Compare Powertrac Solar Project PSPL P-270 vs ILB Helios Group NA250WM60-156/J

Warranty Terms

Output Warranty:

10 Years of 91% Output Power, 25 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.58 %

Voltage at Maximum Power VMPP: 30.9 V

Current at Maximum Power IMPP: 8.75 A

Open Circuit Voltage VOC: 37.7 V

Short Circuit Current ISC: 9.5 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.045 %/°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: 1000 mm

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years

Panel Performance

Rated Power: 250 Wp

Efficiency: 15.27 %

Voltage at Maximum Power VMPP: 30.7 V

Current at Maximum Power IMPP: 8.14 A

Open Circuit Voltage VOC: 38 V

Short Circuit Current ISC: 8.79 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: -0.34 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 19.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, Low Iron