Busch Train-Tronic Miniature Infrared Unit

These modern products allow electronic switching control of traffic and verification of function of switches, signals, etc. TRAIN-TRONIC is designed for use of all AC/DC train systems and guages.

This unit has two parts. The transmitter which sends the invisible light beam and the receiver. Whenever an object interrupts the beam, the unit activates whatever switches are connected to it, crossing gates, timer, relays, etc.