Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M648BB 230 vs Kootatu Tech MM325T

ET Solar Group

ET-M648BB 230

Model: ET-M648BB 230

Series: ET-M648BB 215-230

Manufacturer: ET Solar Group

Rated Power: 230 Wp

EnergyPal ET Solar Group Solar Panels ET-M648BB 215-230 ET-M648BB 230
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 230 Wp

Efficiency: 17.51 %

Voltage at Maximum Power VMPP: 25.33 V

Current at Maximum Power IMPP: 9.09 A

Open Circuit Voltage VOC: 31.74 V

Short Circuit Current ISC: 9.59 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: MM325T

Series: MM 300 Series

Manufacturer: Kootatu Tech

Rated Power: 325 Wp

EnergyPal Kootatu Tech Solar Panels MM 300 Series MM325T
Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown


Panel Performance

Rated Power: 325 Wp

Efficiency: 16.67 %

Voltage at Maximum Power VMPP: 36.69 V

Current at Maximum Power IMPP: 8.87 A

Open Circuit Voltage VOC: 46.13 V

Short Circuit Current ISC: 9.24 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.328 %/°C

Temperature Coefficient of Isc: 0.0524 %/°C


Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron