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Brand range: 160W–740W
Monocrystalline
Phono Solar PS355M4-20/UHB
Max Power
355W
Efficiency
19.51%
Operating V
33.7V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 40.5V |
| Short Circuit Current (Isc) | 11.06A |
| Voltage at Pmax (Vmp) | 33.7V |
| Current at Pmax (Imp) | 10.61A |
| Temp. Coefficient of Pmax | -0.345%/°C |
| Dimensions | 1733 x 1050 x 35 mm |
| Weight | 22.7kg |
| NOCT | 44.8°C |
| PTC Rating | 336.8W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 405 Phono Solar models in database
FAQ
How efficient is the Phono Solar PS355M4-20/UHB?
This panel has 19.51% efficiency, which is above average for commercial solar panels.
What are the dimensions and weight of the Phono Solar PS355M4-20/UHB?
It measures 1733 x 1050 x 35 mm and weighs 22.7kg.
How long is the warranty for the Phono Solar PS355M4-20/UHB?
The PS355M4-20/UHB comes with a 25-year product warranty covering defects and degradation.
What is the max power output of the Phono Solar PS355M4-20/UHB?
The Phono Solar PS355M4-20/UHB is rated at 355W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Phono Solar offers 405 solar panel models from 160W to 740W.
Browse all Phono Solar models →