The LONGi LR7-72HVHF-640M is a 640 W solar panel featuring HPBC cell technology. Below are the verified electrical and thermal specifications extracted from the manufacturer datasheet.
| Model | Power | Voc | Isc |
|---|---|---|---|
LR7-72HVHF-640MCurrent | 640 W | 53.7 V | 15.13 A |
| 645 W | 53.8 V |
| 15.21 A |
| 655 W | 54 V | 15.37 A |
| 660 W | 54.1 V | 15.45 A |
| 665 W | 54.2 V | 15.52 A |
| 670 W | 54.3 V | 15.6 A |