Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M672345WW/WB vs ILB Helios Group ILB50W-TF-F

ET Solar Group

ET-M672345WW/WB

Model: ET-M672345WW/WB

Series: ET-M672WW/WB 325-345

Manufacturer: ET Solar Group

Rated Power: 345 Wp

EnergyPal ET Solar Group Solar Panels ET-M672WW/WB 325-345 ET-M672345WW/WB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 345 Wp

Efficiency: 17.78 %

Voltage at Maximum Power VMPP: 38.38 V

Current at Maximum Power IMPP: 8.99 A

Open Circuit Voltage VOC: 47.13 V

Short Circuit Current ISC: 9.48 A

Power Tolerance Positive: + 1.5 %

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: 25.7 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

ILB Helios Group

ILB50W-TF-F

Model: ILB50W-TF-F

Series: ILB-TF-F

Manufacturer: ILB Helios Group

Rated Power: 50 Wp

EnergyPal ILB Helios Group Solar Panels ILB-TF-F ILB50W-TF-F
Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years


Panel Performance

Rated Power: 50 Wp

Efficiency: 4.5 %

Voltage at Maximum Power VMPP: 59.5 V

Current at Maximum Power IMPP: 0.84 A

Open Circuit Voltage VOC: 78.5 V

Short Circuit Current ISC: 1.16 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.19 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.09 %/°C


Solar Panel Attributes

Weight: 19.4 kg

Cell Type: Thin film(a-Si)

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 750 mm

Glass Type: Tempered