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Brand range: 270W–630W
Monocrystalline
Sonali SS144H-390M
Max Power
390W
Efficiency
19.4%
Operating V
40.8V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49V |
| Short Circuit Current (Isc) | 10.12A |
| Voltage at Pmax (Vmp) | 40.8V |
| Current at Pmax (Imp) | 9.55A |
| Temp. Coefficient of Pmax | -0.379%/°C |
| Dimensions | 1821 x 1104 x 35 mm |
| Weight | 25.1kg |
| NOCT | 43.1°C |
| PTC Rating | 370.1W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 276 Sonali models in database
FAQ
How efficient is the Sonali SS144H-390M?
This panel has 19.4% efficiency, which is above average for commercial solar panels.
What are the dimensions and weight of the Sonali SS144H-390M?
It measures 1821 x 1104 x 35 mm and weighs 25.1kg.
How long is the warranty for the Sonali SS144H-390M?
The SS144H-390M comes with a 25-year product warranty covering defects and degradation.
What is the max power output of the Sonali SS144H-390M?
The Sonali SS144H-390M is rated at 390W under STC (1000 W/m², 25°C, AM 1.5).
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