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Brand range: 300W–590W
Monocrystalline
FreeVolt ECP-PVGRAF-144HC-435W
Max Power
435W
Efficiency
20.52%
Operating V
40.8V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.4V |
| Short Circuit Current (Isc) | 11.26A |
| Voltage at Pmax (Vmp) | 40.8V |
| Current at Pmax (Imp) | 10.67A |
| Temp. Coefficient of Pmax | -0.38%/°C |
| Dimensions | 1870 x 1134 x 35 mm |
| Weight | 26.5kg |
| NOCT | 46°C |
| PTC Rating | 408.9W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 58 FreeVolt models in database
FAQ
How long is the warranty for the FreeVolt ECP-PVGRAF-144HC-435W?
The ECP-PVGRAF-144HC-435W comes with a 25-year product warranty covering defects and degradation.
How efficient is the FreeVolt ECP-PVGRAF-144HC-435W?
This panel has 20.52% efficiency, which is above average for commercial solar panels.
What is the max power output of the FreeVolt ECP-PVGRAF-144HC-435W?
The FreeVolt ECP-PVGRAF-144HC-435W is rated at 435W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the FreeVolt ECP-PVGRAF-144HC-435W?
It measures 1870 x 1134 x 35 mm and weighs 26.5kg.
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📊 Brand Context
FreeVolt offers 58 solar panel models from 300W to 590W.
Browse all FreeVolt models →