Compare Topsky Electronics LR4-72-HBD 435 vs Energy Research Institute ER-115FM

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:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 115 Wp

Efficiency:

Voltage at Maximum Power VMPP: 23.35 V

Current at Maximum Power IMPP: 6.13 A

Open Circuit Voltage VOC: 19.84 V

Short Circuit Current ISC: 5.79 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 150 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 2.5 kg

Cell Type: Monocrystalline

Cell Count: 32

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown