Compare REC REC290TP2 vs Topsky Electronics LR4-72-HBD 440

Warranty Terms

Output Warranty:

12 Years of 90% Output Power. 25 Years of 80% Output Power.

Materials Warranty: 10 years

Panel Performance

Rated Power: 288 Wp

Efficiency: 17.4 %

Voltage at Maximum Power VMPP: 32.1 V

Current at Maximum Power IMPP: 9.05 A

Open Circuit Voltage VOC: 38.8 V

Short Circuit Current ISC: 9.58 A

Power Tolerance Positive: + 1.7 %

Maximum System Voltage: 1000.0 V

Solar Panels Thermal Ranges

Operating Temperature Range: 45.4 °C

Temperature Coefficient of Pmax: -0.373 %/°C

Temperature Coefficient of Voc: -0.288 %/°C

Temperature Coefficient of Isc: 0.043 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Poly

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 25 Years

Panel Performance

Rated Power: 440 Wp

Efficiency: 19 %

Voltage at Maximum Power VMPP: 41.2 V

Current at Maximum Power IMPP: 10.37 A

Open Circuit Voltage VOC: 49.4 V

Short Circuit Current ISC: 11.02 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