I'm looking for a small switch that is sensitive to water, that can rest on a concrete floor raft, below foor boards which when in contact with a trace of water (water leak)will 'close' and allow me to connect to an alarm circuit.
Any help appreciated.
John
Don't know whether these US sources will help.
Perhaps build a switch out of a spr> I'm looking for a small switch that is sensitive to water, that can rest on
Thanks for the thought Bennet, sounds like a good idea.( your switch!).
Thanks John
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