At each end of the track, an insulated rail gap to stops the train until the track current is automatically reversed by the module and the train will start traveling in the opposite direction.

The BLOCKsignalling Simple Shuttle is designed to automate a DC model train running backwards and forwards along a single length of track.

The time between each change in direction can be changed by a simple screwdriver adjustment.  The delay time for each direction is adjustable between 1 second and 10 minutes.

• Automatically operates a train backwards and forwards along a single line
• Waiting time at the ends can be varied with a simple screwdriver adjustment
• Leds on the module show which way the train is running
• Microprocessor controlled for accuracy
• Simple wiring and operation 
• Requires a 12V DC Power Supply