Compare Solar Panels & Manufacturers

Compare ILB Helios Group NA290WM72-156/J vs Great Solar Technology 310(M)

ILB Helios Group

NA290WM72-156/J

Model: NA290WM72-156/J

Series: NA E-Class 270-300

Manufacturer: ILB Helios Group

Rated Power: 290 Wp

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 290 Wp

Efficiency: 14.95 %

Voltage at Maximum Power VMPP: 36.16 V

Current at Maximum Power IMPP: 8.02 A

Open Circuit Voltage VOC: 44.2 V

Short Circuit Current ISC: 8.52 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 22 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Model: 310(M)

Series: GSM Mono 310-350W/72/4BB

Manufacturer: Great Solar Technology

Rated Power: 310 Wp

EnergyPal Great Solar Technology  Solar Panels GSM Mono 310-350W/72/4BB 310(M)
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 310 Wp

Efficiency: 15.98 %

Voltage at Maximum Power VMPP: 37 V

Current at Maximum Power IMPP: 8.38 A

Open Circuit Voltage VOC: 45.4 V

Short Circuit Current ISC: 8.88 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.09 %/°C


Solar Panel Attributes

Weight: 25 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron