Compare Powitt Solar PEH-390M vs ILB Helios Group EN235-PS

Warranty Terms

Output Warranty:

30 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.7 %

Voltage at Maximum Power VMPP: 40.4 V

Current at Maximum Power IMPP: 9.66 A

Open Circuit Voltage VOC: 48.2 V

Short Circuit Current ISC: 10.17 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: PERC

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 285 mm

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

10 Years of 92% Output Power, 25 Years of 85% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 235 Wp

Efficiency: 16.1 %

Voltage at Maximum Power VMPP: 29.87 V

Current at Maximum Power IMPP: 7.86 A

Open Circuit Voltage VOC: 37.2 V

Short Circuit Current ISC: 8.38 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.451 %/°C

Temperature Coefficient of Voc: -0.296 %/°C

Temperature Coefficient of Isc: 0.072 %/°C

Solar Panel Attributes

Weight: 20 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, Low Iron