FAQS

Frequently Asked Questions

1. Which CPAP machines is this battery compatible with?

This CPAP battery comes with four DC cables for CPAP machines and works with most major brands on the market. Includes ResMed S9, AirSense 10, AirCurve 10, AirMini, AirSense 11, Philips DreamStation and DreamStation 2. With the right cable or a cigarette lighter inverter, it should be compatible with nearly any CPAP machine.

2. How long can the CPAP battery last on a full charge?

The ES960 CPAP battery can last up to 30 hours or even more on a full charge. However, how long it actually lasts can vary depending on several factors like your CPAP machine's pressure settings, use of the heated tube, and humidifier...

The ES720 CPAP battery can last up to 24 hours or even more on a full charge...

The ES400 AIR CPAP battery can last up to 15 hours or even more on a full charge...

3. Is this battery FAA/TSA approved?

FAA/TSA restrictions that Lithium-ion batteries with a watt-hour rating (Wh) of 100Wh or less are allowed in carry-on baggage...

The ES960 CPAP battery has a capacity of 297.6Wh, which exceeds the FAA/TSA limit for carry-on batteries...

The ES720 CPAP battery has a capacity of 266.4Wh, which exceeds the FAA/TSA limit for carry-on batteries...

The ES400 AIR CPAP battery has a capacity of 148Wh...

4. Can this battery power 2 CPAP machines at the same time?

Yes, the ES960/ES720 CPAP battery can power two CPAP machines simultaneously using the DC and cigarette lighter ports...

5. How to recharge this battery? (ES960, ES720)

The CPAP battery DC port supports input power up to 96W, with an input voltage of 18-24V, and is compatible with a 5.5mm x 2.1mm plug...

You can charge the battery using these methods:

  • Wall Outlet: Use the included AC adapter to charge the battery through a standard wall outlet.
  • Car Charger: Use a car charger with a USB-C output...
  • Solar Panel: Use a solar panel with an output of 100W or more...
6. How to recharge this battery? (ES400 AIR)

The CPAP battery DC port supports input power up to 72W, with an input voltage of 12-24V, and is compatible with a 5.5mm x 2.1mm plug...

You can charge the battery using these methods:

  • Wall Outlet: Use the included AC adapter to charge the battery through a standard wall outlet.
  • Car Charger: Use a cigarette lighter to plug...
  • Solar Panel: Use a solar panel with an output of 80W or more...
7. How do I connect this battery to my CPAP machine? (ES960, ES400 AIR)

Different CPAP machines operate at different voltages. Before connecting, you need to confirm the operating voltage of your CPAP machine by checking the technical specifications label on the CPAP machine...

8. How do I connect this battery to my CPAP machine? (ES720)

Different CPAP machines operate at different voltages. Before connecting, you need to confirm the operating voltage of your CPAP machine...

9. Why is it fully charged but not working for my CPAP? (ES960, ES400 AIR)

Before connecting, you need to confirm the operating voltage of your CPAP machine...

10. Why is it fully charged but not working for my CPAP? (ES720)

Before connecting, you need to confirm the operating voltage of your CPAP machine...

11. How do I turn off the battery?

When you have activated the fixed voltage output mode to power your CPAP machine, after use, simply press and hold the voltage setting button for about 3 seconds to exit the fixed voltage output mode...

12. Does this battery work with solar charging? (ES960, ES720)

Yes, this battery can be recharged by using a solar panel. It has a built-in MPPT, and the DC port supports a maximum input of 96W...

13. Does this battery work with solar charging? (ES400 AIR)

Yes, this battery can be recharged by using a solar panel. It has a built-in MPPT, and the DC port supports a maximum input of 72W...

14. Will it work with a ResMed AirSense 10? (ES960, ES400 AIR)

Yes, this CPAP battery can power your AirSense 10...

15. Will it work with a ResMed AirSense 10? (ES720)

Yes, this CPAP battery can power your AirSense 10...

16. Does the battery support pass-through charging? (ES720, ES400 AIR)

Yes, this CPAP battery does support pass-through charging...

17. Does the battery support pass-through charging? (ES960)

Yes, this CPAP battery supports pass-through charging...

18. What do I need to charge CPAP battery from a cigarette lighter?

You will need to purchase a cigarette lighter plug to DC cable with a voltage converter that matches the operating voltage of your CPAP machine...