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POLY 157

POLY 157

Daqo Group Co., Ltd.
Cell Type: Polycrystalline
Power Range: 3.948~4.668 Wp
Region: China China
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Alternative Product

P157 5BB Poly ...

Centro Energy
  • Maximum Power: 4.72 W
  • Cell Type: Polycrystalline
  • Dimensions: --
  • DIAGONAL: --
  • Cell Thickness: 160 µm
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Product Characteristics

Model No.
18.5% 18.7% 18.8% 18.9% >19.0%
Product Characteristics  
Cell Technology Polycrystalline
Dimensions 156.75×156.75 mm
Cell Thickness 220 ± 20 µm
Front Surface (-)  
No. of Busbars 5
Busbar Width 0.7±0.1 mm
Busbar Material Silver
Anti Reflection Coating Silicon nitride
Back Surface (+)  
No. of Soldering Pads 5
Soldering Pad Width 1.8±0.3 mm
Soldering Pad Material Aluminium
Back Surface Field (BSF) Aluminium
Electrical Data at STC  
Maximum Power (Pmax)
4.545 W 4.594 W 4.619 W 4.643 W 4.668 W
Voltage at Maximum Power Point (Vmpp)
0.5449 V 0.5476 V 0.5491 V 0.5493 V 0.5496 V
Current at Maximum Power Point (Impp)
8.3511 A 8.397 A 8.4121 A 8.453 A 8.4936 A
Open Circuit Voltage (Voc)
0.6372 V 0.6396 V 0.6407 V 0.6409 V 0.641 V
Short Circuit Current (Isc)
8.818 A 8.864 A 8.887 A 8.919 A 8.959 A
Cell Efficiency
18.5-18.6 % 18.7-18.8 % 18.8-18.9 % 18.9-19.0 % 19.0-19.1 %
Fill Factor (FF)
80.89 % 81.11 % 81.12 % 81.23 % 81.29 %
PDF  
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