Forum Discussion
rlw999
May 20, 2021Explorer
dedmiston wrote:
This battery isn't cheap, but it will run your machine for a few nights on a single charge if you turn off your humidifier and heated hose. Or if you have an inverter but it isn't pure sine, you can plug in the battery to charge and run your machine (including heated hose and humidifier) off the battery for cleaner power. It will supply power to the cpap and charge at the same time.
I was going to recommend something similar, there are lots of portable power stations like that (they are sometimes called "generators" by people that don't know what a generator is). Most have an inverter for 120V power along with a 12VDC power outlet for devices that can use 12V (like most CPAP machines)
They aren't cheap, but neither is adding an inverter or upgrading batteries in an RV. And they have the advantage of being portable, if if you're going out where you'll have power during the day, you can bring it along to recharge and take back to the RV with you at night. Or you might be able to plug it in at the campground office to recharge during the day.
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