Compare Wisebiz WB-4M vs Atum VIL-320P

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 4 Wp

Efficiency: 6.05 %

Voltage at Maximum Power VMPP: 16.8 V

Current at Maximum Power IMPP: 0.24 A

Open Circuit Voltage VOC: 21 V

Short Circuit Current ISC: 0.3 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: -0.37 %/°C

Temperature Coefficient of Isc: 0.02 %/°C

Solar Panel Attributes

Weight: 0.8 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 320 Wp

Efficiency: 16 %

Voltage at Maximum Power VMPP: 37.2 V

Current at Maximum Power IMPP: 8.61 A

Open Circuit Voltage VOC: 46.18 V

Short Circuit Current ISC: 9.06 A

Power Tolerance Positive: + 2.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: 40~85 °C

Temperature Coefficient of Pmax: -0.342 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.059 %/°C

Solar Panel Attributes

Weight: 44 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: unknown