Compare Sunny Power SPM-156PB308 vs Sunday Energy SDM-580

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 16 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.4 V

Current at Maximum Power IMPP: 0.92 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 1.01 A

Power Tolerance Positive: unknown

Maximum System Voltage: 700 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 1.8 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 580 Wp

Efficiency: 20.16 %

Voltage at Maximum Power VMPP: 50.5 V

Current at Maximum Power IMPP: 11.49 A

Open Circuit Voltage VOC: 60.94 V

Short Circuit Current ISC: 12.06 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 30 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 900 mm

Glass Type: Tempered