Compare SunPower SPR-X22-370 vs Atsun ATM-20(20W)

Warranty Terms

Output Warranty:

10 Years of 96% Output Power, 25 Years of 92% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 370 Wp

Efficiency: 22.7 %

Voltage at Maximum Power VMPP: 59.1 V

Current at Maximum Power IMPP: 6.26 A

Open Circuit Voltage VOC: 69.5 V

Short Circuit Current ISC: 6.66 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.29 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

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

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