Compare SunPower SPR-X21-335-AC vs Runda Resource Technology LR4-72HBD-420M

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 93.95% Output Power, 25 Years of 84.95% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 420 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: + 1 %

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: PERC, Bifacial

Cell Count: 144

Glass Thickness: unknown

Juntion Box Protection Class: IP 68

Cable Length: 300 mm

Glass Type: Tempered, Double Glass