![Digitrax - BD4N DCC 4 Block Occupancy Detector](http://nscalewherehouse.com/cdn/shop/products/BD4N_{width}x.jpg?v=1618590637)
Digitrax - BD4N DCC 4 Block Occupancy Detector
Low cost, High-Sensitivity DCC block occupancy detector.
Adjustable resistance/current detection ( DS ) trip threshold.
Low cost, High-Sensitivity DCC block occupancy detector.
Adjustable resistance/current detection ( DS ) trip threshold.