| Maximum Power (Pmax) | 640W | 645W | 650W | 655W | 660W | 665W |
| Open Circuit Current (Voc) | 45.1V | 45.3V | 45.5V | 45.7V | 45.9V | 46.1V |
| Short Circuit Current (lsc) | 18.26A | 18.31A | 18.36A | 18.41A | 18.46A | 18.51A |
| Voltage at Maximum Power (Vmp) | 37.3V | 37.5V | 37.7V | 37.9V | 38.1V | 38.3V |
| Current at Maximum Power (Imp) | 17.16A | 17.21A | 17.26A | 17.31A | 17.36A | 17.41A |
| Module Efficiency(%) | 20.6 | 20.76 | 20.92 | 21.09 | 21.25 | 21.41 |
| Operating Temperature | -40°C to +85°C | |||||
| Maximum System Voltage | 1000V DC/1500V DC | |||||
| Fire Resistance Rating | Type 1(in accordance with UL1703)/Class C(IEC61730) | |||||
| Maximum Series Fuse Rating | 30A | |||||
| STC lrradiance 1000W/m², Cell temperature 25°C, AM1 5; Tolerance of Pmax 3%; Measurement Tolerance 3% | ||||||