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Brand range: 160W–740W
Monocrystalline
Phono Solar PS280P-20/U
Max Power
280W
Efficiency
17.18%
Operating V
32.1V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 39.0V |
| Short Circuit Current (Isc) | 9.25A |
| Voltage at Pmax (Vmp) | 32.1V |
| Current at Pmax (Imp) | 8.73A |
| Temp. Coefficient of Pmax | -0.435%/°C |
| Dimensions | 1640 x 994 x 35 mm |
| Weight | 20.4kg |
| NOCT | 48.1°C |
| PTC Rating | 258.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 405 Phono Solar models in database
FAQ
What are the dimensions and weight of the Phono Solar PS280P-20/U?
It measures 1640 x 994 x 35 mm and weighs 20.4kg.
What is the max power output of the Phono Solar PS280P-20/U?
The Phono Solar PS280P-20/U is rated at 280W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Phono Solar PS280P-20/U?
This panel has 17.18% efficiency, which is standard for commercial solar panels.
How long is the warranty for the Phono Solar PS280P-20/U?
The PS280P-20/U comes with a 25-year product warranty covering defects and degradation.
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📊 Brand Context
Phono Solar offers 405 solar panel models from 160W to 740W.
Browse all Phono Solar models →