Compare Wukii Solar Technology WK55-18-M vs Ruihuang Energy SSM-40P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 55 Wp

Efficiency: 15.46 %

Voltage at Maximum Power VMPP: 18.22 V

Current at Maximum Power IMPP: 3.02 A

Open Circuit Voltage VOC: 22.78 V

Short Circuit Current ISC: 3.25 A

Power Tolerance Positive: + 3 %

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: -0.389 %/°C

Temperature Coefficient of Isc: 0.057 %/°C

Solar Panel Attributes

Weight: 6.3 kg

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:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 40 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.2 V

Current at Maximum Power IMPP: 2.33 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 2.5 A

Power Tolerance Positive: unknown

Maximum System Voltage: 715 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: 5.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown