Compare RK Solar RK-HPG-Transmittance 20% vs Helli Zhanchuang Electronic Technology HL-75W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 78 Wp

Efficiency:

Voltage at Maximum Power VMPP: 94.3 V

Current at Maximum Power IMPP: 0.83 A

Open Circuit Voltage VOC: 121.7 V

Short Circuit Current ISC: 0.96 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.28 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 40 kg

Cell Type: Thin film(CdTe)

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Double Glass

Warranty Terms

Output Warranty:

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

Materials Warranty: 3 Years

Panel Performance

Rated Power: 75 Wp

Efficiency: 11.7 %

Voltage at Maximum Power VMPP: 17.2 V

Current at Maximum Power IMPP: 4.36 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 4.8 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 8 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered