Select the panel you want to replace
Voc
40.89 V
Vmpp
34.62 V
Isc
15.78 A
Impp
14.88 A
TcVoc
-0.25 %/°C
TcPmax
-0.29 %/°C
Pmax
515 W
Cells
108
Bifaciality
80%
The Suntech STP515S-H54-Nth+ is a 515 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.