Hi all, I don't know if what I'm looking for is even possible, but I'm looking for something like a reversed electro-magnet: a magnet which is normally on (without using power), but can be turned off using an Arduino. I'm going to use it to hold a box lid closed against a little force (something yo…

a magnet which can be turned off (but doesn't require power to stay on)

Chagrin September 16, 2016, 2:06pm 7

You're describing an "Electropermanent Magnet". Google the "OpenGrab" and you'll have what you're looking for.

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