Circuitron A 5204 DT-4 Rolling Stock Detector REC_SES_373 Norfolk Southern and CSX have

Norfolk Southern and CSX have rebuilt hundreds of SD40-2s to extend their operating life

Serving 35 states at its peak

using diecast and plastic as appropriate to create a model worthy of your layout

Features finely molded detail

Circuitron A 5204 DT-4 Rolling Stock Detector REC_SES_373 Norfolk Southern and CSX haveIdeal for spotting a hidden train or piece of rolling stock. Four independent detection units combined onto one circuit board, can be used separately or together to control external devices. Supplied with four Opto Sensors that mount between rails to detect movement. When train covers a sensor, the unit activates any connected DC accessory, such as an indicator light on a control panel. Independent sensitivity controls are provided for adjusting each