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Brand range: 165W–635W
Monocrystalline
JA Solar JAM72D20-440/MB
Max Power
440W
Efficiency
19.82%
Operating V
40.6V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.3V |
| Short Circuit Current (Isc) | 11.33A |
| Voltage at Pmax (Vmp) | 40.6V |
| Current at Pmax (Imp) | 10.84A |
| Temp. Coefficient of Pmax | -0.331%/°C |
| Dimensions | 1914 x 1160 x 35 mm |
| Weight | 27.8kg |
| NOCT | 44.22°C |
| PTC Rating | 419.1W |
📋 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 JAM72D20-440/MB?
The JAM72D20-440/MB comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the JA Solar JAM72D20-440/MB?
It measures 1914 x 1160 x 35 mm and weighs 27.8kg.
What is the max power output of the JA Solar JAM72D20-440/MB?
The JA Solar JAM72D20-440/MB is rated at 440W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the JA Solar JAM72D20-440/MB?
This panel has 19.82% efficiency, which is above average for commercial solar panels.
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📊 Brand Context
JA Solar offers 312 solar panel models from 165W to 635W.
Browse all JA Solar models →