Silfab
SIL-390NU
TIER 2
Monocrystalline
390
Pmax (W)
19.9%
Efficiency
—
Voc
25Y
Warranty
Technical Specifications
| Brand | Silfab |
| Model | SIL-390NU |
| Max Power (Pmax) | 390W |
| Efficiency | 19.9% |
| Cell Type | Monocrystalline |
Standard Efficiency: At 19.9% efficiency, this offers a solid balance between cost per watt and energy output.
📋 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-390NU?
Dimensions vary by configuration.
What is the max power output of the Silfab SIL-390NU?
The Silfab SIL-390NU is rated at 390W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Silfab SIL-390NU?
This panel has 19.9% efficiency, which is standard efficiency for commercial solar panels.
How long is the warranty for the Silfab SIL-390NU?
The SIL-390NU comes with a 25-year product warranty covering defects and degradation.