Compare Kehua Optoelectronics Technology KHP140W-36 vs Phono Solar Technology PS290P-20/UM

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 140 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.74 V

Current at Maximum Power IMPP: 7.89 A

Open Circuit Voltage VOC: 22.24 V

Short Circuit Current ISC: 8.5 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 12.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

10 Years of 90% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 290 Wp

Efficiency: 17.83 %

Voltage at Maximum Power VMPP: 32 V

Current at Maximum Power IMPP: 9.07 A

Open Circuit Voltage VOC: 38.6 V

Short Circuit Current ISC: 9.82 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered