SolarWish

Comparing 2 Solar Panels

Side by side on wattage, efficiency, temperature performance and warranty. Winners are highlighted per row.

Silfab
Silfab SIL-490 HN (490W)
76
SCORE
Vikram Solar
Vikram Solar PARADEA VSMDH.72.540.05 (540W)
76
SCORE
DC Electrical Characteristics
STC Power Rating 490W490540540W490540
PTC Power Rating 456.48W456.48504.13504.13W456.48504.13
STC Power per unit of area 19.4W/ft (208.8W/m)19.5W/ft (209.4W/m)
Peak Efficiency 0.20880.20880.20940.20940.20880.2094
Power Tolerances 0%/+10%data not available
Number of Cells 156721567272156
Imp 10.83A10.8312.9512.95A10.8312.95
Vmp 45.23V41.745.2341.7V41.745.23
Isc 11.36A11.3613.6413.64A11.3613.64
Voc 53.96V49.553.9649.5V49.553.96
NOCT 45°C45°C
Temp. Coefficient of Power -0.36%/K-0.35%/K
Temp. Coefficient of Voltage -0.151V/K-0.134V/K
Series Fuse Rating 20A202525A2025
Maximum System Voltage 1500V1500V
Mechanical Characteristics
Type MonoMono
Output Terminal Type Multicontact Connector Type 4Multicontact Connector Type 4
Frame Color ClearBlack
Backsheet Color Whitedata not available
Length 89.1in (2,263mm)89.5in (2,274mm)
Width 40.8in (1,037mm)44.6in (1,134mm)
Depth 1.4in (35mm)1.4in (35mm)
Weight 56.9lb (25.8kg)73.6lb (33.4kg)
Installation Method Rack-MountedRack-Mounted
Warranty and Certifications
80% Power Output Warranty Period 25yrsdata not available
90% Power Output Warranty Period 12yrsdata not available
Workmanship Warranty Period 25yrs122512yrs1225
UL Fire Classification Type 1Type 2
Compliances UL 1703, IEC 61215, IEC 61730UL 1703, IEC 61215, IEC 61730
CSI Listed