Compare ILB Helios Group NA190W-PS vs RayTech New Energy Materials DM72-350

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 190 Wp

Efficiency: 16.27 %

Voltage at Maximum Power VMPP: 24.28 V

Current at Maximum Power IMPP: 7.83 A

Open Circuit Voltage VOC: 29.7 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: -0.4510 %/°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:

30 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 350 Wp

Efficiency: 17.9 %

Voltage at Maximum Power VMPP: 39 V

Current at Maximum Power IMPP: 8.97 A

Open Circuit Voltage VOC: 48 V

Short Circuit Current ISC: 9.34 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 27.5 kg

Cell Type: PERC

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered