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Brand range: 205W–670W
Monocrystalline
GermanSolar USA Inc. GSM-420W-H
Max Power
420W
Efficiency
19.0%
Operating V
39.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.3V |
| Short Circuit Current (Isc) | 11.06A |
| Voltage at Pmax (Vmp) | 39.9V |
| Current at Pmax (Imp) | 10.52A |
| Temp. Coefficient of Pmax | -0.371%/°C |
| Dimensions | 1910 x 1157 x 35 mm |
| Weight | 27.6kg |
| NOCT | 43.9°C |
| PTC Rating | 398.0W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 151 GermanSolar USA Inc. models in database
FAQ
What is the max power output of the GermanSolar USA Inc. GSM-420W-H?
The GermanSolar USA Inc. GSM-420W-H is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the GermanSolar USA Inc. GSM-420W-H?
This panel has 19.0% efficiency, which is above average for commercial solar panels.
How long is the warranty for the GermanSolar USA Inc. GSM-420W-H?
The GSM-420W-H comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the GermanSolar USA Inc. GSM-420W-H?
It measures 1910 x 1157 x 35 mm and weighs 27.6kg.
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📊 Brand Context
GermanSolar USA Inc. offers 151 solar panel models from 205W to 670W.
Browse all GermanSolar USA Inc. models →