Compare ILB Helios Group NA250WP60-156/J vs Anhui Lianwei 330w-72M

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 250 Wp

Efficiency: 15.3 %

Voltage at Maximum Power VMPP: 30.5 V

Current at Maximum Power IMPP: 8.2 A

Open Circuit Voltage VOC: 36.6 V

Short Circuit Current ISC: 9.25 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: 19.5 kg

Cell Type: Polycrystalline

Cell Count: 60

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: unknown

Panel Performance

Rated Power: 330 Wp

Efficiency: 16.99 %

Voltage at Maximum Power VMPP: 38.6 V

Current at Maximum Power IMPP: unknown

Open Circuit Voltage VOC: 47.13 V

Short Circuit Current ISC: unknown

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.059 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown