... 3)TUV,UL,MCS,CE,CEC,ISO 235W Poly Panel,A Grade,High Efficiency, TUV,MCS,UL,CE,CEC,ISO Certified characteristics ... diodes to avoid hot-spot effect3. cells are embedded in a sheet of TPT and EVA4. 3.2mm, high transparency, low ... operating voltage: 29.6 V optimal operating current: 7.82 A open circuit voltage: 36.71 V short circuit current:8 ...