🏭View all 283 Silfab models→
Brand range: 240W–640W
Monocrystalline
Silfab SIL-420NU
Max Power
420W
Efficiency
21.43%
Operating V
41.0V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.5V |
| Short Circuit Current (Isc) | 10.81A |
| Voltage at Pmax (Vmp) | 41.0V |
| Current at Pmax (Imp) | 10.25A |
| Temp. Coefficient of Pmax | -0.409%/°C |
| Dimensions | 1798 x 1090 x 35 mm |
| Weight | 24.5kg |
| NOCT | 44.3°C |
| PTC Rating | 395.2W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 283 Silfab models in database
FAQ
What are the dimensions and weight of the Silfab SIL-420NU?
It measures 1798 x 1090 x 35 mm and weighs 24.5kg.
What is the max power output of the Silfab SIL-420NU?
The Silfab SIL-420NU is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Silfab SIL-420NU?
This panel has 21.43% efficiency, which is high for commercial solar panels.
How long is the warranty for the Silfab SIL-420NU?
The SIL-420NU comes with a 25-year product warranty covering defects and degradation.
Compare This Panel
Add this Silfab SIL-420NU to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement