Size

182 mm ×182 mm ±0.5 mm (diameter 247 ±0.5 mm)

Thickness (cell)

170±20 μm

Front Side (−)

Silicon oxide + blue silicon nitride compound antireflection coating (PID Free) ; The front side is a half-cut design; The busbar head is a large double fork, and the pads of the busbar are intermittently stepped. The width of the busbar is 1.0 ±0.05mm;the number of finger is 166.

Back Side (+)

Passivated layer (AlOx and SiNx) and Rear Contact (Al); the rear electrode is composed of 10 roots rear compound busbar and 176 roots rear Al fingers. The composite busbar is locally narrowed, and the width is 2.0 ± 0.1mm and 1.0 ± 0.3mm, respectively.