Compare ET Solar Group ET-M672325WW/WB vs PolyCrown Solar Tech NS-310S6

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 325 Wp

Efficiency: 16.75 %

Voltage at Maximum Power VMPP: 37.11 V

Current at Maximum Power IMPP: 8.76 A

Open Circuit Voltage VOC: 46.54 V

Short Circuit Current ISC: 9.11 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: 25.7 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 310 Wp

Efficiency: 16.23 %

Voltage at Maximum Power VMPP: 37.59 V

Current at Maximum Power IMPP: 8.28 A

Open Circuit Voltage VOC: 44.8 V

Short Circuit Current ISC: 9.26 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.346 %/°C

Temperature Coefficient of Isc: 0.036 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

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