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Brand range: 385W–675W
Monocrystalline
Topsun Co., Ltd. TOP CLASS 540DE13
Max Power
540W
Efficiency
21.09%
Operating V
41.3V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.5V |
| Short Circuit Current (Isc) | 13.85A |
| Voltage at Pmax (Vmp) | 41.3V |
| Current at Pmax (Imp) | 13.07A |
| Temp. Coefficient of Pmax | -0.3%/°C |
| Dimensions | 2055 x 1246 x 35 mm |
| Weight | 32.0kg |
| NOCT | 46.54°C |
| PTC Rating | 513.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 90 Topsun Co., Ltd. models in database
FAQ
What warranty does Topsun Co., Ltd. provide?
Topsun Co., Ltd. offers a 30-year warranty for the TOP CLASS 540DE13, reflecting confidence in long-term durability.
How does temperature affect the Topsun Co., Ltd. TOP CLASS 540DE13?
With a temp coefficient of -0.3%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
How efficient is the Topsun Co., Ltd. TOP CLASS 540DE13?
This panel has 21.09% efficiency, which is high for commercial solar panels.
What is the max power output of the Topsun Co., Ltd. TOP CLASS 540DE13?
The Topsun Co., Ltd. TOP CLASS 540DE13 is rated at 540W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Topsun Co., Ltd. offers 90 solar panel models from 385W to 675W.
Browse all Topsun Co., Ltd. models →