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TSU-2200 Digital Sound Decoders

The TSU-2200 is a universal 2-amp Digital Sound Decoder. It is suitable for a wide variety of models from HO to S scale, and includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches.

Dimensions: 35 x 18 x 6mm Max. Motor Stall Current: 2A
Max. Function Current: 100mA (each output) Function Outputs: 6
Audio Amplifier: 2 Watts, 8-Ohm Load DCC Track Voltage: 7.5V – 22V


The Tsunami2 line is equipped with powerful new amplifiers; therefore, it is important to choose a capable speaker to use with these decoders. Below you will find a list of speakers that are compatible with the TSU-2200.

P.N. Description P.N. Description
810153 28mm Round Speaker 810154 *15 x 12 x 11.5mm Mini Cube
810078 40 x 28.5mm Oval Speaker 810129 23mm Square Mega Bass Speaker
810113 35 x 16mm Oval Speaker 810130 27mm Round Mega Bass Speaker
810115 35 x 20mm Oval Speaker 810131 28mm Square Mega Bass Speaker

* Note:

The Mini Cube Speaker, P.N. 810154, can be used when wired in series with another Mini Cube Speaker.

MSRP $124.95
P.N. Description Sound Selection Reference
884002 TSU-2200 Steam (Discontinued 08/2018) Steam Sounds
884007 New! TSU-2200 Steam-2 Steam-2 Sounds
885005 TSU-2200 EMD Diesel EMD Diesel Sounds
885022 New! TSU-2200 EMD-2 Diesel EMD-2 Diesel Sounds
885006 TSU-2200 GE Diesel GE Diesel Sounds
885007 TSU-2200 ALCO Diesel ALCO Diesel Sounds
885008 TSU-2200 Baldwin & Other Diesels Baldwin & Other Diesels Sounds
886002 TSU-2200 Electric Locomotives Electric Sounds