Hey All, My dad is using a System One Resprionics CPAP. There are two different lines of 'system one' machines, and they take a different power supply. Differences? for one thing, voltage. The voltage and amperage output were the same for both the laptop and the original power supply. In fact, I co...

Hey All, My dad is using a System One Resprionics CPAP. We have lost the power cord. Could someone please explain the difference between an off the shelf laptop power supply that supplies 12volts DC @ 5 amps vs the original power supply that supplies the same amount of voltage and current? I spent a...