Compare Sunshine Solar ST20 vs Qixin Solar Electrical Appliance SL120TU-18P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.5 V

Current at Maximum Power IMPP: 1.14 A

Open Circuit Voltage VOC: 21.5 V

Short Circuit Current ISC: 1.29 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 120 Wp

Efficiency: 14.6 %

Voltage at Maximum Power VMPP: 18.83 V

Current at Maximum Power IMPP: 6.37 A

Open Circuit Voltage VOC: 22.46 V

Short Circuit Current ISC: 6.82 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.38 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 9.7 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 500 mm

Glass Type: Tempered, High Transmittance