Poly-Crystalline Silicon Solar Cell

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2.Solar panel quality by great solar engineers
3.Manufacturing in lowest price
4.Top equipment
solar cell
Polycrystalline silicon solar cells 156 with 2 lines: 156*156mm
High efficiency and stable performance in photovoltaic conversion.
Advanced diffusion technique ensuring the homogeneity of energy conversion efficiency of the cell.
Advanced PECVD film forming, providing a dark blue silicon nitride anti-reflection film of homogenous color and attractive appearance.
High quality metal paste for back surface and electrode, ensuring good conductivity, high pulling strength and ease of soldering.
High precision patterning using screen printing, ensuring accurate busbar location for ease with automatic soldering a laser cutting


Physical Characteristics
Dimension 156mm×156mm±0.5mm
Thickness Wafer(Si):200±20
Cell: 240μm±20μm
Front Silver bus bars; Blue/others silicon nitride antireflection coating
Back Silver/aluminum bus bars; Full-surface aluminum BSF
Electrical Characteristics

Efficiency Code
172
170
168
166
164
162
160
Efficiency Eff(%)
17.20-17.40
17.00-17.20
16.80-17.00
16.60-16.80
16.40-16.60
16.20-16.40
16.00-16.20
Power Ppm(w)
>4.18
4.137-4.186
4.088-4.137
4.040-4.088
3.991-4.040
3.942-3.991
3.894-3.942
Max.Power current Ipm(A)
7.94
7.91
7.82
7.77
7.72
7.67
7.62
Min.Power Current Ipm(A)
7.73
7.68
7.58
7.54
7.49
7.44
7.39
Short Circuit Current Isc(A)
8.515
8.40
8.34
8.30
8.25
8.21
8.15
Max Power Voltage Vpm(V)
0.522
0.520
0.519
0.516
0.513
0.511
0.508
Open Circuit Voltage Voc(V)
0.624
0.622
0.620
0.618
0.616
0.614
0.612
*Date under standard testing conditions(STC): 1,000W/M, AM1.5, 25
*All figures bear±3% of tolerance
*The measurement of cell is calibrated by Fraunhofer ISE.
Typical Temperature Coefficients
Voltage -2.15 Mv /k
Current +4.4Mv/K