Alternative To Ranco Controller

[Bryan]

Yes, and the heater to come on when it hits the low setting

e.g

fan on 82.0
fan off at 81.5

heater on at 80
heater off at 81

You can set the setpoint to what ever you want ,to 0.1 from each other.

Originally Posted by Canadian Man

could this be used to hook up a fan to and have the fan turn on when the temp of your water get's to a certain point?