Is there a formula or application that i can use?
What about a nice Computer PSU
The relays are Songle SRD-05VDC-SL-C.
I need things like that so if you have more like those, you might think a newbie could get good use of, then do please post them.
Was it close or way out there?
I'm digging for a 6v 1a that should be the end of the heat problem