Compare Eternal New Energy Engineering WSM 72-305 vs PV Solar Tech SPR-E20-327W

Warranty Terms

Output Warranty:

12 Years of 97% Output Power, 25 Years of 85% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 305 Wp

Efficiency: 15.77 %

Voltage at Maximum Power VMPP: 36.9 V

Current at Maximum Power IMPP: 8.26 A

Open Circuit Voltage VOC: 45.4 V

Short Circuit Current ISC: 8.78 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: -0.44 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 24 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

10 Years of 93% Output Power, 30 Years of 70% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 327 Wp

Efficiency: 20.4 %

Voltage at Maximum Power VMPP: 54.7 V

Current at Maximum Power IMPP: 5.98 A

Open Circuit Voltage VOC: 64.9 V

Short Circuit Current ISC: 6.46 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~+85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.054 %/°C

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

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