Compare Green Energy Power Bb+280 vs ET Solar ET-M660310WW

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 17.1 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 8.86 A

Open Circuit Voltage VOC: 38.5 V

Short Circuit Current ISC: 9.41 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.410 %/°C

Temperature Coefficient of Voc: -0.340 %/°C

Temperature Coefficient of Isc: 0.060 %/°C

Solar Panel Attributes

Weight: 18.3 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

12 Years of 95% Output Power, 25 Years of 88% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 310 Wp

Efficiency: 18.94 %

Voltage at Maximum Power VMPP: 32.98 V

Current at Maximum Power IMPP: 9.4 A

Open Circuit Voltage VOC: 40.75 V

Short Circuit Current ISC: 9.86 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.8 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 90 mm

Glass Type: Anti-reflection Coating