NCE BD20 Block Detector Module REC_SES_103 This is a set of

This is a set of five Holstein cows and two calves

The transistor outputs of the Extension module are meant for illuminating track sections

later the 288 002

One worker rests while another sits on the crate eating a sandwich

even on curved and uneven track

NCE BD20 Block Detector Module REC_SES_103 This is a set ofDetects DCC track current being drawn through a single track feeder. Isolated so there is no direct electrical connection to the track. Needs no external power for most operations. Can be connected to the NCE AIU01 or Mini Panel. Can an light up LED or operate a relay when used with external DC power (5 12 Volts). Suitable for DCC track power up to 20 Amps.