westend wrote:
Gopower,Samlex, Xantrex to name a few. Price them as to your comfort level with online sellers. Bestconverter.com has been a seller of good reputation.
I fully support this and also would recommend those brands in the 300-400 watt range
Additional information:
Some models of CPAP can be operated directly off automotive type 12 volt systems, even come with a 12 volt accessory cord.
Second: Heaters take a LOT of power compared to the basic unheated unit.
Finally.. Mount the inverter in a compartment next to the one the batteries live in, Use heavy gauge wire (8 ga or bigger, in fact if the lugs will take it use standard starter cable.. Low cost compared to other cables. pre-assembled and you can get 'em at most any auto parts store) use a RED cable for the positive and black for the negative.
Then run either an extension cord or install Romex to the bedroom.
True story: My Cardiologist and GP both said "With your heart issues for sure you have COPD" I said NO I DO NOT, The pulmonologist, Said I( did not have it but the other doctors would insist on a sleep study.
Well.. I don't have it (I told them that) For one thing I sleep wrong for it to happen.