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Brand range: 250W–375W
Monocrystalline
Japan Solar JS-300U-PI72
Max Power
300W
Efficiency
15.46%
Operating V
36.0V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 44.5V |
| Short Circuit Current (Isc) | 8.85A |
| Voltage at Pmax (Vmp) | 36.0V |
| Current at Pmax (Imp) | 8.33A |
| Temp. Coefficient of Pmax | -0.448%/°C |
| Dimensions | 1789 x 1084 x 35 mm |
| Weight | 24.2kg |
| NOCT | 48.7°C |
| PTC Rating | 275.9W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 49 Japan Solar models in database
FAQ
How efficient is the Japan Solar JS-300U-PI72?
This panel has 15.46% efficiency, which is standard for commercial solar panels.
How long is the warranty for the Japan Solar JS-300U-PI72?
The JS-300U-PI72 comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Japan Solar JS-300U-PI72?
It measures 1789 x 1084 x 35 mm and weighs 24.2kg.
What is the max power output of the Japan Solar JS-300U-PI72?
The Japan Solar JS-300U-PI72 is rated at 300W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Japan Solar offers 49 solar panel models from 250W to 375W.
Browse all Japan Solar models →