- Overview
- Product Description
- Certifications
- Our Factory
- Quality Control
- Package & Delivery
- Solar Projects
- OEM & ODM
- FAQ
Basic Info.
Product Description
| Maximum Power (Pmax/W) | 655 | 660 | 665 | 670 | 675 |
| Maximum Power Voltage (Vmp/V) | 37.60 | 37.80 | 38.00 | 38.20 | 38.4 |
| Maximum Power Current (Imp/A) | 17.42 | 17.46 | 17.50 | 17.54 | 17.58 |
| Open Circuit Voltage (Voc/V) | 45.40 | 45.60 | 45.80 | 45.80 | 46.20 |
| Short Circuit Current (Isc/A) | 18.50 | 18.55 | 18.60 | 18.65 | 18.70 |
| Module Efficiency (%) | 21.1 | 21.2 | 21.4 | 21.6 | 21.7 |
| Power Output Tolerance (W) | 0~+5W | ||||
| Temperature Coefficient of Isc | +0.05%/°C | ||||
| Temperature Coefficient of Voc | -0.28%/°C | ||||
| Temperature Coefficient of Pmax | -0.36%/°C | ||||
Smart Manufacturing
Modularized fully automated production lines enable fast delivery and cost savings. To achieve high utilization rate and efficiency, Matesolar 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 Matesolar'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. Matesolar has received certifications for Quality Management System (ISO 9001:2015), Environment Management System (ISO 14001:2015) and Occupational Health and Safety Management System (ISO45001:2018) from both DNV GL and GZCC.
Each solar PV cell string must be tested by EL machine toensure every single solar cell is perfect.
Each Solar Module must be tested by EL machine beforelamination to ensure every solar cell string is perfect.
Each Solar Module must be inspected by QC afterlamination to ensure there is no defect during.
Final EL Testing 100% ensure zero intenal electric defectfor each solar module.
Each Solar Module must be inspected by QC beforepackaging to ensure there is no defect during productionprocess.
Output power testing ensure 100% positive powertolerance and excellent power performance.
Residential
Thousands of houses around the globe are equipped with Matesolar solar panel systems, so they can now enjoy the clean power with a lower electricity bill and moreover, make profits from them.
Commercial
Either 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 Matesolar was, is, and will always be a reliable partner which you won`t regret to choose.
Utility Scale
With years of professional experience, Matesolar can provide you the perfect module product for your perfect projects so as to maximize your benefits of investments.
OEM & ODM Service
With a full array of exciting renewable energy technologies, Matesolar's strong innovation continues to help customers to meet their goals. From utilities to commercial and industrial customers, we work with the unique needs of each customer, site, and application to deliver the right products and OEM/ODM services. 
Q1: Can the product be shipped to my area?
A1: We export to most countries/regions (Centre/South America, EMEA, SEA, SSA, AU). We will check and confirm for you after you provide the region.
Q2: What about the lead time?
A2: 10 Working days for<200kW requirements, we need to negotiate if your needs ≥200kW.
Q3: How can I make payment?
A3:100% TT or maximum we can accept 30% TT in advance and 70% TT upon goods ready before shipment
Q4: what's the warranty?
A4:12 years enhanced product warranty on materials and workmanship, 25 years linear power output warranty. More detail please refer to our limited warranty statement