High efficiency Polycrystalline 300w 310w 320w solar panel
Best Price & High Quality 5W 10W 15W 20W 30W 40W 45W 50w 80w 100w 120w 150w 180w 200w 250W 300W 310W Poly Mono Solar Panels From Shenzhen & Dongguan Factory. we are the solar panel manufacturer
We are the solar panel system manufacturer
We have over 20 years experiences in the solar field,we are professional!
We own 4 factories which product solar panel,led,solar power system,cost effective!
we can produce customized Solar system according to different customer's requirement, Our Company Annual Capacity is more than 100000 sets.
More product information,welcome to contact us.
1.Bypass diode minimizes the power drop by shade. 2.The conversion efficiency of solar panel is about 18%.
3.Adapt the severest enviromental conditions
4. Waterproof. Perfect for grid applications and off-grid applications.
5.Our solar panel enjoys a good reputation in Southeast Asia, Middle East, Africa,and Australia, such as India,Janpan,Pakistan,Nigeria,Dubai,Panama and so on.
Operating Temperature:-40°C to +80°C
Standard Test Conditions: Irradiance of 1000W per sq.m., Am=1.5 and 25+/-2°C cell temperature
SAKO 310W/36V Poly Crystalline Solar Panel
FOB Shenzhen based on the order amount USD 10000 or above, otherwise the Price term is EXW
Within 10 year, the output power is not less than 90.20% of the minium peak power shown in STC list. Within 25 years, the output power is not less than 78.60% of the minium peak power shown in STC list.
Electrical performance parameter(STC)
The Rated Peak power (Pmax)
The Rated voltage(Vmp)
The Rated current (Imp)
Open circuit voltage(Voc)
Short-circuit current (Isc)
Standard test conditions
Standard test condition (STC) : solar radiation flux 1000W/m2, atmospheric parameter 1.5, module temperature 25℃.25℃ 1000W
Peak power Temperature area(Voc)
Open voltage Temperature area Voc(Voc)
Short-circuit current Temperature Isc(Isc)
System integration parameters
Maximum system voltage
Maximum reverse current
Fuse current rating
Solar module size(mm)
1960x990x40 mm (Length*Width*Thickness)
Poly Crystalline Solar Panel
golden shield tempered low iron solar glass
Thickness of glass
50mm Aluminum frame
International Standard junction box,IP 65
4 mm2 * 900 mm cable with MC4 connector
Cetificates and standards
CE(Already)/TUV(planning), EN 61215:2005 EN 61730-1:2007+A1:2013+A11:2014 EN 61730-2: 2007+ A1:2015 IEC 61215:2005 IEC 61730-1:2007+A1:2013+A2:2014 IEC 61730-2: 2007+ A1:2015
Packaging & Shipping
Q1.May I visit your factory?
A1.Yes,welcome to visit our factory.Please inform us,we will show you the way to our factory
Q2.Can I be agent in our country?
A2Yes,please contact our sales staff for the details.
Q3.What is the delivery time of solar panel
A3Sample in 7 days,bulk order in 30 days.
Q4.Could you print our logo on product and package