TTSS4T Sensor Signal (Theatre Indicator) 3 Aspect Distant Fordhampton-Kits for the first time ever

for the first time ever

LENGTH 32mm

STRAIGHT LENGTH 246mm

makes this a must-have for any railway

Total Parts: 1280+

TTSS4T Sensor Signal (Theatre Indicator) 3 Aspect Distant Fordhampton-Kits for the first time everWith 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