nick hull wrote:
Most likely, but will detonate if some fool flips it in use. I used a
15A toggle to switch a 15 amp magnet, with a BIG sign to NEVER flip the
switch unless the magnet was OFF. (I used it to reverse field at truly
tiny currents) Sure enough, some fool flipped the toggle at max current
and it blew up like a hand grenade, ...

Thank you! That's exactly what I wanted to know. Well, I would have
preferred the answer to be "You'll be OK". But a definite answer is
still good G.

My load is strictly resistive (heater), but I'm still going to go with a
rated switch from McMaster. My wife would be VERY annoyed to have the
dryer blow up in her face!!

Thanks!!
Bob