Compare ILB Helios Group EN240-PS vs IREX Energy Joint Stock IR290P-60

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 240 Wp

Efficiency: 16.44 %

Voltage at Maximum Power VMPP: 30.25 V

Current at Maximum Power IMPP: 7.93 A

Open Circuit Voltage VOC: 37.36 V

Short Circuit Current ISC: 8.45 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

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 290 Wp

Efficiency: 17.9 %

Voltage at Maximum Power VMPP: 31.91 V

Current at Maximum Power IMPP: 9.09 A

Open Circuit Voltage VOC: 39.58 V

Short Circuit Current ISC: 9.62 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.408 %/°C

Temperature Coefficient of Voc: -0.292 %/°C

Temperature Coefficient of Isc: 0.045 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron