Compare Ningbolan P2 vs King Star Solar Technology KS290M-72

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 2 Wp

Efficiency:

Voltage at Maximum Power VMPP: 6 V

Current at Maximum Power IMPP: 0.34 A

Open Circuit Voltage VOC: 7.2 V

Short Circuit Current ISC: 0.37 A

Power Tolerance Positive: unknown

Maximum System Voltage: 600 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.435 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.043 %/°C

Solar Panel Attributes

Weight: 0.4 kg

Cell Type: Polycrystalline

Cell Count: 12

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 290 Wp

Efficiency:

Voltage at Maximum Power VMPP: 36 V

Current at Maximum Power IMPP: 8.06 A

Open Circuit Voltage VOC: 45.5 V

Short Circuit Current ISC: 8.61 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.09 %/°C

Solar Panel Attributes

Weight: 25.8 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron