Compare Gokang Photoelectric Technology BL75M-12 vs Greensun Solar GSM420-144

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 75 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 4.17 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 4.54 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 420 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 40.2 V

Current at Maximum Power IMPP: 10.45 A

Open Circuit Voltage VOC: 48.8 V

Short Circuit Current ISC: 11.04 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: 24 kg

Cell Type: PERC

Cell Count: 144

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown