POLY
157mm(5bb) Poly Solar Cell
Substrate material
P-type polycrystalline silicon wafer
Cell thickness
180μm±20μm
Dimension
157mm*157mm±0.5mm
Diagonal
220.7mm±0.5mm
Front
5*0.56mm±0.1mm busbars(silver) 104 fingers， Silicon oxide + bule silicon nitride compound anti-reflection coating(PID Free)
Back
1.3 ±0.3mm wide soldering pads (silver) , Aluminum back-surface field
158.75mm(5bb) PERC Mono Solar Cell
Size
158.75mm*158.75mm±0.05mm
Thickness
160±20um
Front
5*0.64mm busbar，108 finger
BacK
Wide soldering pads 1.8±0.05mm ，serface field aluminum
166mm（9bb) PERC Bifacial Mono Solar Cell
Size
166mm*166mm±0.3mm
Thickness
190±30um
Front
9*0.1±0.05mm Main grid line (silver), 134 sub-gridlines, anti-broken grid design, blue anti-reflection filmsilicon nitride)
Back(+)
The width of the back electrode (silver) is1.4±0.5mm, and the back is covered withaluminum grid lines, with 150 aluminum gridlines on the back, which is designed toprevent grid breakage.
182mm(10bb)PERC Bifacial Mono Solar Cell A/A-
Dimension
182mm × 182mm ± 0.25mm
Diameter
247mm ± 0.25mm
Thickness
165μm±16.5μm
Front
160 fingers, blue silicon nitride antireflection coating
182mm(10bb)PERC Bifacial Mono Solar Cell .HALF CUT
Substrate material
182mm(10bb)PERC Bifacial Mono Solar Cell .HALF CUT
Dimension
182mm × 91mm ± 0.25mm
Chamfer arc length
1.41mm± 0.25mm
Area
16560 mm2
210mm(12bb)PERC Bifacial Mono solar Cell
Dimension
210mm±0.25mm, 295mm±0.25mm，Tk Voltage: -0.32%/K
Thickness
160±20µm，Tk Current: +0.36%/K
Front
12*0.04mm±0.02mm busbars(silver), 180±30 fingers, blue (dark blue) silicon nitride antireflection film，Tk Power: -0.44%/K
Rear
Back electrode width (silver) 1.8±0.3mm, 180±30 fingers, blue (dark blue) silicon nitride antireflection film，Rsh≥50Ω ，Irev2≤1.5A
Topcon 182mm mono cells
Size
182mmx182mm±0.25mm，Φ247mm±0.25mm
Thickness
Thickness 140μm±14μm
Front
Front 0.03mm wide bus bars,Silicon nitride anti-reflection coating
Back
Back 0.03mm wide bus bars,Silicon nitride coating