Compare ILB Helios Group NA310WP72-156/J vs Sunpreme 520

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 310 Wp

Efficiency: 15.99 %

Voltage at Maximum Power VMPP: 36.8 V

Current at Maximum Power IMPP: 8.42 A

Open Circuit Voltage VOC: 44.2 V

Short Circuit Current ISC: 9.48 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.047 %/°C

Solar Panel Attributes

Weight: 21.5 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 15 Years

Panel Performance

Rated Power: 520 Wp

Efficiency: 20.1 %

Voltage at Maximum Power VMPP: 58.1 V

Current at Maximum Power IMPP: 9 A

Open Circuit Voltage VOC: 71.5 V

Short Circuit Current ISC: 9.5 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.3 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 36.3 kg

Cell Type: Bifacial

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: Tempered, Anti-reflection Coating, Low Iron