Originally Posted By BDW
Still need to combine start and run, relays aren't small.


Yes, they are. Every new car out there used a bunch of relays to power high loads. they are not big, they are not expensive and they are not a mystery to be avoided.

Nor do you need to dance around in the nude and sacrifice a chicken to the god of electrons.

Any other objections?


This 30A automotive grade relay is 2" tall and about 1.24" square, Under $4 and includes a mounting tab.

the connector if you want one. Under $4 again.

They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.