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Compare ET Solar Group ET-M648WW/WB 235 vs LONGi LR4-60HPB-345W

ET Solar Group

ET-M648WW/WB 235

Model: ET-M648WW/WB 235

Series: ET-M648WW/WB 220-235

Manufacturer: ET Solar Group

Rated Power: 235 Wp

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

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 235 Wp

Efficiency: 17.89 %

Voltage at Maximum Power VMPP: 25.77 V

Current at Maximum Power IMPP: 9.12 A

Open Circuit Voltage VOC: 31.82 V

Short Circuit Current ISC: 9.65 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

LONGi

LR4-60HPB-345W

Model: LR4-60HPB-345W

Series: LR4-60HPB 345-365W

Manufacturer: LONGi

Rated Power: 345 Wp

EnergyPal LONGi Solar Panels LR4-60HPB 345-365W LR4-60HPB-345W
Warranty Terms

Output Warranty:

10 Years of 93.05% Output Power, 25 Years of 84.8% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 345 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 34.2 V

Current at Maximum Power IMPP: 10.09 A

Open Circuit Voltage VOC: 40.2 V

Short Circuit Current ISC: 11.06 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.35 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.048 %/°C


Solar Panel Attributes

Weight: 19.5 kg

Cell Type: PERC

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 300 mm

Glass Type: Tempered