Block detector module, does not get hot like other detectors, detection range .010 to 20 Amps. Connects to AIU-01 or most other signal systems (open collector output)
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Signal decoder for up to 4 signal heads.

Signal Decoder plus Detector, controls 2 signal heads, use with DCC
Works with double gapped or common rail layouts
Can operate any signals on the market (searchlight, 2/3 light, position light)
Up to 32 different aspects
Each Sig-12 operates 2 signal heads
Simple signals to full prototype with interlockings
Automatic operation can be overriden by computer or CT panel if desired