🏭View all 773 VSUN models→
Brand range: 295W–710W
Monocrystalline
VSUN VSUN520-144MH-BW
Max Power
520W
Efficiency
20.47%
Operating V
41.1V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.1V |
| Short Circuit Current (Isc) | 13.53A |
| Voltage at Pmax (Vmp) | 41.1V |
| Current at Pmax (Imp) | 12.65A |
| Temp. Coefficient of Pmax | -0.383%/°C |
| Dimensions | 2047 x 1241 x 35 mm |
| Weight | 31.8kg |
| NOCT | 45.81°C |
| PTC Rating | 488.8W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 773 VSUN models in database
FAQ
What warranty does VSUN provide?
VSUN offers a 30-year warranty for the VSUN520-144MH-BW, reflecting confidence in long-term durability.
How efficient is the VSUN VSUN520-144MH-BW?
This panel has 20.47% efficiency, which is above average for commercial solar panels.
What is the max power output of the VSUN VSUN520-144MH-BW?
The VSUN VSUN520-144MH-BW is rated at 520W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the VSUN VSUN520-144MH-BW?
It measures 2047 x 1241 x 35 mm and weighs 31.8kg.
Compare This Panel
Add this VSUN VSUN520-144MH-BW to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement