If you have multiple aspect signals (3 and 4) the yellows are also incorporated into this sequence. These signals are easy to set up and only require a single wire to link them all together to the sequence.
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Here to view the full range of Train Tech Ground Signals.
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These kits are quick and easy to build and only require a small amount of soldering. The character on the indicator can be designed by changing the holes on the matrix. This kit contains the LED Stem, Signal Pole, 3 Different Aspect Covers (2, 3 and 4), the Back Switch Casing and the Ladder.
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SS10L - 4 Multi Aspect Modern Dual Lens Automatic Signal with Left Feather. A sensor is built into every signal so there is no wiring or extra circuit boards etc. • Signal senses train and changes signal until train safely past.
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If you have multiple aspect signals (3 and 4) the yellows are also incorporated into this sequence. These signals are easy to set up and only require a single wire to link them all together to the sequence.
eBay