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Brand range: 240W–640W
Monocrystalline
Silfab SIL-515QM
Max Power
515W
Efficiency
22.39%
Operating V
40.2V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 47.4V |
| Short Circuit Current (Isc) | 13.62A |
| Voltage at Pmax (Vmp) | 40.2V |
| Current at Pmax (Imp) | 12.81A |
| Temp. Coefficient of Pmax | -0.296%/°C |
| Dimensions | 1948 x 1181 x 35 mm |
| Weight | 28.8kg |
| NOCT | 44.6°C |
| PTC Rating | 492.6W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 283 Silfab models in database
FAQ
How efficient is the Silfab SIL-515QM?
This panel has 22.39% efficiency, which is high for commercial solar panels.
What warranty does Silfab provide?
Silfab offers a 30-year warranty for the SIL-515QM, reflecting confidence in long-term durability.
How does temperature affect the Silfab SIL-515QM?
With a temp coefficient of -0.296%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
What are the dimensions and weight of the Silfab SIL-515QM?
It measures 1948 x 1181 x 35 mm and weighs 28.8kg.
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