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Brand range: 205W–670W
Monocrystalline
GermanSolar USA Inc. GSM-390W
Max Power
390W
Efficiency
19.7%
Operating V
41.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.9V |
| Short Circuit Current (Isc) | 10.1A |
| Voltage at Pmax (Vmp) | 41.4V |
| Current at Pmax (Imp) | 9.42A |
| Temp. Coefficient of Pmax | -0.397%/°C |
| Dimensions | 1807 x 1095 x 35 mm |
| Weight | 24.7kg |
| NOCT | 43.8°C |
| PTC Rating | 368.3W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 151 GermanSolar USA Inc. models in database
FAQ
How efficient is the GermanSolar USA Inc. GSM-390W?
This panel has 19.7% efficiency, which is above average for commercial solar panels.
What are the dimensions and weight of the GermanSolar USA Inc. GSM-390W?
It measures 1807 x 1095 x 35 mm and weighs 24.7kg.
How long is the warranty for the GermanSolar USA Inc. GSM-390W?
The GSM-390W comes with a 25-year product warranty covering defects and degradation.
What is the max power output of the GermanSolar USA Inc. GSM-390W?
The GermanSolar USA Inc. GSM-390W is rated at 390W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
GermanSolar USA Inc. offers 151 solar panel models from 205W to 670W.
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