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Brand range: 310W–550W
Monocrystalline
Sinotec USA LLC STS-550P-72BB
Max Power
550W
Efficiency
28.95%
Operating V
42.0V
Warranty
30Y
Technical Specifications
| Open Circuit Voltage (Voc) | 49.9V |
| Short Circuit Current (Isc) | 14A |
| Voltage at Pmax (Vmp) | 42.0V |
| Current at Pmax (Imp) | 13.11A |
| Temp. Coefficient of Pmax | -0.331%/°C |
| Dimensions | 1771 x 1073 x 35 mm |
| Weight | 23.8kg |
| NOCT | 46.8°C |
| PTC Rating | 520.1W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 26 Sinotec USA LLC models in database
FAQ
What is the max power output of the Sinotec USA LLC STS-550P-72BB?
The Sinotec USA LLC STS-550P-72BB is rated at 550W under STC (1000 W/m², 25°C, AM 1.5).
What warranty does Sinotec USA LLC provide?
Sinotec USA LLC offers a 30-year warranty for the STS-550P-72BB, reflecting confidence in long-term durability.
How efficient is the Sinotec USA LLC STS-550P-72BB?
This panel has 28.95% efficiency, which is high for commercial solar panels.
What are the dimensions and weight of the Sinotec USA LLC STS-550P-72BB?
It measures 1771 x 1073 x 35 mm and weighs 23.8kg.
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☀️ Top Performer
This Sinotec USA LLC model ranks among the brand's most efficient panels at 28.95%.
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