Sunpal PV Panel 400W 415W 420W OEM Wholesale Price Black Solar Panels China Manufactures

• Customization: Available
• After-sales Service: 12 Years
• Warranty: 25 Years
• Model NO.: SP425M-54H
• Application: Industrial
• Condition: New
• Certification: EST, ISO, CB, CE, TUV
• Material: Monocrystalline Silicon
• Certificate: CE / CB / TUV
• Cell Type: Black Mono Perc Half Cell
• Keyword: Sunpal Monocrystalline Solar Panel
• Frame: Anodized Aluminium Alloy
• Operate Temperature: -40~+85
• Maximum System Voltage: DC1500V
• OEM Order: Provide Custom Products
• Weight: 20.8kg
• Transport Package: Cartons with Pallets
• Specification: 1722 x 1134 x 35mm
• Trademark: Sunpal
• Origin: China
• Production Capacity: 50000

Product Description

 

Product Description

Maximum Power (Pmax/W)	405		410	415		420		425
Open Circuit Voltage (Voc/V)	37.06		37.14	37.22		37.3		37.38
Short Circuit Current (Isc/A)	13.85		13.92	13.99		14.06		14.13
Voltage at Maximum Power (Vmp/V)	30.52		30.62	30.72		30.82		30.92
Current at Maximum Power (Imp/A)	13.27		13.39	13.51		13.63		13.75
Module Efficiency(%)	20.75		21	21.26		21.51		21.76
Temperature Coefficient of Isc	+0.04%/°C
Temperature Coefficient of Voc	-0.25%/°C
Temperature Coefficient of Pmax	-0.34%/°C

 

 

Certifications

Smart Manufacturing

Modularized fully automated production lines enable fast delivery and cost savings. To achieve high utilization rate and efficiency, SunPal divided the whole production chain into separate but closely united automated production sectors.

Over 40 patents are applied on production process optimization, which could effectively avoid manual errors and make sure all the production processes from raw material inspection to packing are all monitored online and saved for later use. This system ensures that the materials from the beginning of production to the packaging is all monitored online.

Quality Control

Stringent quality control is the cornerstone of SunPal's manufacturing. Our customers have come to expect uncompromising quality standards in our products. To meet this expectation of high quality, we continue to invest in state-of-the art equipment and professional training of our employees . We are proud of our product quality and their reliable performance even in the most extreme conditions.

Solar Cell String EL Testing

Each solar PV cell string must be tested by EL machine to ensure every single solar cell is perfect.

EL Testing Before Lamination

Each Solar Module must be tested by EL machine before lamination to ensure every solar cell string is perfect.

Appearance Inspection After Lamination

Each Solar Module must be inspected by QC after lamination to ensure there is no defect during lamination.

Final EL Testing

Final EL Testing 100% ensure zero intenal electric defect for each solar module.

 

Output Power Testing

Output power testing ensure 100% positive power tolerance and excellent power performance.

Final Appearance Inspection

Each Solar Module must be inspected by QC before packaging to ensure there is no defect during production process.

Professional Packing

Global Project Case
 

Utility ScaleWith years of professional experience, SunPal can provide you the perfect module product for your perfect projects so as to maximize your benefits of investments.

CommercialEither self-consumption or selling to the grid, commercial projects provide system owners with a new way of investment, in which module plays a key role. And SunPal was, is, and will always be a reliable partner which you won`t regret to choose.

Residential

Thousands of houses around the globe are equipped with SunPal solar panel systems, so they can now enjoy the clean power with a lower electricity bill and moreover, make profits from them.

OEM & ODM Services

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