Compare Shengtai Energy ST-72P-330 vs Hemao Energy xm-3

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:

12 Years of 98% Output Power, 25 Years of 97% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 19.6 %

Voltage at Maximum Power VMPP: 40.63 V

Current at Maximum Power IMPP: 9.06 A

Open Circuit Voltage VOC: 49.42 V

Short Circuit Current ISC: 10.14 A

Power Tolerance Positive: + 5 %

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: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 28.5 kg

Cell Type: Bifacial, PERC

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 68

Cable Length: 400 mm

Glass Type: Double Glass