Compare Xinjing XJ280P660 vs Powitt Solar PHC-390M

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

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: 38.3 V

Short Circuit Current ISC: 9.38 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

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: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

30 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.2 %

Voltage at Maximum Power VMPP: 41.1 V

Current at Maximum Power IMPP: 9.49 A

Open Circuit Voltage VOC: 49.3 V

Short Circuit Current ISC: 10.12 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: 22.8 kg

Cell Type: Monocrystalline

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