Compare Yuyao Zhiwang ZW-2W vs Eternal New Energy Engineering WSM 72-315

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 2 Wp

Efficiency:

Voltage at Maximum Power VMPP: 10 V

Current at Maximum Power IMPP: 0.2 A

Open Circuit Voltage VOC: 11.2 V

Short Circuit Current ISC: 0.22 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 0.25 kg

Cell Type: Polycrystalline

Cell Count: 20

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 315 Wp

Efficiency: 16.3 %

Voltage at Maximum Power VMPP: 37.2 V

Current at Maximum Power IMPP: 8.48 A

Open Circuit Voltage VOC: 45.7 V

Short Circuit Current ISC: 8.92 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