1 kW solar array and dual Outback 3.6 kW battery inverters power totally off-grid week-end retreat located near Scottsville Virginia.  Limited solar array keeps battery bank fully charged during un-occupied weekdays, with 12 kW generator supplementing week-end power requirements. Installed 2004. Dual Outback 3.6 kW Inverter Power Panel and separate battery room located in  basement.  48 volt DC battery bank consists of eight L-16 deep-cycle batteries.