Compare Yuyao Zhiwang ZW-2.5W vs Tangshan Haitai HTM290MH-60

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 2.5 Wp

Efficiency:

Voltage at Maximum Power VMPP: 6 V

Current at Maximum Power IMPP: 0.45 A

Open Circuit Voltage VOC: 6.8 V

Short Circuit Current ISC: 0.45 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 0.35 kg

Cell Type: Polycrystalline

Cell Count: 12

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance

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: 17.45 %

Voltage at Maximum Power VMPP: 32.33 V

Current at Maximum Power IMPP: 8.97 A

Open Circuit Voltage VOC: 39.14 V

Short Circuit Current ISC: 9.54 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.393 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.041 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: High Transmittance