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Brand range: 385W–675W
Monocrystalline
Topsun Co., Ltd. TOP CLASS 450DE11
Max Power
450W
Efficiency
21.03%
Operating V
34.1V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 41.3V |
| Short Circuit Current (Isc) | 13.86A |
| Voltage at Pmax (Vmp) | 34.1V |
| Current at Pmax (Imp) | 13.2A |
| Temp. Coefficient of Pmax | -0.356%/°C |
| Dimensions | 1879 x 1139 x 35 mm |
| Weight | 26.8kg |
| NOCT | 46.8°C |
| PTC Rating | 423.7W |
📋 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 is the max power output of the Topsun Co., Ltd. TOP CLASS 450DE11?
The Topsun Co., Ltd. TOP CLASS 450DE11 is rated at 450W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the Topsun Co., Ltd. TOP CLASS 450DE11?
The TOP CLASS 450DE11 comes with a 25-year product warranty covering defects and degradation.
How efficient is the Topsun Co., Ltd. TOP CLASS 450DE11?
This panel has 21.03% efficiency, which is high for commercial solar panels.
What are the dimensions and weight of the Topsun Co., Ltd. TOP CLASS 450DE11?
It measures 1879 x 1139 x 35 mm and weighs 26.8kg.
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📊 Brand Context
Topsun Co., Ltd. offers 90 solar panel models from 385W to 675W.
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