Compare ET Solar Group ET-P648210WW/WB vs SunPower SPR-E20-327-COM

Warranty Terms

Output Warranty:

25 Years of 81.9% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 210 Wp

Efficiency: 15.99 %

Voltage at Maximum Power VMPP: 24.5 V

Current at Maximum Power IMPP: 8.57 A

Open Circuit Voltage VOC: 30.34 V

Short Circuit Current ISC: 9.17 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 15 kg

Cell Type: Polycrystalline

Cell Count: 48

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

25 Years of 92% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 327 Wp

Efficiency: 20.1 %

Voltage at Maximum Power VMPP: 54.7 V

Current at Maximum Power IMPP: 5.98 A

Open Circuit Voltage VOC: 64.9 V

Short Circuit Current ISC: 6.46 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: -0.35 %/°C

Temperature Coefficient of Voc: -0.37 %/°C

Temperature Coefficient of Isc: 0.02 %/°C

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