Compare Gokang Photoelectric Technology BL75M-12 vs Topsky Electronics TP330M-H-120

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 75 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 4.17 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 4.54 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 330 Wp

Efficiency: 19.5 %

Voltage at Maximum Power VMPP: 33.65 V

Current at Maximum Power IMPP: 9.66 A

Open Circuit Voltage VOC: 40.52 V

Short Circuit Current ISC: 10.22 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