Compare Solar Panels & Manufacturers
Compare SunPower SPR-X21-345-AC vs Viki Sun Technology VK-GS-85W
SPR-X21-345-AC
Model: SPR-X21-345-AC
Series: X-Series-345-335-AC
Manufacturer: SunPower
Rated Power: 345 Wp
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: -0.4 %/°C
Temperature Coefficient of Isc: 0.02 %/°C
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
VK-GS-85W
Model: VK-GS-85W
Series: VK-GS-M85W
Manufacturer: Viki Sun Technology
Rated Power: 85 Wp
Warranty Terms
Output Warranty:
unknown
Materials Warranty: 25 Years
Panel Performance
Rated Power: 85 Wp
Efficiency:
Voltage at Maximum Power VMPP: 24 V
Current at Maximum Power IMPP: 3.54 A
Open Circuit Voltage VOC: 26.5 V
Short Circuit Current ISC: unknown
Power Tolerance Positive: unknown
Maximum System Voltage: unknown
Solar Panels Thermal Ranges
Operating Temperature Range: unknown
Temperature Coefficient of Pmax: unknown
Temperature Coefficient of Voc: unknown
Temperature Coefficient of Isc: unknown
Solar Panel Attributes
Weight: unknown
Cell Type: Monocrystalline
Cell Count: unknown
Glass Thickness: unknown
Juntion Box Protection Class: unknown
Cable Length: unknown
Glass Type: Tempered