I need an (off)-on or an (off)-on-(off) "push-to-break" switch for residential use I have a humidity sensing exhaust fan in my bathroom. When the fan has power and senses humidity, it will run the fan until the humidity is removed. If you want to turn the fan on manually (in a stinky situation)...

I need to install a push button momentary switch or push to break switch for an enclosed light inside a cabinet. The idea is that when the door is close, the circuit is broken and the light cannot come on. When open, the light will come on (I plan to have a normal switch to turn on/off the light...