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2BB/3BB 156*156

Topsky Electronics Technology (HK) Co., Ltd.
Price:
From €0.0917 / Wp
Cell Type: Polycrystalline
Power Range: 4.18~4.47 Wp
Region: China China
Product is no longer manufactured.

Alternative Product

From €0.0724 / Wp
  • Maximum Power: 4.47 W
  • Cell Type: Polycrystalline
  • Dimensions: 156.75×156.75 mm
  • DIAGONAL: --
  • Cell Thickness: 200 µm
  • Pmax: 4.47 W
  • Vmpp: 0.5333 V
  • Impp: 8.431 A
  • Voc: 0.6296 V
  • Isc: 8.93 A
  • FF: 79.97 %
  • Efficiency: 18.3-18.4 %
  • No. of Busbars: 5
  • Busbar Material: Silver
  • No. of Soldering Pads: 5
  • Soldering Pad Material: Silver
  • AR Coating: Silicon nitride

Product Characteristics

Model No.
1700 1720 1740 1760 1780 1800 1820
Product Characteristics  
Cell Technology Polycrystalline
Dimensions 156.75×156.75 mm
Diagonal 220 mm
Front Surface (-)  
No. of Busbars 2
Busbar Width 1.8±0.05 mm
Busbar Material Silver
Back Surface (+)  
No. of Soldering Pads 2
Electrical Data at STC  
Maximum Power (Pmax)
4.18 W 4.24 W 4.28 W 4.33 W 4.37 W 4.42 W 4.47 W
Voltage at Maximum Power Point (Vmpp)
0.509 V 0.512 V 0.515 V 0.518 V 0.52 V 0.523 V 0.526 V
Current at Maximum Power Point (Impp)
7.693 A 7.747 A 7.792 A 7.841 A 7.886 A 7.925 A 7.96 A
Open Circuit Voltage (Voc)
0.614 V 0.617 V 0.619 V 0.621 V 0.623 V 0.624 V 0.625 V
Short Circuit Current (Isc)
8.209 A 8.261 A 8.313 A 8.363 A 8.411 A 8.462 A 8.5 A
Cell Efficiency
16-16.2 % 16.2-16.4 % 16.4-16.6 % 16.6-16.8 % 16.8-17 % 17-17.2 % 17.2-17.4 %
Fill Factor (FF)
77.69 % 77.82 % 77.98 % 78.21 % 78.26 % 78.5 % 78.81 %

Topsky Electronics Technology (HK) Co., Ltd.

Room 601, Shenxin Taifeng Building, No. 86, Qianjinfirst Road, Bao'an District, Shenzhen, Guangdong
No. Staff: 52
Product is no longer manufactured.

Useful Contacts

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Charlie Sales Manager
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Christina Sales
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Julie Zhu Sales Manager
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Anne Lu Sales
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3 More Series From Topsky Electronics Technology (HK) Co., Ltd.

  • €0.110 / Wp
    156.75mm PERC...
    5.23~5.48 Wp Monocrystalline
  • 4BB Poly Cell
    4.96 Wp Polycrystalline
  • 5BB Poly Cell
    4.53 Wp Polycrystalline