Compare Empire Photovoltaic Systems EPG-280 vs Baoding Zhongtai DUO MAX 275

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 14.2 %

Voltage at Maximum Power VMPP: 35.78 V

Current at Maximum Power IMPP: 7.83 A

Open Circuit Voltage VOC: 43.56 V

Short Circuit Current ISC: 8.45 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.46 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.07 %/°C

Solar Panel Attributes

Weight: 25 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 275 Wp

Efficiency: 16.7 %

Voltage at Maximum Power VMPP: 31.4 V

Current at Maximum Power IMPP: 8.75 A

Open Circuit Voltage VOC: 38.6 V

Short Circuit Current ISC: 9.21 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 250 mm

Glass Type: Tempered, Low Iron