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SoundTraxx

SoundTraxx - Squeaky's Trains & Things

SoundTraxx brings new dimensions in digital sound technology to your model railroad. Regardless of your scale or prototype, they have a sound system for you! They manufacture all of their Digital Sound Decoders in the USA, right here in Durango, Colorado. Their professional sound engineers record and edit their sound files and test their decoders multiple times before they ship to ensure top quality.

140 products


  • SoundTraxx 882004 | Econami ECO-PNP Diesel (2-amp) Digital Sound Decoder SoundTraxx 882004 | Econami ECO-PNP Diesel (2-amp) Digital Sound Decoder

    SoundTraxx SoundTraxx 882004 | Econami ECO-PNP Diesel (2-amp) Digital Sound Decoder

    9 reviews

    8 in stock

    The 2-amp Econami ECO-PNP universal-style Digital Sound Decoder is suitable for a wide variety of models from HO to S scale. This decoder includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: Diesel Dimensions: 74 x 17 x 5mm Max. Motor Stall Current: 2A Max. Function Current: 100mA (each output) Function Outputs: 6 Audio Amplifier: 2 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 12

    8 in stock

    £53.11

  • SoundTraxx 810140 | CurrentKeeper™

    SoundTraxx SoundTraxx 810140 | CurrentKeeper™

    4 reviews

    9 in stock

    The SoundTraxx CurrentKeeper™ is designed to add additional power capacity to any decoder installation. It can be used to overcome dirty track, limited electrical pickup or dead frogs to ensure reliable operation of any locomotive in your fleet. It measures 40 x 6 x 11mm.

    9 in stock

    £20.60

  • SoundTraxx 810160 | CurrentKeeperII™ SoundTraxx 810160 | CurrentKeeperII™

    SoundTraxx SoundTraxx 810160 | CurrentKeeperII | Multi Scale

    3 reviews

    9 in stock

    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 and make your installs easier! Keep more of your trains running even over dirty track and switches!  The NEW SoundTraxx CurrentKeeperII™ is designed to add additional power capacity to any decoder installation. It can be used to overcome dirty track, limited electrical pickup or dead frogs to ensure reliable operation of any locomotive in your fleet. It measures 20.1 x 13.2 x 11mm. ● Maintains power to the decoder for up to 6 seconds during electrical interruptions● Compatible with NMRA DCC Standards & Recommended Practices

    9 in stock

    £20.60

  • SoundTraxx 884007 | TSU-2200 Steam-2 Digital Sound Decoder | Tsunami2 2-amp SoundTraxx 884007 | TSU-2200 Steam-2 Digital Sound Decoder | Tsunami2 2-amp

    SoundTraxx SoundTraxx 884007 | TSU-2200 Steam-2 Digital Sound Decoder | Tsunami2 2-amp

    7 reviews

    4 in stock

    The TSU-2200 is a versatile Digital Sound Decoder that is suitable for a wide variety of models from HO to S scale. You will feel like you are in the cab with the amazing new features that Tsunami2 has to offer including: Reactive Dynamic Digital Exhaust, Functioning locomotive and train brakes, injectors, power reverse, and firebox flicker. We also offer a large selection of selectable sound effects including: exhaust chuffs (10), prime movers (up to 12), bells (12), Whistles (90), airhorns (40+), couplers, dynamos and more! This 2-amp, universal-style format, and includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: Steam-2 Dimensions: 35 x 18 x 6mm Max. Motor Stall Current: 2A Max. Function Current: 100mA (each output) Function Outputs: 6 Audio Amplifier: 2 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 16

    4 in stock

    £83.74

  • SoundTraxx 810153 | 28mm (1″) 8-ohm, 2 Watt Round Speaker SoundTraxx 810153 | 28mm (1″) 8-ohm, 2 Watt Round Speaker

    SoundTraxx SoundTraxx 810153 | 28mm (1″) 8-ohm, 2 Watt Round Speaker

    2 reviews

    1 in stock

    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

    1 in stock

    £8.10

  • SoundTraxx 810123 | NMRA 8-pin Connector (set of 4) SoundTraxx 810123 | NMRA 8-pin Connector (set of 4)

    SoundTraxx SoundTraxx 810123 | NMRA 8-pin Connector (set of 4)

    5 in stock

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

    5 in stock

    £8.72

  • SoundTraxx 810155 | Mini Cube 2 Oval Speaker/Baffle SoundTraxx 810155 | Mini Cube 2 Oval Speaker/Baffle

    SoundTraxx SoundTraxx 810155 | Mini Cube 2 Oval Speaker/Baffle

    1 review

    4 in stock

    SoundTraxx’s 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 – 10kHzPower: 40mW (Nominal) 75mW (Peak)Impedance: 32 Ohms Note: When using this speaker with a decoder that has a 1-2 Watt, 8 Ohm  amplifier; it must be wired in parallel with another 32 Ohm speaker to create a 16 Ohm load for the amplifier.

    4 in stock

    £10.28

  • SoundTraxx 852005 | DCC Mobile Decoder MC1H104P21

    SoundTraxx SoundTraxx 852005 | DCC Mobile Decoder MC1H104P21

    5 in stock

    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 only. Dimensions: 25.1 x 15.6 x 4.7mm  Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 4 DCC Track Voltage: 21 Volts Maximum

    5 in stock

    £17.47

  • SoundTraxx 882006 | Econami ECO-21PNEM (1-amp) Digital Diesel Sound Decoder | HO Scale

    SoundTraxx SoundTraxx 882006 | Econami ECO-21PNEM (1-amp) Digital Diesel Sound Decoder | HO Scale

    2 reviews

    3 in stock

    The Econami ECO-21PNEM 1-amp Digital Sound Decoder simply plugs into models equipped with an NEM-supported 21-pin socket. The ECO-21PNEM can be wired to a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: Diesel Dimensions: 30.5 x 15.5 x 6.55mm Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 6 Audio Amplifier: 2 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 12

    3 in stock

    £53.11

  • SoundTraxx 810113 | 35 x 16mm Oval 8-ohm Speaker

    SoundTraxx SoundTraxx 810113 | 35 x 16mm Oval 8-ohm Speaker

    2 reviews

    4 in stock

    This small oval speaker is ideal for narrow hood diesels. Dimensions: 35 x 16 x 8mm(D)Frequency Response: 250Hz – 13kHzPower: 1 Watt (Nominal) 2 Watts (Peak)Impedance: 8 Ohms

    4 in stock

    £9.97

  • SoundTraxx 810135 | 9-pin JST to NMRA 8-pin Wiring Harness SoundTraxx 810135 | 9-pin JST to NMRA 8-pin Wiring Harness

    SoundTraxx SoundTraxx 810135 | 9-pin JST to NMRA 8-pin Wiring Harness

    3 in stock

    The SoundTraxx 9-pin JST to NMRA 8-pin wiring harness easily converts TSU-2200 or ECO-200 Digital Sound Decoders to plug and play decoders for use with models equipped with an NMRA 8-pin socket.

    3 in stock

    £8.72

  • SoundTraxx 810112 | 25 x 14mm Oval 8-ohm Speaker

    SoundTraxx SoundTraxx 810112 | 25 x 14mm Oval 8-ohm Speaker

    2 reviews

    1 in stock

    This small speaker is perfect for narrow hood diesels and anywhere else where space is at a premium. Dimensions: 25 x 14 x 5.2mm(D)Frequency Response: 300Hz – 20kHzPeak Power: 1.5 WattsImpedance: 8 Ohms

    1 in stock

    £9.97

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