Compare Grealtec GAT 150 P vs Wisebiz WB-220M

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 150 Wp

Efficiency: 15.12 %

Voltage at Maximum Power VMPP: 17.3 V

Current at Maximum Power IMPP: 8.67 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 9.19 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 12.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 220 Wp

Efficiency: 13.01 %

Voltage at Maximum Power VMPP: 48 V

Current at Maximum Power IMPP: 4.59 A

Open Circuit Voltage VOC: 59.5 V

Short Circuit Current ISC: 4.82 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.02 %/°C

Solar Panel Attributes

Weight: 20.5 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown