Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M660295WW/WB vs GreatSolar PV Technology GSPV250M

ET Solar Group

ET-M660295WW/WB

Model: ET-M660295WW/WB

Series: ET-M660WW/WB 275-295

Manufacturer: ET Solar Group

Rated Power: 295 Wp

EnergyPal ET Solar Group Solar Panels ET-M660WW/WB 275-295 ET-M660295WW/WB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 295 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 32.35 V

Current at Maximum Power IMPP: 9.12 A

Open Circuit Voltage VOC: 39.78 V

Short Circuit Current ISC: 9.65 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: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Model: GSPV250M

Series: GSPV250M

Manufacturer: GreatSolar PV Technology

Rated Power: 250 Wp

EnergyPal GreatSolar PV Technology  Solar Panels GSPV250M GSPV250M
Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years


Panel Performance

Rated Power: 250 Wp

Efficiency:

Voltage at Maximum Power VMPP: 30.5 V

Current at Maximum Power IMPP: 8.2 A

Open Circuit Voltage VOC: 37.2 V

Short Circuit Current ISC: 8.69 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 18 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, High Transmittance, Low Iron