Compare Qiangsheng QSP-265 vs Indosolar ISLM-315

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 265 Wp

Efficiency: 16.47 %

Voltage at Maximum Power VMPP: 30.6 V

Current at Maximum Power IMPP: 8.66 A

Open Circuit Voltage VOC: 37.7 V

Short Circuit Current ISC: 9.23 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.059 %/°C

Solar Panel Attributes

Weight: 18 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 850 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 315 Wp

Efficiency: 16.46 %

Voltage at Maximum Power VMPP: 36.8 V

Current at Maximum Power IMPP: 8.56 A

Open Circuit Voltage VOC: 45.3 V

Short Circuit Current ISC: 9.29 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.433 %/°C

Temperature Coefficient of Voc: -0.3434 %/°C

Temperature Coefficient of Isc: 0.0534 %/°C

Solar Panel Attributes

Weight: 21.8 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: High Transmittance