Märklin 72760 Signal control box for advanced signals
Signal Control Box for Advanced Signals
Available from supplier
Signal control box for the 70361, 70381, 70391, 70392, 70411, 70412, and 70421 semaphore/target signals and for the 764xx series color light signals. This control box is for operating up to 4 signals. A multi-conductor cable with plugs is included for connecting control boxes together.