Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M648BB 230 vs Tianhua PV TH120M-130

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

Tianhua PV

TH120M-130

Model: TH120M-130

Series: TH120M

Manufacturer: Tianhua PV

Rated Power: 130 Wp

EnergyPal Tianhua PV  Solar Panels TH120M TH120M-130
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 130 Wp

Efficiency: 13.4 %

Voltage at Maximum Power VMPP: 28 V

Current at Maximum Power IMPP: 4.65 A

Open Circuit Voltage VOC: 33.3 V

Short Circuit Current ISC: 5.19 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.38 %/°C

Temperature Coefficient of Isc: 0.10 %/°C


Solar Panel Attributes

Weight: 12 kg

Cell Type: Monocrystalline

Cell Count: 54

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: unknown