Compare ET Solar Group ET-M660270BB vs Wisebiz WB-265P

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.6 %

Voltage at Maximum Power VMPP: 30.83 V

Current at Maximum Power IMPP: 8.76 A

Open Circuit Voltage VOC: 38.68 V

Short Circuit Current ISC: 9.12 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 265 Wp

Efficiency: 13.66 %

Voltage at Maximum Power VMPP: 34.9 V

Current at Maximum Power IMPP: 7.6 A

Open Circuit Voltage VOC: 44.3 V

Short Circuit Current ISC: 8.13 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.034 %/°C

Solar Panel Attributes

Weight: 24.5 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown