Compare Greensun Solar GSM390-72 vs Sungold Solar SGM-FL-20W/20V

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.67 %

Voltage at Maximum Power VMPP: 41.1 V

Current at Maximum Power IMPP: 9.49 A

Open Circuit Voltage VOC: 49.3 V

Short Circuit Current ISC: 10.12 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.058 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: PERC

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 19.8 V

Current at Maximum Power IMPP: 0.97 A

Open Circuit Voltage VOC: 23.4 V

Short Circuit Current ISC: 1.03 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 45 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 0.6 kg

Cell Type: Monocrystalline

Cell Count: 32

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown