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Compare ET Solar Group ET-M648BB 225 vs Makisuncome Japan SK6612M-290

ET Solar Group

ET-M648BB 225

Model: ET-M648BB 225

Series: ET-M648BB 215-230

Manufacturer: ET Solar Group

Rated Power: 225 Wp

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: -0.43 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°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: SK6612M-290

Series: SK6612M

Manufacturer: Makisuncome Japan

Rated Power: 290 Wp

EnergyPal Makisuncome Japan Solar Panels SK6612M SK6612M-290
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 290 Wp

Efficiency: 14.94 %

Voltage at Maximum Power VMPP: 35.6 V

Current at Maximum Power IMPP: 8.15 A

Open Circuit Voltage VOC: 43.8 V

Short Circuit Current ISC: 8.79 A

Power Tolerance Positive: + 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: -0.34 %/°C

Temperature Coefficient of Isc: 0.049 %/°C


Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: unknown