Compare SunPower SPR-P17-355-COM vs RITEK MM42-6RT-180

Warranty Terms

Output Warranty:

25 Years of 82.6% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 355 Wp

Efficiency: 17.2 %

Voltage at Maximum Power VMPP: 43.4 V

Current at Maximum Power IMPP: 8.18 A

Open Circuit Voltage VOC: 51.9 V

Short Circuit Current ISC: 8.68 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 23.1 kg

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

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

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 180 Wp

Efficiency: 15.48 %

Voltage at Maximum Power VMPP: 21.03 V

Current at Maximum Power IMPP: 8.72 A

Open Circuit Voltage VOC: 26.44 V

Short Circuit Current ISC: 9.08 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.423 %/°C

Temperature Coefficient of Voc: -0.298 %/°C

Temperature Coefficient of Isc: 0.088 %/°C

Solar Panel Attributes

Weight: 24.25 kg

Cell Type: Monocrystalline

Cell Count: 42

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown