Compare VTA Technologie VTA P250HP vs Hershey-Power HS144-M- 440W

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 250 Wp

Efficiency: 15.4 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 7.92 A

Open Circuit Voltage VOC: 37.7 V

Short Circuit Current ISC: 8.48 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.46 %/°C

Temperature Coefficient of Voc: -0.356 %/°C

Temperature Coefficient of Isc: 0.024 %/°C

Solar Panel Attributes

Weight: 20.2 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 440 Wp

Efficiency: 19.82 %

Voltage at Maximum Power VMPP: 43.2 V

Current at Maximum Power IMPP: 10.24 A

Open Circuit Voltage VOC: 51.4 V

Short Circuit Current ISC: 10.65 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 25 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 1000 mm

Glass Type: Tempered, Anti-reflection Coating, High Transmittance, Low Iron