Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M672330BB vs Galaxy Energy GS215mTs-54

ET Solar Group

ET-M672330BB

Model: ET-M672330BB

Series: ET-M672BB 320-340

Manufacturer: ET Solar Group

Rated Power: 330 Wp

EnergyPal ET Solar Group Solar Panels ET-M672BB 320-340 ET-M672330BB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 330 Wp

Efficiency: 17.01 %

Voltage at Maximum Power VMPP: 37.55 V

Current at Maximum Power IMPP: 8.79 A

Open Circuit Voltage VOC: 46.64 V

Short Circuit Current ISC: 9.29 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: -0.43 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 25.7 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Galaxy Energy

GS215mTs-54

Model: GS215mTs-54

Series: GS 210-250 MONO 54-6

Manufacturer: Galaxy Energy

Rated Power: 215 Wp

EnergyPal Galaxy Energy Solar Panels GS 210-250 MONO 54-6 GS215mTs-54
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 215 Wp

Efficiency: 14.65 %

Voltage at Maximum Power VMPP: 27.18 V

Current at Maximum Power IMPP: 7.92 A

Open Circuit Voltage VOC: 33.45 V

Short Circuit Current ISC: 8.84 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.37 %/°C

Temperature Coefficient of Isc: 0.055 %/°C


Solar Panel Attributes

Weight: 16.4 kg

Cell Type: Monocrystalline

Cell Count: 54

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron