Compare GW Solar SPP280P60 vs Helli Zhanchuang Electronic Technology HL-80W

Warranty Terms

Output Warranty:

10 Years of 91.7% Output Power, 25 Years of 82.5% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 17.2 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 8.87 A

Open Circuit Voltage VOC: 38.2 V

Short Circuit Current ISC: 9.48 A

Power Tolerance Positive: + 1.5 %

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: 18.5 kg

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 3 Years

Panel Performance

Rated Power: 80 Wp

Efficiency: 12.5 %

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: + 10 %

Maximum System Voltage: unknown

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: 8 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered