Compare Solar Panels & Manufacturers

Compare Vstar Solarlight VSG-4W vs Sunflower Light FY355S-20/Wd

Model: VSG-4W

Series: VSG-4W

Manufacturer: Vstar Solarlight

Rated Power: 4 Wp

EnergyPal Vstar Solarlight Solar Panels VSG-4W VSG-4W
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 4 Wp

Efficiency:

Voltage at Maximum Power VMPP: 12 V

Current at Maximum Power IMPP: 0.33 A

Open Circuit Voltage VOC: 13.2 V

Short Circuit Current ISC: 0.365 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: -45~80 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown


Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Sunflower Light

FY355S-20/Wd

Model: FY355S-20/Wd

Series: FY355-380S-20/Wd PERC Mono

Manufacturer: Sunflower Light

Rated Power: 355 Wp

EnergyPal Sunflower Light Solar Panels FY355-380S-20/Wd PERC Mono FY355S-20/Wd
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 355 Wp

Efficiency: 18.3 %

Voltage at Maximum Power VMPP: 38.7 V

Current at Maximum Power IMPP: 9.18 A

Open Circuit Voltage VOC: 47.5 V

Short Circuit Current ISC: 9.63 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.067 %/°C


Solar Panel Attributes

Weight: 21.5 kg

Cell Type: PERC

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 700 mm

Glass Type: Tempered