Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M648WW/WB 225 vs Sunsumsolar SPM-14M

ET Solar Group

ET-M648WW/WB 225

Model: ET-M648WW/WB 225

Series: ET-M648WW/WB 220-235

Manufacturer: ET Solar Group

Rated Power: 225 Wp

EnergyPal ET Solar Group Solar Panels ET-M648WW/WB 220-235 ET-M648WW/WB 225
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 225 Wp

Efficiency: 17.13 %

Voltage at Maximum Power VMPP: 25.29 V

Current at Maximum Power IMPP: 8.9 A

Open Circuit Voltage VOC: 31.41 V

Short Circuit Current ISC: 9.23 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 15 kg

Cell Type: Monocrystalline

Cell Count: 48

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Model: SPM-14M

Series: SPM-2.8-20M

Manufacturer: Sunsumsolar

Rated Power: 14 Wp

EnergyPal Sunsumsolar  Solar Panels SPM-2.8-20M SPM-14M
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 14 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.4 V

Current at Maximum Power IMPP: 0.81 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 0.89 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown


Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown