<p dir="ltr">Well, I'm not sure I'd come to the same conclusion about replacing wiring or not renovating the D192s but if spending that much, the relays seem like a very small part of the work.</p>
<p dir="ltr">If you do go the way on one bull switch, make sure it and the wiring is designed for the inrush of the whole rig powering at once. Just make sure your electrical engineer knows the inrush ratings of a full rig.</p>