Compare Sunday Energy SDM-500-96 vs Helli Zhanchuang Electronic Technology HL-55W

Warranty Terms

Output Warranty:

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

Materials Warranty: 30 Years

Panel Performance

Rated Power: 500 Wp

Efficiency: 19.51 %

Voltage at Maximum Power VMPP: 48.63 V

Current at Maximum Power IMPP: 10.28 A

Open Circuit Voltage VOC: 58.95 V

Short Circuit Current ISC: 10.87 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 26 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: 3 Years

Panel Performance

Rated Power: 55 Wp

Efficiency: 11 %

Voltage at Maximum Power VMPP: 17.2 V

Current at Maximum Power IMPP: 3.2 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 3.64 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 7 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered