Changzhou Great Solar Technology Co., Ltd.
Type: Polycrystalline
Power Range: 20 Wp
Region: China China
Note: Your Enquiry will be sent directly to Changzhou Great Solar Technology Co., Ltd..

Alternative Product

  • Cell Type: Monocrystalline
  • Dimensions: 345x605x25 mm
  • Weight: 3.5 kg
  • Cell Size: 125×125 mm
  • Glass Thickness: 3.2 mm
  • Pmax: 30 Wp
  • Vmpp: 17.5 V
  • Impp: 1.71 A
  • Voc: 21.6 V
  • Isc: 1.85 A
  • Efficiency: 19 %
  • Product Warranty: --
  • Power Warranty: --

Product Characteristics

Model No.
Product Warranty 3 Years
Power Warranty 10 Years of 90% Output Power, 25 Years of 80% Output Power
Electrical Data at STC  
Maximum Power (Pmax)
20 Wp
Voltage at Maximum Power (Vmpp)
17.2 V
Current at Maximum Power (Impp)
1.17 A
Open Circuit Voltage (Voc)
21.7 V
Short Circuit Current (Isc)
1.33 A
Panel Efficiency
10.5 %
Power Tolerance(Positive)
+ 3 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
48±2 °C
  Nominal Operating Cell Temperature (NOCT): 800W/m2, AM 1.5, windspeed 1m/s,ambient temperature 20°C
Thermal Ratings  
Operating Temperature Range -40~85 °C
Temperature Coefficient of Pmax -0.37 %/°C
Temperature Coefficient of Voc -0.34 %/°C
Temperature Coefficient of Isc 0.09 %/°C
Maximum Ratings  
Maximum System Voltage 1000 V
Material Data  
Panel Dimension (H/W/D) 530x360x25 mm
Weight 2.4 kg
Cell Type Polycrystalline
Cell Size 156×156 mm
Cell Number 36
Glass Type Tempered, Low Iron
Junction Box Protection Class IP 65

Changzhou Great Solar Technology Co., Ltd.

No. 2, Tianshan Road, Sanjing Industrial Zone, Xinbei District, Changzhou, Jiangsu
No. Staff: 200
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Changzhou Great Solar Technology Co., Ltd is located in Changzhou ,China, which is famous for the title of “a land PV industry”.

The company registered capital comes to 30 million RMB. And it specializes in the design, development, manufacturing and marketing of new energy products, with more than 10000square meters and 600 staffs.
Most of the Great-Solar products have been awarded by Chinese national certificates, TUV certificates and CE certificates. Established a complete set of internal management system, with a strict system to ensure product quality, to win customer recognition.


Production (MW)/2013: MWp
Monocrystalline, Polycrystalline
Power Range(Wp): -

Useful Contacts

Contact Face
Panny Zuo
Contact Face
William Lu Sales
Contact Face
袁国尧 国内销售经理

20 More Series From Changzhou Great Solar Technology Co., Ltd.

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