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Brand range: 240W–640W
Monocrystalline
Silfab SIL-405BG
Max Power
405W
Efficiency
21.77%
Operating V
37.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 45.7V |
| Short Circuit Current (Isc) | 11.25A |
| Voltage at Pmax (Vmp) | 37.9V |
| Current at Pmax (Imp) | 10.7A |
| Temp. Coefficient of Pmax | -0.345%/°C |
| Dimensions | 1752 x 1062 x 35 mm |
| Weight | 23.3kg |
| NOCT | 45.39°C |
| PTC Rating | 383.6W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 283 Silfab models in database
FAQ
What is the max power output of the Silfab SIL-405BG?
The Silfab SIL-405BG is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the Silfab SIL-405BG?
The SIL-405BG comes with a 25-year product warranty covering defects and degradation.
How efficient is the Silfab SIL-405BG?
This panel has 21.77% efficiency, which is high for commercial solar panels.
What are the dimensions and weight of the Silfab SIL-405BG?
It measures 1752 x 1062 x 35 mm and weighs 23.3kg.
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