Compare Risen Energy RSM72-6-390P vs Atsun ATM-20(20W)

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.8 %

Voltage at Maximum Power VMPP: 41 V

Current at Maximum Power IMPP: 9.52 A

Open Circuit Voltage VOC: 49.4 V

Short Circuit Current ISC: 10.15 A

Power Tolerance Positive: unknown

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: 0.05 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 68

Cable Length: 1200 mm

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

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 20 Wp

Efficiency: 11.5 %

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 1.11 A

Open Circuit Voltage VOC: 22 V

Short Circuit Current ISC: 1.2 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.521 %/°C

Temperature Coefficient of Voc: -0.395 %/°C

Temperature Coefficient of Isc: 0.057 %/°C

Solar Panel Attributes

Weight: 2.4 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown