Fundamentally, it is an EL84-driven 20-watter. Without the preamp module, the front panel looks a little like a VHS player with no cassette in it. Plug in your module and it just looks like a regular ...
Consequently, the amount of watts that a 24 volt 10 amp charge controller can handle is less than 240 volts to avoid overloading it. How many watts can a 20 amp charge controller handle? The nominal ...