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Brand range: 535W–695W
Monocrystalline
SUNPLUS OPTIMUM LIMITED SR5-66NHBD-680M
Max Power
680W
Efficiency
21.86%
Operating V
39.5V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 47.6V |
| Short Circuit Current (Isc) | 17.94A |
| Voltage at Pmax (Vmp) | 39.5V |
| Current at Pmax (Imp) | 17.22A |
| Temp. Coefficient of Pmax | -0.296%/°C |
| Dimensions | 2265 x 1373 x 35 mm |
| Weight | 38.9kg |
| NOCT | 44.6°C |
| PTC Rating | 650.5W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 23 SUNPLUS OPTIMUM LIMITED models in database
FAQ
How does temperature affect the SUNPLUS OPTIMUM LIMITED SR5-66NHBD-680M?
With a temp coefficient of -0.296%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
What is the max power output of the SUNPLUS OPTIMUM LIMITED SR5-66NHBD-680M?
The SUNPLUS OPTIMUM LIMITED SR5-66NHBD-680M is rated at 680W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the SUNPLUS OPTIMUM LIMITED SR5-66NHBD-680M?
This panel has 21.86% efficiency, which is high for commercial solar panels.
What warranty does SUNPLUS OPTIMUM LIMITED provide?
SUNPLUS OPTIMUM LIMITED offers a 30-year warranty for the SR5-66NHBD-680M, reflecting confidence in long-term durability.
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