Compare SunPower SPR-X20-445-COM vs Great Energy SL280-24M305

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 445 Wp

Efficiency: 20.6 %

Voltage at Maximum Power VMPP: 76.5 V

Current at Maximum Power IMPP: 5.82 A

Open Circuit Voltage VOC: 90 V

Short Circuit Current ISC: 6.24 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: 25.4 kg

Cell Type: Monocrystalline

Cell Count: 128

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: 1230 mm

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

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 305 Wp

Efficiency: 15.7 %

Voltage at Maximum Power VMPP: 36.3 V

Current at Maximum Power IMPP: 8.4 A

Open Circuit Voltage VOC: 45.1 V

Short Circuit Current ISC: 9.26 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 27 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered