Select the panel you want to replace
Voc
38.72 V
Vmpp
32.33 V
Isc
14.25 A
Impp
13.3 A
TcVoc
-0.25 %/°C
TcPmax
-0.29 %/°C
Pmax
430 W
Cells
108
The Suntech STP430S-C54/Nshm is a 430 W solar panel. Finding a compatible replacement requires matching the original electrical characteristics — particularly Voc, Vmpp, Isc, and temperature coefficients — to ensure safe operation within the same string.
Use the form above to find panels that match these specifications. Then verify the replacement in the String Compatibility Calculator with your inverter.