Compare Tianke Energy Saving TESPV 290W Mono vs Viki Sun Technology VK-GS-4.5W

Warranty Terms

Output Warranty:

10 Years of 90% Output Power

Materials Warranty: 5 Years

Panel Performance

Rated Power: 290 Wp

Efficiency: 16.1 %

Voltage at Maximum Power VMPP: 36.2 V

Current at Maximum Power IMPP: 8.01 A

Open Circuit Voltage VOC: 44.9 V

Short Circuit Current ISC: 8.65 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: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 4.5 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17 V

Current at Maximum Power IMPP: 0.265 A

Open Circuit Voltage VOC: 18.5 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