Compare Yingli YL435D-40d 1/2 vs SunPower SPR-X21-350-BLK-AC

Warranty Terms

Output Warranty:

10 Years of 91% Output Power, 25 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 435 Wp

Efficiency: 20 %

Voltage at Maximum Power VMPP: 40.7 V

Current at Maximum Power IMPP: 10.68 A

Open Circuit Voltage VOC: 49.3 V

Short Circuit Current ISC: 11.26 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 23.5 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 400 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

10 Years of 96% Output Power, 25 Years of 92% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 350 Wp

Efficiency: 21.5 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 6.11 A

Open Circuit Voltage VOC: 68.2 V

Short Circuit Current ISC: 6.5 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.29 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Anti-reflection Coating, High Transmittance