Compare China Solar KS-Q50W vs Sunpreme GxB 490

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 50 Wp

Efficiency: 18 %

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 2.77 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 3.05 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: unknown

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: unknown

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 15 Years

Panel Performance

Rated Power: 490 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 56.5 V

Current at Maximum Power IMPP: 8.7 A

Open Circuit Voltage VOC: 70 V

Short Circuit Current ISC: 9.2 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.3 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 36.3 kg

Cell Type: Thin film(a-Si)

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: Tempered, Anti-reflection Coating, Low Iron