Compare Silfab SIL-330 BL vs Qiangsheng QSM-320

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 30 Years of 80% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 330 Wp

Efficiency: 19.4 %

Voltage at Maximum Power VMPP: 34.72 V

Current at Maximum Power IMPP: 9.51 A

Open Circuit Voltage VOC: 42.24 V

Short Circuit Current ISC: 9.83 A

Power Tolerance Positive: + 3.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.399 %/°C

Temperature Coefficient of Voc: -0.279 %/°C

Temperature Coefficient of Isc: 0.046 %/°C

Solar Panel Attributes

Weight: 18.2 kg

Cell Type: PERC

Cell Count: 126

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 16.68 %

Voltage at Maximum Power VMPP: 36.97 V

Current at Maximum Power IMPP: 8.66 A

Open Circuit Voltage VOC: 44.42 V

Short Circuit Current ISC: 9.27 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.045 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered