Compare Greensun Solar GSM285-60 vs Sunny Power SPM-22SB308

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 285 Wp

Efficiency: 17.4 %

Voltage at Maximum Power VMPP: 31.71 V

Current at Maximum Power IMPP: 9.03 A

Open Circuit Voltage VOC: 39.21 V

Short Circuit Current ISC: 9.42 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.400 %/°C

Temperature Coefficient of Voc: -0.330 %/°C

Temperature Coefficient of Isc: 0.058 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 22 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.4 V

Current at Maximum Power IMPP: 1.26 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 1.39 A

Power Tolerance Positive: unknown

Maximum System Voltage: 700 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 2.5 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown