Compare ET Solar Group ET-M660295WW/WB vs Suntech Power STP390S-A72/ Pfh+

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 295 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 32.35 V

Current at Maximum Power IMPP: 9.12 A

Open Circuit Voltage VOC: 39.78 V

Short Circuit Current ISC: 9.65 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

30 Years of 83% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.2 %

Voltage at Maximum Power VMPP: 40.3 V

Current at Maximum Power IMPP: 9.68 A

Open Circuit Voltage VOC: 48.1 V

Short Circuit Current ISC: 10.5 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.304 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 27 kg

Cell Type: Bifacial

Cell Count: 144

Glass Thickness: unknown

Juntion Box Protection Class: IP 68

Cable Length: 1400 mm

Glass Type: Tempered