Compare Viki Sun Technology VK-GS-40W vs Invensun Environmental Sundragon i190-48P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 40 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 2.22 A

Open Circuit Voltage VOC: 19.5 V

Short Circuit Current ISC: unknown

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years

Panel Performance

Rated Power: 190 Wp

Efficiency:

Voltage at Maximum Power VMPP: 24.53 V

Current at Maximum Power IMPP: 7.75 A

Open Circuit Voltage VOC: 29.47 V

Short Circuit Current ISC: 8.32 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 600 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered