2 Rail Prr Position Light Signal - 4 Pack
This unique signal design was a familiar site on the far-flung PRR system and remains in use today. Like all 21st Century Signal systems, it is constructed of finely-detailed brass, die-cast and ABS parts and features the same easy, realistic operation that is an acclaimed hallmark of the Atlas O system.
Connect power from transformer to signal circuit board.
Connect a single wire from an insulated track section on your 3-rail layout (or detector on your 2-rail layout).
Plug in your signal to signal circuit board