Compare Grealtec GAT 145 P vs Topsky Electronics TP320M-H-120

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 145 Wp

Efficiency: 14.62 %

Voltage at Maximum Power VMPP: 17.3 V

Current at Maximum Power IMPP: 8.38 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 8.89 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 12.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 33.07 V

Current at Maximum Power IMPP: 9.53 A

Open Circuit Voltage VOC: 39.93 V

Short Circuit Current ISC: 10.1 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -45~80 °C

Temperature Coefficient of Pmax: -0.3 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.066 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 350 mm

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