Find replacement for Trina Solar TSM-NEG18R.20-495

495 W panel, 108 cells

Original Panel905

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String Compatibility Calculator

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How the Algorithm Works

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Panel Matcher

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Original Panel Specs

Voc

39.8 V

Vmpp

33.1 V

Isc

15.83 A

Impp

14.97 A

TcVoc

-0.24 %/°C

TcPmax

-0.29 %/°C

Pmax

495 W

Cells

108

The Trina Solar TSM-NEG18R.20-495 is a 495 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.