a stack connector, wherein {HEAD ~ the stack connector} includes {TAIL ~ an internal series connection}, and the plurality of solar batteries are electrically connected vertically in a stacked arrangement; and 
includes
a stack connector , wherein { HEAD ~ the stack connector } includes { TAIL ~ an internal series connection } , and the plurality of solar batteries are electrically connected vertically in a stacked arrangement ; and
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH