Compare Powitt Solar PEH-390M vs Qixin Solar Electrical Appliance 255

Warranty Terms

Output Warranty:

30 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.7 %

Voltage at Maximum Power VMPP: 40.4 V

Current at Maximum Power IMPP: 9.66 A

Open Circuit Voltage VOC: 48.2 V

Short Circuit Current ISC: 10.17 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: PERC

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 285 mm

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 255 Wp

Efficiency: 15.67 %

Voltage at Maximum Power VMPP: 32.46 V

Current at Maximum Power IMPP: 7.86 A

Open Circuit Voltage VOC: 38.2 V

Short Circuit Current ISC: 8.41 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

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: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered