Compare Topsun 515W vs Shengtai Energy ST-72P-320

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 515 Wp

Efficiency: 19.85 %

Voltage at Maximum Power VMPP: 53.41 V

Current at Maximum Power IMPP: 9.66 A

Open Circuit Voltage VOC: 65.27 V

Short Circuit Current ISC: 10.04 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 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: 36.5 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 1250 mm

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

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 25 Years of 80.7% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 16.49 %

Voltage at Maximum Power VMPP: 37.4 V

Current at Maximum Power IMPP: 8.56 A

Open Circuit Voltage VOC: 46.4 V

Short Circuit Current ISC: 9.05 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: Tempered, High Transmittance