to control or not to control and Mono or Poly
So the question now that we are here. existing set up is two group 31 agm batteries, all led lighting, 2015 fifth wheel with modern stuff. Panel is also unplugged at sunset and secured for theft prev...
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A basic charge controller can be had for $30 or so. If it saves you from ruining your batteries one time it was money very well spent. Why wouldn't you have one?
