Compare Huajun Power HJ-355M-Yaf vs True Power TP1220

Warranty Terms

Output Warranty:

10 Years of 91.6% Output Power, 25 Years of 84.3% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 355 Wp

Efficiency: 18.18 %

Voltage at Maximum Power VMPP: 38.71 V

Current at Maximum Power IMPP: 9.17 A

Open Circuit Voltage VOC: 47.01 V

Short Circuit Current ISC: 9.69 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: -0.39 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 27.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

10 Years of 90% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 1.18 A

Open Circuit Voltage VOC: 21 V

Short Circuit Current ISC: 1.4 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron