Compare SunPower SPR-X21-335-BLK vs LONGi LR4-60HPB-345W

Warranty Terms

Output Warranty:

10 Years of 96% Output Power, 25 Years of 92% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 335 Wp

Efficiency: 20.6 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 5.85 A

Open Circuit Voltage VOC: 67.9 V

Short Circuit Current ISC: 6.23 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:

10 Years of 93.05% Output Power, 25 Years of 84.8% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 345 Wp

Efficiency: 18.9 %

Voltage at Maximum Power VMPP: 34.2 V

Current at Maximum Power IMPP: 10.09 A

Open Circuit Voltage VOC: 40.2 V

Short Circuit Current ISC: 11.06 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.35 %/°C

Temperature Coefficient of Voc: -0.27 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 19.5 kg

Cell Type: PERC

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 300 mm

Glass Type: Tempered