Compare ILB Helios Group NA170W-PS vs ET Solar ET-P672345WW

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 170 Wp

Efficiency: 14.55 %

Voltage at Maximum Power VMPP: 22.42 V

Current at Maximum Power IMPP: 7.58 A

Open Circuit Voltage VOC: 28.7 V

Short Circuit Current ISC: 8 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4510 %/°C

Temperature Coefficient of Voc: -0.2960 %/°C

Temperature Coefficient of Isc: 0.072 %/°C

Solar Panel Attributes

Weight: 15.7 kg

Cell Type: Polycrystalline

Cell Count: 48

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

12 Years of 95% Output Power, 25 Years of 88% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 345 Wp

Efficiency: 17.69 %

Voltage at Maximum Power VMPP: 38.94 V

Current at Maximum Power IMPP: 8.86 A

Open Circuit Voltage VOC: 48.32 V

Short Circuit Current ISC: 9.52 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 22.6 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 90 mm

Glass Type: Anti-reflection Coating