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Brand range: 250W–375W
Monocrystalline
Japan Solar JS-290M-PI60
Max Power
290W
Efficiency
17.79%
Operating V
31.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 39.7V |
| Short Circuit Current (Isc) | 9.71A |
| Voltage at Pmax (Vmp) | 31.9V |
| Current at Pmax (Imp) | 9.1A |
| Temp. Coefficient of Pmax | -0.404%/°C |
| Dimensions | 1640 x 994 x 35 mm |
| Weight | 20.4kg |
| NOCT | 48.4°C |
| PTC Rating | 269.2W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 49 Japan Solar models in database
FAQ
What is the max power output of the Japan Solar JS-290M-PI60?
The Japan Solar JS-290M-PI60 is rated at 290W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the Japan Solar JS-290M-PI60?
The JS-290M-PI60 comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Japan Solar JS-290M-PI60?
It measures 1640 x 994 x 35 mm and weighs 20.4kg.
How efficient is the Japan Solar JS-290M-PI60?
This panel has 17.79% efficiency, which is standard for commercial solar panels.
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📊 Brand Context
Japan Solar offers 49 solar panel models from 250W to 375W.
Browse all Japan Solar models →