Compare Tecinnova International perc 305 vs ET Solar ET-M672BH425TW

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 305 Wp

Efficiency: 17.9 %

Voltage at Maximum Power VMPP: 32.94 V

Current at Maximum Power IMPP: 9.26 A

Open Circuit Voltage VOC: 39.62 V

Short Circuit Current ISC: 9.87 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.035 %/°C

Solar Panel Attributes

Weight: 19.5 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Anti-reflection Coating

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 25 Years of 82% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 425 Wp

Efficiency: 19 %

Voltage at Maximum Power VMPP: 41 V

Current at Maximum Power IMPP: 10.37 A

Open Circuit Voltage VOC: 49.4 V

Short Circuit Current ISC: 11.02 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.370 %/°C

Temperature Coefficient of Voc: -0.300 %/°C

Temperature Coefficient of Isc: 0.060 %/°C

Solar Panel Attributes

Weight: 24 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Anti-reflection Coating