Main Products: Poly-Module ,Mono-Module ,Solar System ,Solar Module
Hot selling 280w poly solar panel in stock with clearance price
USD $0.48 - $0.58 /Piece
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Business Type: Manufacturer
Suzhou Jiangsu ChinaMain Products: Poly-Module ,Mono-Module ,Solar System ,Solar ModuleProduct Details
280W Poly Solar Panel with TUV,CE certificate
Technical Data:
1. Specifications
| Cells | Polycrystalline silicon solar cells 156x156mm | |||||||
| Number of cells | 72(6×12) | |||||||
| Dimensions (mm) | 1950 x 990 x 50mm | |||||||
| Weight (kg) | 28 | |||||||
2. Electrical Characteristics
| Model |
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| Max Power Pm(W) | 260 | 270 | 280 | 290 | ||||||||
| Max Power Voltage Vm (V) | 34.8 | 35.1 | 35.2 | 35.4 | ||||||||
| Max Power Current Im (A) | 7.47 | 7.7 | 7.96 | 8.19 | ||||||||
| Open-Circuit Voltage Voc (V) | 44.2 | 44.6 | 44.8 | 44.9 | ||||||||
| Short-Circuit Current Isc (A) | 8.10 | 8.22 | 8.35 | 8.60 | ||||||||
| Cell Efficiency(%) | 14.8 | 15.4 | 16.0 | 16.6 | ||||||||
| Module Efficiency(%) | 13.9 | 14.4 | 15.0 | 15.5 | ||||||||
| Maximum System Voltage (V) | DC 1000(TUV) / DC 600(UL) | |||||||||||
| Power Tolerance(%) | 0~+3 | |||||||||||
| Series Fuse Rating (A) | 15 | |||||||||||
3. Components & Mechanical Data
| Front Glass | High Transparency Tempered Glass, 3.2mm | |||||||
| Junction Box | Pass the TUV Certificate PPO(black/IP65) | |||||||
| Output Cables | 4mm2/0.9m | |||||||
| Connectors | MC4(UV resistance and self-locking/IP67) | |||||||
| Frame | Anodized aluminum alloy type 6063-T5 | |||||||
| Encapsulation Material | EVA (0.50 ± 0.03mm thickness) | |||||||
| Back Foil | White TPT (0.32 ± 0.03mm thickness) | |||||||
| Fixing adhesive | Silicone Sealant(White) | |||||||
| Temperature Range(°C) | -40°C to +90°C | |||||||
| Max Load(Kpa) | 2.4 wind load / 5.4 snow load | |||||||
| Temperature Range(°C) | -40°C to +90°C | |||||||
4.Temperature Coefficients
| NOCT (°C) | 47±2 | |||||||
| Temperature Coefficient of Pm (%/°C) | -0.45±0.05 | |||||||
| Temperature Coefficient of Isc (%/°C) | 0.05±0.01 | |||||||
| Temperature Coefficient of Voc (%/°C) | -0.35±0.02 | |||||||
Quality assurance testing
Thermal cycling test
Thermal shock test
Thermal/Freezing and high humidity cycling test
Electrical isolation test
Hail impact test
Mechanical, wind and twist loading test
Salt mist test
Light and water-exposure test
Moist carbon dioxide/sulphur dioxide
Solar Panel Pictures show
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