800-5401 AR-2 Automatic Reverse Circuit with Adjustable Delay 1-3-Scale All models feature either 8-spoke

All models feature either 8-spoke

retro designed toy allows your child’s imagination to flow and helps improve their fine motor skills and spatial awareness

F11 Spirax Valve

engineering and timeless design

a time of great expansion for the railroads with the transcontinental route and the settling of the Wild West

800-5401 AR-2 Automatic Reverse Circuit with Adjustable Delay 1-3-Scale All models feature either 8-spokeBD 2 Block Occupancy Detector Current Sensing Details: The CIRCUITRON BD 2 is a highly sensitive integrated circuit block occupancy detector designed for reliable operation across virtually all model railway scales and track power systems, including most forms of command control. It detects the presence of locomotives and lighted rolling stock by monitoring current draw through the rails, providing accurate and responsive block occupancy indication.