Compare SunPower SPR-P17-345-COM vs ET Solar ET-M672BH420WW

Warranty Terms

Output Warranty:

25 Years of 82.6% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 345 Wp

Efficiency: 16.7 %

Voltage at Maximum Power VMPP: 42.8 V

Current at Maximum Power IMPP: 8.06 A

Open Circuit Voltage VOC: 51.5 V

Short Circuit Current ISC: 8.57 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:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 420 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 40.2 V

Current at Maximum Power IMPP: 10.45 A

Open Circuit Voltage VOC: 48.8 V

Short Circuit Current ISC: 11.04 A

Power Tolerance Positive: + 3 %

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: -0.286 %/°C

Temperature Coefficient of Isc: 0.057 %/°C

Solar Panel Attributes

Weight: 24 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Anti-reflection Coating