RE: should be an easy question...

["Randall" <tr3driver@comcast.net>]

> any reason I can't or shouldn't use a 250V/10A toggle switch to switch a
> 12V/~3A line?  using it to switch low voltage under-cabinet lights on
> and off after the wall switch.

Should be no problem, since both ratings exceed what you're doing.

> wife caught me moving the dryer out to get access to its outlet and
> that's the only switch I have here at the moment.

You're lucky you were only sentenced to wiring under-cabinet lights ... Next
time ask permission !  (IMHO)

Randall