Compare Solar Panels & Manufacturers
Compare Voltech Engineers Voltech-250 vs Cixi City Rixing Electronics QJM120-72
Voltech-250
Model: Voltech-250
Series: Voltech-230-250
Manufacturer: Voltech Engineers
Rated Power: 250 Wp
Warranty Terms
Output Warranty:
unknown
Materials Warranty: unknown
Panel Performance
Rated Power: 250 Wp
Efficiency: 15.4 %
Voltage at Maximum Power VMPP: 30 V
Current at Maximum Power IMPP: 8.2 A
Open Circuit Voltage VOC: 36 V
Short Circuit Current ISC: 8.8 A
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: Polycrystalline
Cell Count: 60
Glass Thickness: unknown
Juntion Box Protection Class: unknown
Cable Length: unknown
Glass Type: unknown
QJM120-72
Model: QJM120-72
Series: QJM 120W
Manufacturer: Cixi City Rixing Electronics
Rated Power: 120 Wp
Warranty Terms
Output Warranty:
unknown
Materials Warranty: unknown
Panel Performance
Rated Power: 120 Wp
Efficiency: 17.26 %
Voltage at Maximum Power VMPP: 17.5 V
Current at Maximum Power IMPP: 6.86 A
Open Circuit Voltage VOC: 21 V
Short Circuit Current ISC: 7.68 A
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: 72
Glass Thickness: unknown
Juntion Box Protection Class: unknown
Cable Length: unknown
Glass Type: unknown