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Decoder Tester

Decoder Tester

SKU: 1595

This premium decoder tester provides an easy way to test and program your decoder prior to installation, or perform diagnostics.


Included on this tester:

  • 8x LED's (with built-in resistors) for testing light functions
  • 28mm WOWSpeaker built in for sound decoders
  • 5-pole, KATO motor
  • On-board power supply for use with NEM651 decoders


The TCS decoder tester is mounted on four soft rubber feet. The TCS decoder tester sets up in seconds with the simple attachment of track power via screw terminals. Our tester is 100% compatible with any command station

Connections included for your decoder:


  • 8-Pin NMRA (NEM 652 Standard)
  • 21-Pin MTC (NEM 660 Standard)
  • 6-pin inline (NEM 651Standard)
  • 22-Pin Plux (NEM 658 Standard)
  • Next18 (NEM 662 Standard)
  • 21-Pin TCS (modified NEM 660 for onboard logic circuits - not current TCS production)
  • Screw Terminals (for hard-wire decoders or for use with the TCS expansion board)


Connect a DT-AUX board for even MORE connections!

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