Derby Talk

Ohhhhhhhhhhhhhh. Of course. Cause door locks can be manually articulated. I knew I was being obstuse. A million thanks.

Okay... if you wire a solenoid with two wires into a circuit with 12V going to it and only a momentary switch, how does the polarity reverse to the other wire in the solenoid to reset the solenoid? I didn't think I was this stupid when it came to DC voltage but I feel like I'm missing something big....

gpraceman: Can you help me with your mods to the circuit. I don't really know what a mosfet is, what it does, or how it is supposed to be wired in this circuit. The link on 5 J's original post take you to a page with a panoply of electronics, none of which are called mosfet. I just want to buy the c...