Compare GMA Solar GMA 80-36 vs Engcotec HG-280S

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 80 Wp

Efficiency: 13.5 %

Voltage at Maximum Power VMPP: 17.2 V

Current at Maximum Power IMPP: 4.65 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 5.14 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 8 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 25 Years of 80% Output Power

Materials Warranty: 5 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 16.1 %

Voltage at Maximum Power VMPP: 36.8 V

Current at Maximum Power IMPP: 7.65 A

Open Circuit Voltage VOC: 44.8 V

Short Circuit Current ISC: 8.36 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.490 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.050 %/°C

Solar Panel Attributes

Weight: 23.6 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron