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Brand range: 240W–640W
Monocrystalline
Silfab SIL-405HC+
Max Power
405W
Efficiency
21.09%
Operating V
38.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 45.5V |
| Short Circuit Current (Isc) | 11A |
| Voltage at Pmax (Vmp) | 38.9V |
| Current at Pmax (Imp) | 10.41A |
| Temp. Coefficient of Pmax | -0.402%/°C |
| Dimensions | 1780 x 1079 x 35 mm |
| Weight | 24.0kg |
| NOCT | 46.3°C |
| PTC Rating | 378.9W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 283 Silfab models in database
FAQ
How long is the warranty for the Silfab SIL-405HC+?
The SIL-405HC+ comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Silfab SIL-405HC+?
It measures 1780 x 1079 x 35 mm and weighs 24.0kg.
What is the max power output of the Silfab SIL-405HC+?
The Silfab SIL-405HC+ is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Silfab SIL-405HC+?
This panel has 21.09% efficiency, which is high for commercial solar panels.
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