Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M660295WW/WB vs Sunport Power SPP310M60S

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

Sunport Power

SPP310M60S

Model: SPP310M60S

Series: SPP305-325M60S

Manufacturer: Sunport Power

Rated Power: 310 Wp

EnergyPal Sunport Power  Solar Panels SPP305-325M60S SPP310M60S
Warranty Terms

Output Warranty:

30 Years of 82.05% Output Power

Materials Warranty: 12 Years


Panel Performance

Rated Power: 310 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 32.8 V

Current at Maximum Power IMPP: 9.45 A

Open Circuit Voltage VOC: 39.9 V

Short Circuit Current ISC: 9.82 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: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 4 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 68

Cable Length: unknown

Glass Type: unknown