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Brand range: 200W–650W
Monocrystalline
Jinko JKM640N-66HL4M-BDV
Max Power
640W
Efficiency
23.7%
Operating V
41.3V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.9V |
| Short Circuit Current (Isc) | 16.32A |
| Voltage at Pmax (Vmp) | 41.3V |
| Current at Pmax (Imp) | 15.5A |
| Temp. Coefficient of Pmax | -0.299%/°C |
| Dimensions | 2111 x 1279 x 35 mm |
| Weight | 33.7kg |
| NOCT | 46.03°C |
| PTC Rating | 609.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 1173 Jinko models in database
FAQ
What is the max power output of the Jinko JKM640N-66HL4M-BDV?
The Jinko JKM640N-66HL4M-BDV is rated at 640W under STC (1000 W/m², 25°C, AM 1.5).
What warranty does Jinko provide?
Jinko offers a 30-year warranty for the JKM640N-66HL4M-BDV, reflecting confidence in long-term durability.
How does temperature affect the Jinko JKM640N-66HL4M-BDV?
With a temp coefficient of -0.299%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
How efficient is the Jinko JKM640N-66HL4M-BDV?
This panel has 23.7% efficiency, which is high for commercial solar panels.
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