Compare Shengtai Energy ST-72P-330 vs Waris WRS220-ST60F

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: 330 Wp

Efficiency: 17.01 %

Voltage at Maximum Power VMPP: 37.8 V

Current at Maximum Power IMPP: 8.74 A

Open Circuit Voltage VOC: 46.9 V

Short Circuit Current ISC: 9.14 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

Warranty Terms

Output Warranty:

25 Years of 85% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 220 Wp

Efficiency: 13.95 %

Voltage at Maximum Power VMPP: 28.47 V

Current at Maximum Power IMPP: 7.72 A

Open Circuit Voltage VOC: 36.03 V

Short Circuit Current ISC: 8.17 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~90 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered