Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M648WW/WB 230 vs GH New Energy Tech Flex-SHJ-320

ET Solar Group

ET-M648WW/WB 230

Model: ET-M648WW/WB 230

Series: ET-M648WW/WB 220-235

Manufacturer: ET Solar Group

Rated Power: 230 Wp

EnergyPal ET Solar Group Solar Panels ET-M648WW/WB 220-235 ET-M648WW/WB  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: -0.42 %/°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: Flex-SHJ-320

Series: Flex-SHJ

Manufacturer: GH New Energy Tech

Rated Power: 320 Wp

EnergyPal GH New Energy Tech  Solar Panels Flex-SHJ Flex-SHJ-320
Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 85% Output Power

Materials Warranty: 5 Years


Panel Performance

Rated Power: 320 Wp

Efficiency: 19.4 %

Voltage at Maximum Power VMPP: 36.78 V

Current at Maximum Power IMPP: 8.7 A

Open Circuit Voltage VOC: 44 V

Short Circuit Current ISC: 9.3 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 600 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.27 %/°C

Temperature Coefficient of Voc: -0.26 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 1.9 kg

Cell Type: HJT, Bifacial

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: IP 68

Cable Length: 450 mm

Glass Type: unknown