Compare SunPower SPR-X21-345 vs Changxin Industrial EN156P-48-180

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 345 Wp

Efficiency: 21.2 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 6.02 A

Open Circuit Voltage VOC: 68.2 V

Short Circuit Current ISC: 6.39 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.29 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 180 Wp

Efficiency: 13.75 %

Voltage at Maximum Power VMPP: 24.5 V

Current at Maximum Power IMPP: 7.35 A

Open Circuit Voltage VOC: 30.2 V

Short Circuit Current ISC: 8.23 A

Power Tolerance Positive: + 2.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.48 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.09 %/°C

Solar Panel Attributes

Weight: 15 kg

Cell Type: Polycrystalline

Cell Count: 48

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron