Compare Wotech Solar Group WT50W Mono vs Haerbin Green Solar GS40

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 85% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 50 Wp

Efficiency: 17.96 %

Voltage at Maximum Power VMPP: 17.8 V

Current at Maximum Power IMPP: 2.8 A

Open Circuit Voltage VOC: 22.4 V

Short Circuit Current ISC: 3.07 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

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: 4 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 40 Wp

Efficiency: 5.1 %

Voltage at Maximum Power VMPP: 46 V

Current at Maximum Power IMPP: 0.87 A

Open Circuit Voltage VOC: 62 V

Short Circuit Current ISC: 1.11 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.20 %/°C

Temperature Coefficient of Voc: -0.40 %/°C

Temperature Coefficient of Isc: 0.12 %/°C

Solar Panel Attributes

Weight: 14.4 kg

Cell Type: Thin film(a-Si)

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 750 mm

Glass Type: TCO