Compare Einnova Solarline ESP 280 vs Wisebiz WB-20M

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 17.2 %

Voltage at Maximum Power VMPP: 31.4 V

Current at Maximum Power IMPP: 8.92 A

Open Circuit Voltage VOC: 38.2 V

Short Circuit Current ISC: 9.45 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 17.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 20 Wp

Efficiency: 10.05 %

Voltage at Maximum Power VMPP: 17.2 V

Current at Maximum Power IMPP: 1.162 A

Open Circuit Voltage VOC: 21.4 V

Short Circuit Current ISC: 1.243 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: -0.37 %/°C

Temperature Coefficient of Isc: 0.02 %/°C

Solar Panel Attributes

Weight: 3 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown