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Q SUN Limited
From €0.246 / Wp
Type: Monocrystalline
Power Range: 390 ~ 410 Wp
Region: China China
Note: Your Enquiry will be sent directly to Q SUN Limited.


● Half-cut cell technology

● 108 high-quality monocrystalline cells

● Ranging from 390 to 410 watts

● Efficiency rating of up to 21.0%

● Junction box’s internal electronics protected with an IP68 environmental protection rating

● TUV, VDE, CEC, PI-BERLIN, CE certified panel

Product Characteristics

Model No.
QN-390HT QN-395HT QN-400HT QN-405HT QN-410HT
Product Warranty 12 Years
Power Warranty 12 Years of 90% Output Power, 25 Years of 80% Output Power
Electrical Data at STC  
Maximum Power (Pmax)
390 Wp 395 Wp 400 Wp 405 Wp 410 Wp
Voltage at Maximum Power (Vmpp)
30.8 V 31 V 31.2 V 31.4 V 31.6 V
Current at Maximum Power (Impp)
12.67 A 12.75 A 12.83 A 12.9 A 12.98 A
Open Circuit Voltage (Voc)
36.7 V 36.9 V 37.1 V 37.3 V 37.5 V
Short Circuit Current (Isc)
13.56 A 13.65 A 13.73 A 13.81 A 13.88 A
Panel Efficiency
19.9 % 20.2 % 20.5 % 20.7 % 21 %
Power Tolerance (Positive)
+ 3 % + 3 % + 3 % + 3 % + 3 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
Maximum Power (Pmax)
294.9 Wp 298.6 Wp 302.3 Wp 306 Wp 309.6 Wp
Voltage at Maximum Power (Vmpp)
28.4 V 28.6 V 28.8 V 29 V 29.2 V
Current at Maximum Power (Impp)
10.38 A 10.44 A 10.5 A 10.56 A 10.62 A
Open Circuit Voltage (Voc)
34.4 V 34.6 V 34.8 V 35 V 35.2 V
Short Circuit Current (Isc)
10.93 A 10.98 A 11.04 A 11.1 A 11.16 A
Temperature 45±2 °C
  Nominal Operating Cell Temperature (NOCT): 800W/m2, AM 1.5, windspeed 1m/s,ambient temperature 20°C
Thermal Ratings  
Operating Temperature Range -45~+85 °C
Temperature Coefficient of Pmax -0.38 %/°C
Temperature Coefficient of Voc -0.289 %/°C
Temperature Coefficient of Isc 0.055 %/°C
Maximum Ratings  
Maximum System Voltage 1500 V
Series Fuse Rating 25 A
Material Data  
Panel Dimension (H/W/D) 1722x1134x30 mm
Weight 22 kg
Cell Type Monocrystalline
Cell Size 182x182 mm
Cell Number 108
Glass Type Anti-reflection Coating, Tempered
Glass Thickness 3.2 mm
Encapsulant Type EVA
Back Cover Type PET
Frame Type Anodized Aluminium Alloy
Junction Box Diodes 3
Junction Box Protection Class IP 68
Connector Type MC4
Cable Crossection 4 mm2
Cable Length 300 mm
Download Manufacturer's PDF






Q SUN Limited

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Building 1, South District, Tiankang Group, Jingba Road, Tianchang, Chuzhou, Anhui
No. Staff: 300
Note: Your Enquiry will be sent directly to Q SUN Limited.


Production (MW)/: MWp
Monocrystalline, Polycrystalline
Power Range(Wp): 370-665

Useful Contacts

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Camilla Sales Manager
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Pearl Hui Marketing
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Cloris Sales Manager
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Xue yong Domestic sales manager
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niki Sales Manager
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Mia Overseas Sales Manager
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Raul Sales Maneger
Company Description

Q-SUN(ANHUI) Co., Ltd. is an international enterprise, focusing on the R&D, production and sales of PV modules. Q-SUN is at the top level in the intelligent production and manufacturing of photovoltaic modules. Founded in 2014, Q-SUN is located in Chuzhou City, on the coast of the Yangtze River. After nearly 10 years of industrial development, Q-SUN has two global research & manufacturing centres, providing more than 1GW of high-efficiency photovoltaic modules to nearly one million users in more than 90 countries and regions around the world every year, creating a continuous stream of electricity and financial benefits for global users.

Q-SUN has nearly 300 employees and a production capacity of nearly 2GW. The two production centres have all passed ISO 9001, ISO 14001, and ISO 45001 certifications, and the manufacturing & quality management system of photovoltaic modules have passed the audit by TUV from Germany according to IEC standards, showing the company's excellent management ability and manufacturing level.

As China took the lead in announcing the start of the national carbon neutralization, carbon peak and double carbon goal in 2021, Q-SUN followed the policy, fully cooperated with the county-wide photovoltaic policy advocated by the state, as well as further optimized the R&D and application of household and industrial & commercial photovoltaic products. Q-SUN brand has also been highly recognized by customers all over the country. This reflects Q-SUN’s powerful strength as the world's leading manufacturer of high-efficiency and high-quality photovoltaic modules.

Since its establishment, Q-SUN has been adhering to the mission of "Share sunshine with the world", continuously providing excellent green energy and services to society. Relying on the advantages of scale, innovation and talents formed over a long time, it devotes itself to leading photovoltaic technology and industry and accelerating the early arrival of the "Grid-Parity Era" for solar power, to change the way human beings use energy, change the power mix of the world, and change humans beings’ lifestyle. What’s more, achieving the sustainable development of world civilization.

Let’s work together to bring solar energy into thousands of households, so that future generations can enjoy a cleaner and more beautiful world.

Product Videos

Additional Offices

South Side Of Jingliu Road,North Side Of Weisan Road, Tianchang Development Zone, Anhui Province, China



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