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Brand range: 165W–635W
Monocrystalline
JA Solar JAM72D20-445/MB
Max Power
445W
Efficiency
20.05%
Operating V
40.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.5V |
| Short Circuit Current (Isc) | 11.38A |
| Voltage at Pmax (Vmp) | 40.9V |
| Current at Pmax (Imp) | 10.88A |
| Temp. Coefficient of Pmax | -0.331%/°C |
| Dimensions | 1914 x 1160 x 35 mm |
| Weight | 27.8kg |
| NOCT | 44.22°C |
| PTC Rating | 423.8W |
📋 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 JAM72D20-445/MB?
The JAM72D20-445/MB comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the JA Solar JAM72D20-445/MB?
It measures 1914 x 1160 x 35 mm and weighs 27.8kg.
How efficient is the JA Solar JAM72D20-445/MB?
This panel has 20.05% efficiency, which is above average for commercial solar panels.
What is the max power output of the JA Solar JAM72D20-445/MB?
The JA Solar JAM72D20-445/MB is rated at 445W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
JA Solar offers 312 solar panel models from 165W to 635W.
Browse all JA Solar models →