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High quality but competitive price solar panels

FOB Price: US $0.5 - 0.8 / Watt Get Latest Price
Min.Order Quantity: 20 Piece/Pieces
Port: Shanghai
Payment Terms: T/T
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Quick Details

Place of Origin:
China (Mainland)
Brand Name:
Great solar
Model Number:
250W poly solar panel
Output Voltage (V):


High quality
Competitive price

GSMG-250M Series      
Electric Characteristics      
Max-power voltage Vmp(V)28.929.529.730.130.430.7
Max-power current Imp(A)7.627.87.927.988.068.15
Open-circuit voltage Voc(V)36.336.636.736.937.137.3
Short-circuit current Isc(A)8.568.678.718.778.818.85
Max-power Pm(w)220230235240245250
STC:Irrandiance 1000W/m2,Cell temperature 25°C,AM=1.5
 Mechanical Characteristics   
 Tolerance           ±3%   
 Cell                     Polycrystalline solar cells  
 No.of cells           60(6x10) solar cells                                                     
 Dimension         1650*992*45mm                                                             
 Cable type           4mm2   
 Connector           MC4   
 Junction box       IP65   
 Glass type           Low Iron,tempered glass,3.2mm thickness 
 Weight               19.0Kg   
 Operating Conditions   
 Operating Temperature                               -40~+85°C 
 Storage Temperature                                 -40~+85°C       
 Maximum system voltage                             DC1000V 
 Temperature and Coefficients  
 NOCT                                                           48°C ±2°C 
 Temperature coefficient of Voc(%/K)                 -0.34 
 Temperature coefficient of Isc(%/K)                     0.09 
 Power temperature coefficient(%/K)                   -0.37 
 Carton                         2 pcs/carton  
 Pallet                           20cartons/pallet  
 Loading Capacity         254pcs/20,GP; 560pcs/40,GP 
 Quality and Warranty   
 Peak power of single module is guaranteed in ±3%  
 5 years limited warranty on material and workmanship 
 Limited power warranty :10 years 90% and 25 years 80% 
 limited warranty for minimum power output  


















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Our company specializes in the design, development, manufacture and marketing of new energy products. Our goal is "to create a harmonious living environment, to promote new energy products, such as solar panels and solar street lights, to improve energy efficiency and reduce the carbon emissions".

We are located in the city of Changzhou, Jiangsu Province, which has both excellent transportation links and beautiful scenery. Our staff members have many years of experience in designing and ... View detail

Basic Information

Product/Service (We Sell): Solar Panel,Solar Home System,Solar Light  
Number of Employees: 51 - 100 People  

Trade & Market

Main Markets: North America
South America
Eastern Europe
Southeast Asia
Mid East
Western Europe
South Asia
Total Annual Sales Volume: US$5 Million - US$10 Million  
Export Percentage: 91% - 100%  

Factory Information

Factory Size (Sq.meters): 3,000-5,000 square meters  
Factory Location: No. 2, Tianshan Road, Sanjing Industrial Zone, Xinbei District, Changzhou City, Jiangsu Province, China  
Number of R&D Staff: Less than 5 People  
Number of QC Staff: Less than 5 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered  

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China (Mainland) | Manufacturer | Contact Details
Experience: Established 2010

Communicate with Supplier:

Ms. Caroline Cheng
Ms. Caroline Cheng:
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