jawss250 wrote: »
Is it better to have a 12 volt or 24 volt battery bank for a 3000 watt PV system?
What combination of batteries is most efficient / cost effective?
bobdog wrote: »
...what's the deal with the charge controllers?
AntronX wrote: »
They can only output 60 Amps regardless of output voltage. Power = Volts times Amps, therefore 12V x 60A = 720 Watts maximum of panels per controller and 48V x 60A = 2880 Watts of panels (roughly). Most popular ones anyway: Outback FM-60, Xantrex XW-60 and Morning Star MPPT-60.