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Compare ET Solar Group ET-M648BB 215 vs EverExceed Industrial ESM250-156

ET Solar Group

ET-M648BB 215

Model: ET-M648BB 215

Series: ET-M648BB 215-230

Manufacturer: ET Solar Group

Rated Power: 215 Wp

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 215 Wp

Efficiency: 16.37 %

Voltage at Maximum Power VMPP: 25.12 V

Current at Maximum Power IMPP: 8.56 A

Open Circuit Voltage VOC: 30.94 V

Short Circuit Current ISC: 9.12 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: ESM250-156

Series: ESM250-156

Manufacturer: EverExceed Industrial

Rated Power: 250 Wp

EnergyPal EverExceed Industrial  Solar Panels ESM250-156 ESM250-156
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 250 Wp

Efficiency: 17.03 %

Voltage at Maximum Power VMPP: 28.4 V

Current at Maximum Power IMPP: 8.8 A

Open Circuit Voltage VOC: 34.1 V

Short Circuit Current ISC: 9.19 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: -0.33 %/°C

Temperature Coefficient of Isc: 0.053 %/°C


Solar Panel Attributes

Weight: 15 kg

Cell Type: Polycrystalline

Cell Count: 54

Glass Thickness: 3.6 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron