Compare ET Solar Group ET-P672320BB vs Topsky Electronics TP275P-DG

Warranty Terms

Output Warranty:

25 Years of 81.9% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 16.49 %

Voltage at Maximum Power VMPP: 37.13 V

Current at Maximum Power IMPP: 8.62 A

Open Circuit Voltage VOC: 45.94 V

Short Circuit Current ISC: 9.24 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 25.7 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 30 Years of 80% Output Power

Materials Warranty: 30 Years

Panel Performance

Rated Power: 275 Wp

Efficiency: 16.8 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 8.7 A

Open Circuit Voltage VOC: 38.6 V

Short Circuit Current ISC: 9.4 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.40 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 24 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 330 mm

Glass Type: Tempered, High Transmittance, Low Iron, Double Glass