Ok so the whole time I’m trying to figure out how to wire multiple relays after the switch in a way that allows the polarity to be reversed on a regular automotive relay

Quote Originally Posted by gregski View Post
The toggle switches would drive the relay coil and the relay would switch the actual power lines to the pumps.
I think you’re telling me to use a polarity reversing relay. Something like this:

http://www.drivetrainamerica.com/buy...sing-solenoid/

That would make the wiring substantially easier. Is that what you mean?

Thx!