Compare Zhonggan New Energy JTM5 255-96 vs SolarPro SP20W-18V

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 255 Wp

Efficiency:

Voltage at Maximum Power VMPP: 51.2 V

Current at Maximum Power IMPP: 4.98 A

Open Circuit Voltage VOC: 59.8 V

Short Circuit Current ISC: 5.62 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.09 %/°C

Solar Panel Attributes

Weight: 20.5 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 30 Years

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.8 V

Current at Maximum Power IMPP: 1.13 A

Open Circuit Voltage VOC: 21.8 V

Short Circuit Current ISC: 1.23 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 1.8 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron