I was looking at this: [image] Reed Switch - Insulated - COM-10601 - SparkFun Electronics This is a small device called a [reed switch](http://en.wikipedia.org/wiki/Reed_switch). When the device is exposed to a magnetic field, the two ferrous ma but a magnet…

Can a reed switch be normally closed?

Grumpy_Mike April 9, 2012, 1:05pm 5

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