What is the advantage, if any, of a 3-wire submersible pump over
My driller steered me away from 3-wire because of the extra expense of
a control box, a larger cable to drop, and other considerations (which
I forgot quite efficiently, thank you).
I'm guessing with a 3-wire you can use 240V --so it's for the larger
Why do they even make a 1-hp 3-wire pump?