Compare Topsky Electronics LR4-72-HBD 435 vs Ameresco 140J

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 435 Wp

Efficiency: 18.7 %

Voltage at Maximum Power VMPP: 40.8 V

Current at Maximum Power IMPP: 10.3 A

Open Circuit Voltage VOC: 49.2 V

Short Circuit Current ISC: 10.96 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 29.5 kg

Cell Type: Monocrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 400 mm

Glass Type: Tempered, Anti-reflection Coating, Double Glass

Warranty Terms

Output Warranty:

12 Years of 90% Output Power

Materials Warranty: 2 Years

Panel Performance

Rated Power: 140 Wp

Efficiency: 13.7 %

Voltage at Maximum Power VMPP: 17.5 V

Current at Maximum Power IMPP: 8 A

Open Circuit Voltage VOC: 22 V

Short Circuit Current ISC: 8.2 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.105 %/°C

Solar Panel Attributes

Weight: 12 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: High Transmittance