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Brand range: 255W–450W
Monocrystalline
Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb
Max Power
325W
Efficiency
19.94%
Operating V
33.1V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 40.7V |
| Short Circuit Current (Isc) | 10.18A |
| Voltage at Pmax (Vmp) | 33.1V |
| Current at Pmax (Imp) | 9.82A |
| Temp. Coefficient of Pmax | -0.353%/°C |
| Dimensions | 1640 x 994 x 35 mm |
| Weight | 20.4kg |
| NOCT | 46.6°C |
| PTC Rating | 306.3W |
📋 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 long is the warranty for the Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb?
The STP325S-A20/Wfb comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb?
It measures 1640 x 994 x 35 mm and weighs 20.4kg.
How efficient is the Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb?
This panel has 19.94% efficiency, which is above average for commercial solar panels.
What is the max power output of the Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb?
The Wuxi Suntech Power Co., Ltd STP325S-A20/Wfb is rated at 325W under STC (1000 W/m², 25°C, AM 1.5).
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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 →