Compare Rixin Technology DDM(N)390 vs Singfo Solar Technology SFM 28W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.9 %

Voltage at Maximum Power VMPP: 37.5 V

Current at Maximum Power IMPP: 10.4 A

Open Circuit Voltage VOC: 46.6 V

Short Circuit Current ISC: 10.92 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 28 kg

Cell Type: Bifacial

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 300 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 28 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.3 V

Current at Maximum Power IMPP: 1.62 A

Open Circuit Voltage VOC: 21.8 V

Short Circuit Current ISC: 1.78 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 800 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: 2.7 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown