Compare Kootatu Tech MM305T vs ET Solar ET-M672380WW

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 305 Wp

Efficiency: 15.64 %

Voltage at Maximum Power VMPP: 35.54 V

Current at Maximum Power IMPP: 8.53 A

Open Circuit Voltage VOC: 44.69 V

Short Circuit Current ISC: 8.93 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.328 %/°C

Temperature Coefficient of Isc: 0.0524 %/°C

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 380 Wp

Efficiency: 19.48 %

Voltage at Maximum Power VMPP: 40.33 V

Current at Maximum Power IMPP: 9.43 A

Open Circuit Voltage VOC: 48.9 V

Short Circuit Current ISC: 10.08 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 22.6 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: Anti-reflection Coating