Compare TTN Electric TTN-M340W-72 vs Huajun Power HJ-280P-Xcd

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 340 Wp

Efficiency: 17.57 %

Voltage at Maximum Power VMPP: 38.08 V

Current at Maximum Power IMPP: 8.93 A

Open Circuit Voltage VOC: 47.22 V

Short Circuit Current ISC: 9.31 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 21.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

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

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 280 Wp

Efficiency: 16.87 %

Voltage at Maximum Power VMPP: 31.41 V

Current at Maximum Power IMPP: 8.93 A

Open Circuit Voltage VOC: 38.71 V

Short Circuit Current ISC: 9.34 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Polycrystalline

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 350 mm

Glass Type: Tempered