Compare Wukii Solar Technology WK120-18-M vs Topsky Electronics TP144-6-345P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 120 Wp

Efficiency: 15.49 %

Voltage at Maximum Power VMPP: 18.21 V

Current at Maximum Power IMPP: 6.58 A

Open Circuit Voltage VOC: 22.26 V

Short Circuit Current ISC: 7.07 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.435 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.043 %/°C

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 90 mm

Glass Type: Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 345 Wp

Efficiency: 17.8 %

Voltage at Maximum Power VMPP: 38.4 V

Current at Maximum Power IMPP: 8.98 A

Open Circuit Voltage VOC: 47.8 V

Short Circuit Current ISC: 9.26 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Polycrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 400 mm

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