Description
quick stats
- Multi-voltage switching: 12V/16.5V/19V/24V
- Wireless charging: Up to 15W output
- Charge via: Solar, USB-C and AC mains
- Pass-through functionality: Use your machine whilst charging

With the Medicharge Flex portable CPAP battery, you can get seamless power for your CPAP machine wherever you roam. This ultra-trim lithium unit packs 276Wh into a compact, carry-friendly casing, so you can keep your machine running all night or charge your phone, laptop, and accessories during the day. A simple LED display shows the state of charge at a glance, while the four-button voltage selector lets you choose between 12V, 16.5V, 19V and 24V outputs in seconds.
Charge on the move via solar, USB-C or AC mains – the pass-through capability even lets you power your CPAP while the Medicharge Flex recharges. Use the wireless pad for up to 15W of hands-free charging or plug your devices into the USB-A and USB-C ports for high-speed top-ups. You can also switch on the inbuilt LED torch with SOS and flash modes when you need a light!
Built to withstand life on the road, the Medicharge Flex delivers reliable, multi-voltage power in a convenient, lightweight package. Whether camping, travelling or wanting peace of mind for sleep at home, this versatile battery ensures you and your CPAP never miss a beat!
| CPAP Model & Setup | Device Power Consumption (W) | Estimated Runtime (276 Wh Medicharge) |
|---|---|---|
| AirSense 10 – no humidifier, SlimLine tubing | 6.8W | 40.6 hrs |
| AirSense 10 – ClimateLine humidifier (lowest) | 7.5W | 36.8 hrs |
| S9 AutoSet – no humidifier | 7.5W | 36.8 hrs |
| S9 AutoSet – with humidifier @ 27 °C | 12W | 23.0 hrs |
| AirSense 11 – no humidifier | 30–45W | 6.1 hrs –9.2 hrs |
| AirSense 11 – with humidifier | 65W | 4.2 hrs |
Note: Expected run times may very depending on model.
Package Contents
- 1 x Medicharge Flex
- 1 x Medicharge Flex Cover
- 1 x AC adapter
- 1 x User Guide HERE
- 1 x USB-C to USB-C cable
- 1 x USB-A to USB-C cable
| Battery | |
|---|---|
| Battery type: | Lithium |
| Rated capacity: | 276.48Wh |
| Rated battery voltage: | 14.4V |
| Input | |
| DC input: | DC 12V-24V/4A (MAX 80W) |
| USB-C input: | DC 5V/3A 9V/3A 12V/3A 15V/3A 20V/5A (MAX 100W) |
| Output | |
| USB-C output: | DC 5V/3A 9V/3A 12V/3A 15V/3A 20V/5A |
| USB-C output: | DC 5V/3A 9V/3A 12V/2.5A |
| USB-A output: | DC 5V/3A 9V/2A 12V/1.5A |
| DC output: | DC 12V/6.7A 16.5V/4A 19V/3.8A 24V/3.8A |
| Cigarette socket: | DC 12V/10A |
| Wireless charging pad: | 15W |
| General | |
| Weight: | 1.5kg |
| Dimensions (LxWxH): | 230 x 125 x 44mm |
| Operating temperature: | 0°C ~ 40°C |