TTSS4L Sensor Signal (LH Feather) 3 Aspect Distant Grass 1x Fix Action tunnel

1x Fix Action tunnel

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The locomotive has a powerful motor as well as a headlight

Drummond designed the class for use on the intensive London network of the London & South Western Railway (LSWR)

TTSS4L Sensor Signal (LH Feather) 3 Aspect Distant Grass 1x Fix Action tunnelWith the use of the Sensor Signal developed by Train Tech you can easily add automatic signalling into your layout in seconds. The signals work by detecting a locomotive, or full train passing by it using a very small infrared sensor built in to the signal base. As soon as the locomotive has passed the sensor the signal changes to yellow and will stay yellow for about seven seconds to let the train clear the block. It then reverts back to green. If