Big Multi

Big Sun Energy Technology Incorporation
Cell Type: Polycrystalline
Power Range: 4.19~4.48 Wp
Region: Taiwan Taiwan
Note: Your Enquiry will be sent directly to Big Sun Energy Technology Incorporation.

Alternative Product

From $0.250 / Wp
  • Maximum Power: 4.84 W
  • Cell Type: Monocrystalline
  • Dimensions: 156×156 mm
  • DIAGONAL: 200±0.5 mm
  • Cell Thickness: 210 µm
  • Pmax: 4.84 W
  • Vmpp: 0.541 V
  • Impp: 8.942 A
  • Voc: 0.651 V
  • Isc: 9.443 A
  • FF: 78.69 %
  • Efficiency: 19.80-19.90 %
  • No. of Busbars: 3
  • Busbar Material: Silver
  • No. of Soldering Pads: 4
  • Soldering Pad Material: Silver
  • AR Coating: Silicon nitride

Product Characteristics

Model No.
1720 1740 1760 1780 1800 1820 1840
Product Characteristics  
Cell Technology Polycrystalline
Dimensions 156×156 mm
Diagonal 220 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)
4.19 W 4.23 W 4.28 W 4.33 W 4.38 W 4.43 W 4.48 W
Voltage at Maximum Power Point (Vmpp)
0.516 V 0.535 V 0.519 V 0.522 V 0.525 V 0.529 V 0.532 V
Current at Maximum Power Point (Impp)
8.112 A 8.158 A 8.205 A 8.251 A 8.279 A 8.326 A 8.37 A
Open Circuit Voltage (Voc)
0.627 V 0.629 V 0.63 V 0.631 V 0.632 V 0.633 V 0.633 V
Short Circuit Current (Isc)
8.39 A 8.45 A 8.51 A 8.57 A 8.63 A 8.69 A 8.76 A
Cell Efficiency
17.2 % 17.4 % 17.6 % 17.8 % 18 % 18.2 % 18.4 %
Fill Factor (FF)
79.57 % 82.12 % 79.43 % 79.65 % 79.69 % 80.07 % 80.3 %
Thermal Ratings  
Temperature Coefficient of Pmax -0.37 %/˚C
Temperature Coefficient of Voc -0.32 %/˚C
Temperature Coefficient of Isc 0.05 %/˚C
Download Manufacturer's PDF

Big Sun Energy Technology Incorporation

No. 458-9, Sinsing Rd., Hukou Township, Hsinchu 30353
No. Staff: 400
Send message to this supplier

Useful Contacts

Contact Face
Luke Lu International Sales director
Contact Face
Sherry Liao

3 More Series From Big Sun Energy Technology Incorporation

  • Big Mono - M2
    4.788~4.91 Wp Monocrystalline
  • Big Mono - M1
    4.711~4.857 Wp Monocrystalline
  • Mono - 156S
    4.634~4.777 Wp Monocrystalline