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Compare United Renewable Energy D2K400H8A vs Topsky Electronics TP285P-DG

Model: D2K400H8A

Series: D2K_H8A / 144 cells

Manufacturer: United Renewable Energy

Rated Power: 400 Wp

EnergyPal United Renewable Energy  Solar Panels D2K_H8A / 144 cells D2K400H8A
Warranty Terms

Output Warranty:

10 Years of 90.7% Output Power, 25 Years of 80.2% Output Power

Materials Warranty: 12 Years


Panel Performance

Rated Power: 400 Wp

Efficiency: 19.68 %

Voltage at Maximum Power VMPP: 40.2 V

Current at Maximum Power IMPP: 9.95 A

Open Circuit Voltage VOC: 48.46 V

Short Circuit Current ISC: 10.55 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.367 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.107 %/°C


Solar Panel Attributes

Weight: 23.6 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: unknown

Glass Type: Tempered, Anti-reflection Coating

Model: TP285P-DG

Series: Double Glass 270-285W poly panel

Manufacturer: Topsky Electronics

Rated Power: 285 Wp

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 30 Years of 80% Output Power

Materials Warranty: 30 Years


Panel Performance

Rated Power: 285 Wp

Efficiency: 17.4 %

Voltage at Maximum Power VMPP: 32 V

Current at Maximum Power IMPP: 8.9 A

Open Circuit Voltage VOC: 39 V

Short Circuit Current ISC: 9.51 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.40 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 24 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 330 mm

Glass Type: Tempered, High Transmittance, Low Iron, Double Glass