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Brand range: 165W–635W
Monocrystalline
JA Solar JAM78D10-445/MB
Max Power
445W
Efficiency
20.7%
Operating V
45.0V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 53.3V |
| Short Circuit Current (Isc) | 10.42A |
| Voltage at Pmax (Vmp) | 45.0V |
| Current at Pmax (Imp) | 9.9A |
| Temp. Coefficient of Pmax | -0.329%/°C |
| Dimensions | 1883 x 1142 x 35 mm |
| Weight | 26.9kg |
| NOCT | 45.36°C |
| PTC Rating | 422.6W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 312 JA Solar models in database
FAQ
How long is the warranty for the JA Solar JAM78D10-445/MB?
The JAM78D10-445/MB comes with a 25-year product warranty covering defects and degradation.
How efficient is the JA Solar JAM78D10-445/MB?
This panel has 20.7% efficiency, which is above average for commercial solar panels.
What is the max power output of the JA Solar JAM78D10-445/MB?
The JA Solar JAM78D10-445/MB is rated at 445W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the JA Solar JAM78D10-445/MB?
It measures 1883 x 1142 x 35 mm and weighs 26.9kg.
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📊 Brand Context
JA Solar offers 312 solar panel models from 165W to 635W.
Browse all JA Solar models →