🏭View all 58 FreeVolt models→
Brand range: 300W–590W
Monocrystalline
FreeVolt ECP-PVGRAF-HC-BF590-144MT-B
Max Power
590W
Efficiency
22.87%
Operating V
46.8V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 53.6V |
| Short Circuit Current (Isc) | 13.32A |
| Voltage at Pmax (Vmp) | 46.8V |
| Current at Pmax (Imp) | 12.62A |
| Temp. Coefficient of Pmax | -0.292%/°C |
| Dimensions | 2063 x 1250 x 35 mm |
| Weight | 32.2kg |
| NOCT | 43.2°C |
| PTC Rating | 566.6W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 58 FreeVolt models in database
FAQ
What warranty does FreeVolt provide?
FreeVolt offers a 30-year warranty for the ECP-PVGRAF-HC-BF590-144MT-B, reflecting confidence in long-term durability.
What are the dimensions and weight of the FreeVolt ECP-PVGRAF-HC-BF590-144MT-B?
It measures 2063 x 1250 x 35 mm and weighs 32.2kg.
What is the max power output of the FreeVolt ECP-PVGRAF-HC-BF590-144MT-B?
The FreeVolt ECP-PVGRAF-HC-BF590-144MT-B is rated at 590W under STC (1000 W/m², 25°C, AM 1.5).
How does temperature affect the FreeVolt ECP-PVGRAF-HC-BF590-144MT-B?
With a temp coefficient of -0.292%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
Compare This Panel
Add this FreeVolt ECP-PVGRAF-HC-BF590-144MT-B to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement
☀️ Top Performer
This FreeVolt model ranks among the brand's most efficient panels at 22.87%.
See all FreeVolt panels →