Compare Sunky Zhouhao Solar Technology SUN45M-12 vs Swisswatt PW255

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 45 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18.2 V

Current at Maximum Power IMPP: 2.47 A

Open Circuit Voltage VOC: 22.4 V

Short Circuit Current ISC: 2.68 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 715 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: 0.035 %/°C

Solar Panel Attributes

Weight: 4.2 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 255 Wp

Efficiency: 15.5 %

Voltage at Maximum Power VMPP: 30.56 V

Current at Maximum Power IMPP: 8.43 A

Open Circuit Voltage VOC: 38.5 V

Short Circuit Current ISC: 8.67 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4418 %/°C

Temperature Coefficient of Voc: -0.3522 %/°C

Temperature Coefficient of Isc: 0.0877 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron