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Brand range: 255W–450W
Monocrystalline
Wuxi Suntech Power Co., Ltd STP270S-20/Wfw
Max Power
270W
Efficiency
16.67%
Operating V
31V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.8V |
| Short Circuit Current (Isc) | 9.23A |
| Voltage at Pmax (Vmp) | 31V |
| Current at Pmax (Imp) | 8.71A |
| Temp. Coefficient of Pmax | -0.447%/°C |
| Dimensions | 1635 x 991 x 35 mm |
| Weight | 20.3kg |
| NOCT | 45°C |
| PTC Rating | 251.9W |
📋 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 long is the warranty for the Wuxi Suntech Power Co., Ltd STP270S-20/Wfw?
The STP270S-20/Wfw comes with a 25-year product warranty covering defects and degradation.
How efficient is the Wuxi Suntech Power Co., Ltd STP270S-20/Wfw?
This panel has 16.67% efficiency, which is standard for commercial solar panels.
What is the max power output of the Wuxi Suntech Power Co., Ltd STP270S-20/Wfw?
The Wuxi Suntech Power Co., Ltd STP270S-20/Wfw is rated at 270W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the Wuxi Suntech Power Co., Ltd STP270S-20/Wfw?
It measures 1635 x 991 x 35 mm and weighs 20.3kg.
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📊 Brand Context
Wuxi Suntech Power Co., Ltd offers 128 solar panel models from 255W to 450W.
Browse all Wuxi Suntech Power Co., Ltd models →