Big Mono - M1

Big Sun Energy Technology Incorporation
Cell Type: Monocrystalline
Power Range: 4.711~4.857 Wp
Region: Taiwan Taiwan
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From $0.220 / Wp
  • Maximum Power: 4.41 W
  • Cell Type: Monocrystalline
  • Dimensions: 156×156 mm
  • DIAGONAL: --
  • Cell Thickness: 200 µm
  • Pmax: 4.41 W
  • Vmpp: 0.526 V
  • Impp: 8.39 A
  • Voc: 0.628 V
  • Isc: 9.03 A
  • FF: 77.82 %
  • Efficiency: 18.4 %
  • No. of Busbars: 3
  • Busbar Material: Silver
  • No. of Soldering Pads: 3
  • Soldering Pad Material: Silver, Aluminium
  • AR Coating: Silicon nitride

Product Characteristics

Model No.
1940 1950 1960 1970 1980 1990 2000
Product Characteristics  
Cell Technology Monocrystalline
Dimensions 156×156 mm
Diagonal 205±1 mm
Cell Thickness 200 ± 30 µm
Front Surface (-)  
No. of Busbars 3
Busbar Material Silver
Anti Reflection Coating Silicon nitride
Back Surface (+)  
No. of Soldering Pads 3
Soldering Pad Material Silver, Aluminium
Back Surface Field (BSF) Aluminium
Electrical Data at STC  
Maximum Power (Pmax)
4.711 W 4.735 W 4.76 W 4.784 W 4.808 W 4.833 W 4.857 W
Voltage at Maximum Power Point (Vmpp)
0.534 V 0.535 V 0.537 V 0.539 V 0.54 V 0.542 V 0.543 V
Current at Maximum Power Point (Impp)
8.875 A 8.887 A 8.899 A 8.911 A 8.923 A 8.938 A 8.952 A
Open Circuit Voltage (Voc)
0.64 V 0.64 V 0.64 V 0.64 V 0.641 V 0.641 V 0.642 V
Short Circuit Current (Isc)
9.423 A 9.428 A 9.434 A 9.439 A 9.444 A 9.452 A 9.458 A
Cell Efficiency
19.4 % 19.5 % 19.6 % 19.7 % 19.8 % 19.9 % 20 %
Fill Factor (FF)
78.59 % 78.8 % 79.15 % 79.51 % 79.6 % 79.96 % 80.05 %
Thermal Ratings  
Temperature Coefficient of Pmax -0.34 %/˚C
Temperature Coefficient of Voc -0.3 %/˚C
Temperature Coefficient of Isc 0.055 %/˚C
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Big Sun Energy Technology Incorporation

No. 458-9, Sinsing Rd., Hukou Township, Hsinchu 30353
No. Staff: 400
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Sandy Wang

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3 More Series From Big Sun Energy Technology Incorporation

  • Big Mono - M2
    4.788~4.91 Wp Monocrystalline
  • Mono - 156S
    4.634~4.777 Wp Monocrystalline
  • Big Multi
    4.19~4.48 Wp Polycrystalline