156*156 Poly 4BB Cells

Topsky Energy (HK) Limited
Price:
From $0.130 / Wp
Cell Type: Polycrystalline
Power Range: 4.09~4.53 Wp
Region: China China
Note: Your Enquiry will be sent directly to Topsky Energy (HK) Limited.

Alternative Product

LW-P6-5BB-PID

Lightway Solar
From $0.120 / Wp
  • Maximum Power: 4.4 W
  • Cell Type: Polycrystalline
  • Dimensions: 156.75×156.75 mm
  • DIAGONAL: 220±0.5 mm
  • Cell Thickness: 220 µm
  • Pmax: 4.4 W
  • Vmpp: 0.532 V
  • Impp: 8.308 A
  • Voc: 0.633 V
  • Isc: 8.778 A
  • FF: 79.54 %
  • Efficiency: 18.0-18.1 %
  • No. of Busbars: 5
  • Busbar Material: Silver
  • No. of Soldering Pads: 3
  • Soldering Pad Material: Silver
  • AR Coating: Silicon nitride

Product Characteristics

Model No.
168 170 172 174 175 176 177 178 179 180 181 182 183 184 185 186
Product Characteristics  
Cell Technology Polycrystalline
Dimensions 156×156 mm
Cell Thickness 180/200 ± 20 µm
Front Surface (-)  
No. of Busbars 4
Busbar Width 1.1 mm
Busbar Material Silver
Anti Reflection Coating Silicon nitride
Back Surface (+)  
No. of Soldering Pads 4
Soldering Pad Width 2 mm
Soldering Pad Material Silver, Aluminium
Back Surface Field (BSF) Aluminium
Electrical Data at STC  
Maximum Power (Pmax)
4.09 W 4.14 W 4.19 W 4.23 W 4.26 W 4.28 W 4.31 W 4.33 W 4.36 W 4.38 W 4.4 W 4.43 W 4.45 W 4.48 W 4.5 W 4.53 W
Voltage at Maximum Power Point (Vmpp)
0.518 V 0.521 V 0.524 V 0.526 V 0.527 V 0.528 V 0.53 V 0.531 V 0.533 V 0.534 V 0.535 V 0.537 V 0.538 V 0.54 V 0.54 V 0.542 V
Current at Maximum Power Point (Impp)
7.9 A 7.95 A 8 A 8.04 A 8.08 A 8.1 A 8.13 A 8.16 A 8.18 A 8.2 A 8.22 A 8.25 A 8.27 A 8.3 A 8.33 A 8.35 A
Open Circuit Voltage (Voc)
0.622 V 0.624 V 0.626 V 0.628 V 0.629 V 0.629 V 0.63 V 0.631 V 0.632 V 0.633 V 0.634 V 0.635 V 0.636 V 0.637 V 0.638 V 0.639 V
Short Circuit Current (Isc)
8.49 A 8.53 A 8.57 A 8.59 A 8.62 A 8.65 A 8.67 A 8.69 A 8.71 A 8.72 A 8.73 A 8.76 A 8.77 A 8.79 A 8.81 A 8.83 A
Cell Efficiency
16.8 % 17 % 17.2 % 17.4 % 17.5 % 17.6 % 17.7 % 17.8 % 17.9 % 18 % 18.1 % 18.2 % 18.3 % 18.4 % 18.5 % 18.6 %
Fill Factor (FF)
77.49 % 77.82 % 78.14 % 78.4 % 78.54 % 78.61 % 78.89 % 79.02 % 79.2 % 79.33 % 79.46 % 79.64 % 79.77 % 80.05 % 80.03 % 80.21 %
Thermal Ratings  
Temperature Coefficient of Pmax -0.41 %/˚C
Temperature Coefficient of Voc -0.34 %/˚C
Temperature Coefficient of Isc 0.05 %/˚C
PDF  
Download Manufacturer's PDF

Topsky Energy (HK) Limited

#26 Lane 2, Liuxian 1st Road, Xin'an, Bao'an District, Shenzhen, Guangdong
No. Staff: 150
Parent Company: 深圳拓普能源有限公司
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