Compare Sunprism Energy SP 355-M72 vs Guolong 245

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 355 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 39.1 V

Current at Maximum Power IMPP: 9.08 A

Open Circuit Voltage VOC: 46.36 V

Short Circuit Current ISC: 9.61 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: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 21.5 kg

Cell Type: PERC

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 1000 mm

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

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 245 Wp

Efficiency: 15 %

Voltage at Maximum Power VMPP: 30.5 V

Current at Maximum Power IMPP: 8.02 A

Open Circuit Voltage VOC: 37.2 V

Short Circuit Current ISC: 8.72 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.53 %/°C

Temperature Coefficient of Voc: -0.39 %/°C

Temperature Coefficient of Isc: 0.069 %/°C

Solar Panel Attributes

Weight: 19.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown