Originally Posted by Hugh.email@example.com
Is it 3 stage
I think you are confusing inverters and converters.
Inverters take 12vdc in and put out 120vac.
Converters take 120vac in and put out 12vdc. some converters are multi stage.
I never heard of a 3 stage inverter.
Edit: Oops, didn't see your second post.