Compare Hershey-Power HS72-P-340 vs Eternal New Energy Engineering WSP 40-75

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 340 Wp

Efficiency: 17.5 %

Voltage at Maximum Power VMPP: 37.8 V

Current at Maximum Power IMPP: 9 A

Open Circuit Voltage VOC: 46.9 V

Short Circuit Current ISC: 9.5 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.39 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.055 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Polycrystalline

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: 75 Wp

Efficiency: 13.39 %

Voltage at Maximum Power VMPP: 20.1 V

Current at Maximum Power IMPP: 3.73 A

Open Circuit Voltage VOC: 25.7 V

Short Circuit Current ISC: 4 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 6 kg

Cell Type: Polycrystalline

Cell Count: 40

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, Low Iron