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Brand range: 255W–450W
Monocrystalline
Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh
Max Power
445W
Efficiency
20.41%
Operating V
41.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 50.1V |
| Short Circuit Current (Isc) | 11.29A |
| Voltage at Pmax (Vmp) | 41.4V |
| Current at Pmax (Imp) | 10.75A |
| Temp. Coefficient of Pmax | -0.375%/°C |
| Dimensions | 1897 x 1149 x 35 mm |
| Weight | 27.2kg |
| NOCT | 43.2°C |
| PTC Rating | 422.3W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 128 Wuxi Suntech Power Co., Ltd models in database
FAQ
How efficient is the Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh?
This panel has 20.41% efficiency, which is above average for commercial solar panels.
How long is the warranty for the Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh?
The STP445S-B72/Vnh comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh?
It measures 1897 x 1149 x 35 mm and weighs 27.2kg.
What is the max power output of the Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh?
The Wuxi Suntech Power Co., Ltd STP445S-B72/Vnh is rated at 445W under STC (1000 W/m², 25°C, AM 1.5).
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This Wuxi Suntech Power Co., Ltd model ranks among the brand's most efficient panels at 20.41%.
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