Compare Invensun Environmental Sundragon i20P vs ChnVee Opto VSM290

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.4 V

Current at Maximum Power IMPP: 1.41 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 1.15 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 600 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: unknown

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 290 Wp

Efficiency:

Voltage at Maximum Power VMPP: 36.5 V

Current at Maximum Power IMPP: 7.95 A

Open Circuit Voltage VOC: 44.6 V

Short Circuit Current ISC: 8.52 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: 24 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown