TOMIX N Starter Set SD 923 Dr. Yellow is a detailed model train designed for entry-level railway modelling in N gauge.

Featuring:

• Detail & Finish: 4-car SD 923 “Doctor Yellow” electric track inspection train with printed car numbers and JR markings.
• Drive & Performance: One powered car fitted with a motor and flywheel drive.
• Control & Compatibility: Analogue DC operation with included TOMIX PU-N600 controller.
• Couplings & Integration: Factory-installed couplers suitable for use within the supplied train set.

Model Dimensions (Approximate):

• Scale: N gauge
• Gauge: 9 mm

Technical Specifications:

• Brand: TOMIX
• Model Type: Passenger train starter set
• Era / Prototype: 923 series “Doctor Yellow” Shinkansen inspection train
• Control System: DC analogue
• Lighting: Head and tail lights
• Power Source: Track-powered
• Assembly: Ready-to-run
• Included: 4-car Doctor Yellow train set, track sections, PU-N600 controller, DC feeder, power supply, and instruction manual

Ideal for beginners starting an N gauge layout or enthusiasts looking for a complete starter set centred on an iconic Japanese inspection train, offering straightforward setup and reliable DC operation.

Why this model matters

The SD 923 Doctor Yellow is a distinctive and well-known Shinkansen inspection train, and this starter set combines the recognisable train with essential TOMIX track and control components. It provides an accessible introduction to N gauge railway modelling while showcasing a unique prototype rarely seen in regular passenger service.

How to use it

Assemble the supplied track on a flat surface and connect the PU-N600 controller and DC feeder to the power supply. Place the train on the rails and control speed and direction using the DC controller. Keep track and wheels clean for consistent operation, check couplings before running, and store the train and track safely when not in use.