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SoundTraxx: Premium Model Train Sound Systems

SoundTraxx: Premium Model Train Sound Systems - Squeaky's Trains

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.

141 products


  • SoundTraxx 885028 | Tsunami2 TSU-N18 ALCO Diesel Digital Sound Decoder - Squeaky's Trains SoundTraxx 885028 | Tsunami2 TSU-N18 ALCO Diesel Digital Sound Decoder - Squeaky's Trains

    SoundTraxx SoundTraxx 885028 | Tsunami2 TSU-N18 ALCO Diesel Digital Sound Decoder

    1 in stock

    BIG sound in a small package! The small size of our new Tsunami2 TSU-N18 decoder makes it ideal for both N and small HO models that come equipped with a NEXT18 socket. Installations can’t get any easier. Simply plug this decoder in and enjoy all of the Tsunami2 features you know and love! 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 in each diesel version), Whistles (90), airhorns (40+), couplers, dynamos and more! The TSU-N18 can be wired to a CurrentKeeper (P.N. 810140 or 810160) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: ALCO Diesel Dimensions: 25 x 9.5 x 4.1mm Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 6 Audio Amplifier: 1 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 16 Tsunami2 Digital Sound Decoders integrate a full-featured sound system, Hyperlight™ lighting effects, Hyperdrive2™ advanced motor control, and a DCC decoder into a single package. Tsunami2 Digital Sound Decoders offer 20+ lighting effects in each model! Other popular Tsunami2 features include: Reactive Dynamic Digital Exhaust, Functioning locomotive and train brakes. We also offer a large selection of selectable sound effects including: 8 manufacturer specific prime movers, bells (12), airhorns (40+), couplers, compressors, and more!

    1 in stock

    $100.76

  • SoundTraxx 884010 | Tsunami2 TSU-N18 Steam-2 Digital Sound Decoder | N Scale - Squeaky's Trains SoundTraxx 884010 | Tsunami2 TSU-N18 Steam-2 Digital Sound Decoder | N Scale - Squeaky's Trains

    SoundTraxx SoundTraxx 884010 | Tsunami2 TSU-N18 Steam-2 Digital Sound Decoder | N Scale

    1 review

    1 in stock

    BIG sound in a small package! The small size of our new Tsunami2 TSU-N18 decoder makes it ideal for both N and small HO models that come equipped with a NEXT18 socket. Installations can’t get any easier. Simply plug this decoder in and enjoy all of the Tsunami2 features you know and love! 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 in each diesel version), Whistles (90), airhorns (40+), couplers, dynamos and more! The TSU-N18 can be wired to a CurrentKeeper (P.N. 810140 or 810160) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: Steam-2 Dimensions: 25 x 9.5 x 4.1mm Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 6 Audio Amplifier: 1 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 16 Tsunami2 Digital Sound Decoders integrate a full-featured sound system, Hyperlight™ lighting effects, Hyperdrive2™ advanced motor control, and a DCC decoder into a single package. Tsunami2 Digital Sound Decoders offer 20+ lighting effects in each model! Other popular Tsunami2 features include: Reactive Dynamic Digital Exhaust, Functioning locomotive and train brakes. We also offer a large selection of selectable sound effects including: 8 manufacturer specific prime movers, bells (12), airhorns (40+), couplers, compressors, and more!

    1 in stock

    $100.76

  • SoundTraxx 810037 | Shrink Tube Assortment - Squeaky's Trains

    SoundTraxx SoundTraxx 810037 | Shrink Tube Assortment

    1 review

    3 in stock

    This assortment includes 6" each of 1/16", 3/32", 1/8" and 1/4" diameter tubing for insulating solder connections.

    3 in stock

    $10.66

  • SoundTraxx 810089 | 15mm (1/2") Round Speaker | Multi Scale - Squeaky's Trains

    SoundTraxx SoundTraxx 810089 | 15mm (1/2") Round Speaker | Multi Scale

    2 in stock

    This tiny speaker has a high-output and works well for N-scale and larger models. Dimensions: 15 x 3.5mm(D)Frequency Response: 780Hz - 15kHzPower: 0.3 Watt (Nominal) 0.5 Watt (Peak)Impedance: 8 Ohms

    2 in stock

    $11.16

  • SoundTraxx 810115 | 35 x 20mm Oval Speaker - Squeaky's Trains

    SoundTraxx SoundTraxx 810115 | 35 x 20mm Oval Speaker

    5 in stock

    If you have more space, this speaker is great for larger models. Dimensions: 35 x 20 x 5.3mm(D)Frequency Response: 300Hz - 5kHzPeak Power: 2 WattsImpedance: 8 Ohms

    5 in stock

    $12.76

  • SoundTraxx 810108 | 15mm Baffle Kit - Squeaky's Trains

    SoundTraxx SoundTraxx 810108 | 15mm Baffle Kit

    3 in stock

    This snap-together baffle kit is designed for use with our 15mm round speakers (P.N. 810089).

    3 in stock

    $6.36

  • SoundTraxx 810118 | 20mm Speaker Gasket Kit - Squeaky's Trains

    SoundTraxx SoundTraxx 810118 | 20mm Speaker Gasket Kit

    2 in stock

    Package of four gaskets for mounting our 20mm round speakers (P.N. 810053).

    2 in stock

    $6.20

  • SoundTraxx 810120 | 40 x 20mm Speaker Gasket Kit - Squeaky's Trains

    SoundTraxx SoundTraxx 810120 | 40 x 20mm Speaker Gasket Kit

    5 in stock

    Package of four gaskets for mounting our 40 x 20mm oval speakers (P.N. 810103).

    5 in stock

    $6.20

  • SoundTraxx 886002 | TSU-2200 Tsunami2 (2-amp) Electric Sound Decoder - Squeaky's Trains SoundTraxx 886002 | TSU-2200 Tsunami2 (2-amp) Electric Sound Decoder - Squeaky's Trains

    SoundTraxx SoundTraxx 886002 | TSU-2200 Tsunami2 (2-amp) Electric Sound Decoder

    1 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: Electric 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

    1 in stock

    $107.16

  • SoundTraxx 885004 | TSU-1100 Tsunami2 (1-amp) Baldwin & Others Diesel Sound Decoder - Squeaky's Trains

    SoundTraxx SoundTraxx 885004 | TSU-1100 Tsunami2 (1-amp) Baldwin & Others Diesel Sound Decoder

    1 review

    1 in stock

    The TSU-1100 is one of SoundTraxx’s smallest sound decoders, yet is packed with a plethora of high-performance features! 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. SoundTraxx 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 micro 1-amp, universal-style format is ideal for small models with minimal space. It includes an optional capacitor or can be wired to a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: Baldwin & Others Diesel Dimensions: 27 x 10.5 x 5mm Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 4 Audio Amplifier: 1 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 16

    1 in stock

    $111.96

  • SoundTraxx 885003 | TSU-1100 Tsunami2 (1-amp) ALCO Diesel Sound Decoder - Squeaky's Trains

    SoundTraxx SoundTraxx 885003 | TSU-1100 Tsunami2 (1-amp) ALCO Diesel Sound Decoder

    1 in stock

    The TSU-1100 is one of SoundTraxx’s smallest sound decoders, yet is packed with a plethora of high-performance features! 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. SoundTraxx 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 micro 1-amp, universal-style format is ideal for small models with minimal space. It includes an optional capacitor or can be wired to a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches. Product Specifications: Sound Profile: ALCO Diesel Dimensions: 27 x 10.5 x 5mm Max. Motor Stall Current: 1A Max. Function Current: 100mA (each output) Function Outputs: 4 Audio Amplifier: 1 Watt, 8-Ohm Load DCC Track Voltage: 7.5V – 22V Sound Channels: 16

    1 in stock

    $111.96

  • SoundTraxx 885814 | TSU-PNP8  8 Function  Tsunami2 (2-amp) GE Diesel Sound Decoder - Squeaky's Trains SoundTraxx 885814 | TSU-PNP8  8 Function  Tsunami2 (2-amp) GE Diesel Sound Decoder - Squeaky's Trains

    SoundTraxx SoundTraxx 885814 | TSU-PNP8 8 Function Tsunami2 (2-amp) GE Diesel Sound Decoder

    1 review

    2 in stock

    The TSU-PNP8 is a universal factory board replacement sound decoder suitable for use in many manufacturer’s diesel models such as those made by Atlas, Athearn, and InterMountain Models. It 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 brakes, and train brakes. We also offer a large selection of selectable sound effects including: prime movers (up to 12), bells (12), airhorns (40+) and more! This decoder includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches.

    2 in stock

    $98.36

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