Can be used with any signal that has 3 terminal screws.

Multiple hook up configurations, use an insulated track section, use a pressure switch under the track, run from track voltage or hook up directly to a spare transformer.

Instructions included

Warranted for life by the manufacturer. If you have any problems, just send the unit back and include $1.00 to cover return postage and we will repair your unit or send a new one back to you! 

Order as many as you need ( 1 for each signal )