Compare LDK Solar LDK-240D-20 vs Sunny Apex Development SA-EC20

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 240 Wp

Efficiency: 14.7 %

Voltage at Maximum Power VMPP: 29.1 V

Current at Maximum Power IMPP: 8.26 A

Open Circuit Voltage VOC: 37.3 V

Short Circuit Current ISC: 8.88 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, Anti-reflection Coating

Warranty Terms

Output Warranty:

20 Years of 80% Output Power

Materials Warranty: 2 Years

Panel Performance

Rated Power: 20 Wp

Efficiency: 10.7 %

Voltage at Maximum Power VMPP: 17.4 V

Current at Maximum Power IMPP: 1.15 A

Open Circuit Voltage VOC: 21.9 V

Short Circuit Current ISC: 1.29 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: 600 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 2.3 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: 500 mm

Glass Type: Tempered