Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-P672320BB vs Galaxy Energy GC140p-36

ET Solar Group

ET-P672320BB

Model: ET-P672320BB

Series: ET-P672BB 310-320

Manufacturer: ET Solar Group

Rated Power: 320 Wp

EnergyPal ET Solar Group Solar Panels ET-P672BB 310-320 ET-P672320BB
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

Galaxy Energy

GC140p-36

Model: GC140p-36

Series: GC 140-165 POLY 36-6

Manufacturer: Galaxy Energy

Rated Power: 135 Wp

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 135 Wp

Efficiency: 13.47 %

Voltage at Maximum Power VMPP: 17.9 V

Current at Maximum Power IMPP: 7.54 A

Open Circuit Voltage VOC: 21.9 V

Short Circuit Current ISC: 8.22 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 12 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, Low Iron