Compare Yingli YL270P-29b vs Win Solar WNS 280 P60

Warranty Terms

Output Warranty:

10 Years of 91.2% Output Power, 25 Years of 80.7% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.5 %

Voltage at Maximum Power VMPP: 30.7 V

Current at Maximum Power IMPP: 8.8 A

Open Circuit Voltage VOC: 37.9 V

Short Circuit Current ISC: 9.27 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 83% Output Power

Materials Warranty: 13 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 17.21 %

Voltage at Maximum Power VMPP: 31.5 V

Current at Maximum Power IMPP: 8.89 A

Open Circuit Voltage VOC: 38.6 V

Short Circuit Current ISC: 9.31 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.408 %/°C

Temperature Coefficient of Voc: -0.292 %/°C

Temperature Coefficient of Isc: 0.045 %/°C

Solar Panel Attributes

Weight: 18 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Anti-reflection Coating