Select the panel you want to replace
Voc
41.6 V
Vmpp
34.3 V
Isc
16.02 A
Impp
15.31 A
TcVoc
-0.24 %/°C
TcPmax
-0.29 %/°C
Pmax
525 W
Cells
108
The Trina Solar TSM-NEG18R.28-525 is a 525 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.