Compare GTC Güneş Sanayi M305 vs Great Energy SL220-20M260

Warranty Terms

Output Warranty:

30 Years of 85% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 305 Wp

Efficiency:

Voltage at Maximum Power VMPP: 32.955 V

Current at Maximum Power IMPP: 9.255 A

Open Circuit Voltage VOC: 39.98 V

Short Circuit Current ISC: 9.907 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 19.8 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered, Low Iron, Double Glass

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 260 Wp

Efficiency: 16 %

Voltage at Maximum Power VMPP: 30.9 V

Current at Maximum Power IMPP: 8.41 A

Open Circuit Voltage VOC: 37.3 V

Short Circuit Current ISC: 9.01 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: -0.36 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered