The Hornby R955 ZERO 1 R951 Slave Control Unit is a digital controller designed for model railways and trains in the OO gauge scale. It is specifically compatible with the DCC control system and is perfect for powering and controlling your train layout. This control unit allows for precise control over your trains, making it an essential component for any model railway enthusiast looking to enhance their collection with digital control devices. un boxed but will be well packaged
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