HO Dr Steam Loco 01504 Black III is a detailed model train designed for authentic railway modelling in H0 scale.
Featuring:- Detail & Finish: Features a black paint scheme with white decorative stripes and red running gear, Boxpok wheels, specially designed Witte smoke deflectors, continuous dome streamlining, side cladding along the running boards, pierced bar frames, and separately applied details. The model represents locomotive 01 504 as it appeared during the 1960s.
- Drive & Performance: Equipped with a controlled high-performance motor with a flywheel mounted in the boiler, three driven axles, and traction tires.
- Control & Compatibility: Fitted with an mfx+ digital decoder with extensive light and sound functions.
- Lighting & Smoke: Features a built-in smoke unit as standard, directionally changing triple headlights, and digitally controllable cab lighting using maintenance-free warm-white LEDs.
- Couplings & Integration: The locomotive and tender feature close coupling with guide mechanisms. The tender has a close coupler with an NEM pocket.
- Length: 282 mm over the buffers
- Scale: H0 / 1:87
- Brand: Märklin
- Model Type: Locomotive
- Era / Prototype: Era III; Class 01.5 express steam locomotive, GDR German State Railroad (DR/GDR) "Reko" version
- Control System: mfx+ digital
- Minimum Curve Radius: 360 mm
- Lighting: Directionally changing triple headlights and digitally controllable cab lighting with maintenance-free warm-white LEDs
- Coupler Type: Close coupler with NEM pocket on the tender
- Material: Locomotive and tender constructed mostly of metal
- Power Source: Track-powered
- Included: Protective piston sleeves and brake hoses
Ideal for modellers building a detailed H0 layout and collectors of Era III DR rolling stock seeking a feature-rich Class 01.5 steam locomotive with digital sound, lighting, and smoke functions.
Why this model mattersThis Märklin model represents DR Class 01.5 locomotive 01 504 in its 1960s appearance, combining distinctive prototype features with an mfx+ digital decoder, extensive sound functions, a built-in smoke unit, and detailed metal construction. Its 360 mm minimum operating radius and close-coupling arrangement provide defined layout requirements for integration.
How to use itPlace the locomotive on compatible H0 track and operate it using a compatible digital control system for its mfx+ functions. Observe the specified 360 mm minimum radius during layout operation. Keep the track and wheels clean for dependable electrical contact, check the locomotive and tender coupling before running, and store the model safely when not in use.

