SoundTraxx

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...

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...

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...

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...

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...

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...

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.'...

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...

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...

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...

Our newest speaker is the Mini Cube 3. We just love the amazing sound that you can get out of this tiny speaker. The Mini Cube 3 is only 12 x 5.5 x 3mm, but the sound it produces will blow your...

Introducing The More Compact CurrentKeeperII! Not all models are made the same, and some are a TIGHT fit for a decoder installation. The CurrentKeeper is now available in two sizes to fit more models...

Easily adapt any SoundTraxx 21PNEM decoder to an NMRA 9-Pin DCC "quick plug" equipped model. This adapter can also be used with SoundTraxx 9-Pin JST power harness (p.n. 810069) to create a...

Easily connect a CurrentKeeper or extra capacitor to any SoundTraxx decoder equipped with a 2-pin "Quick Plug" to improve performance over dirty track and switches.

Replacement 4-wire speaker and lighting harness for Tsunami2 and Econami Digital Sound Decoders.

Replacement 8-wire power harness for all TSU-1100 or ECO-100 Digital Sound Decoders.

Our tiniest speaker comes with a properly proportioned speaker enclosure and provides remarkable volume for tiny models! Dimensions: 13 x 9 x 9.4mm(D)Frequency Response: 100Hz -...

This tiny speaker comes with a properly proportioned speaker enclosure and provides great results for space-constrained models! Dimensions: 16 x 12 x 11.3mm(D)Frequency Response: 300Hz -...

Suitable for many HO and larger models.  Dimensions: 28 x 4.5mm(D)Frequency Response: 320 Hz - 18kHzPower: 1 Watt (Nominal) 2 Watts (Peak)Impedance: 8 Ohms

Available in 10-foot lengths, this ultra-flexible 30AWG wire makes decoder installations a breeze. We offer 11 colors to match the NMRA and SoundTraxx standards.