DCC Decoders

A true pioneer in the model train industry, SoundTraxx has been creating innovative products for the discriminating model railroader since 1990. We proudly design and manufacture our industry-best products right here in the USA, and our friendly customer...

HO-scale, 4-function decoder that measures 25.1 x 15.6 x 4.7mm. This decoder has a 21-pin connector arranged according to the NMRA Standard that easily plugs into the factory-installed PCB of many models. This decoder will operate in DCC...

HO-scale, 4-function decoder that measures 25 x 16 x 6mm with a 9-pin ‘universal’ JST wiring harness that is mostly used in older pre-DCC or brass models. This decoder will operate in both DC and DCC. Dimensions: 25 x 16 x 6mmMax. Motor...

HO-scale, 4-function decoder that measures 25 x 16 x 6mm with a 9-pin JST to 8-pin NMRA wiring harness that can be used in many DCC-ready models that have an NMRA 8-pin socket. This decoder will operate in both DC and DCC. Dimensions: 25 x 16 x 6mmMax...

HO-scale, 4-function decoder that measures 74 x 17 x 3mm designed to replace the existing manufacturer light board in Atlas HO diesel models, some InterMountain Railway models, and those using a similar physical design. This decoder will operate in both...

HO-scale, 2-function decoder that measures 17 x 17 x 7mm in a plug-and-play format suitable for use with a variety of models. It is manufactured with an NMRA compatible 8-pin ‘direct-plug.' This decoder will operate in DCC only. Dimensions: 17 x...

Z/N-scale, 2-function decoder that measures 13 x 9 x 3mm with an attached wire harness, or ‘squid cable,' for easy installation in some Z and most N-scale models. This decoder will operate in DCC only. Dimensions: 13 x 9 x 3mmMax. Motor Stall...

Z/N-scale, 2-function decoder that measures 13 x 9 x 3mm and is available with a 6-pin NEM651 connector popular in many European models. This decoder will operate in DCC only. Dimensions: 13 x 9 x 3mmMax. Motor Stall Current: 1A Max. Function...

Your train is no longer limited to locomotive sounds! This 16-bit, universal-style Digital Sound Decoder is the only DCC decoder to replicate railcar sounds and lighting effects. It includes selections for livestock sounds, airhorns, whistles, bells, and...

This set of four 8-pin connectors is designed to facilitate wiring in locomotives equipped with a DCC-ready socket.

The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple added features. This mother board does not include the 21-Pin Decoder. This mother board requires soldering. This printed circuit board is NOT INTENDED FOR USE IN...

Dimensions: 0.595" x 0.390" (15mm x 10mm)  Direct plug in to locos equipped with Next18 (NEM-662) socket  Features of this decoder: Silent Running(TM) Torque compensated motor drive Torque Compensation for ultra smooth low speed...

N Scale N14K2 Drop-In Control Only Decoder. Includes pre-soldered motor clips.

Drop in decoder for Kato N scale. Includes pre-soldered motor clips. Works for: Athearn EMD F45 Athearn EMD FP45  Kato "Gevo" ES44AC  Kato AC4400  Kato C30-7  Kato GE C44-9W Kato SD40-2 early versions Kato ES44  ...

Plug in 4 function decoder with 6 pin NEM 651 connector Dimensions: 2.65 X 8.77 mm Includes pins 19.41 mm

This HO sized decoder is designed for use in HO Locomotives: Kato RS2/RSC2 and C44-9 Stewart VO-1000 Intermountain F7 Atlas U23B and U30B The easiest installation possible, just plug it in! 1.3 Amp rating (2 Amp peak). Six function outputs and...

 The LokSound 5 micro is a “little wonder”: With only 21mmx10mm footprint, it is by far one of the smallest LokSound decoders we’ve ever built. Thus it should fit into all N gauge and TT vehicles, but is also suitable for small H0 vehicles. All...

With its unique design the LokSound 5 Direct DCC can easily replaceboards that provide poor motor control, low volume, or generally inferiorsound. Not only will the decoder work fine with most factory installedspeakers, but it will sound even better with...

  LokSound 5 micro DCC "blank decoder", 8-pin NEM652, gauge: N, TT, H0   The LokSound 5 micro is a “little wonder”: With only 21mmx10mm footprint, it is by far one of the smallest LokSound decoders we’ve ever built. Thus it should fit...