The Wire Guy Blog

Learn the breaker, wiring, disconnect, and panel requirements for an Arizona mini-split—and which work belongs to the electrician or HVAC technician.

Learn why Federal Pacific, Stab-Lok, Zinsco, and Sylvania panels draw safety and insurance concerns, plus how replacement works in Arizona.

Learn how cooling demand, time-of-use rates, pool pumps, and thermostat settings raise Phoenix summer electric bills—and which changes can help.

Learn why losing power to half a house can signal a failed utility leg or service connection, especially during extreme Arizona heat.

An electrical panel that is hot to the touch can be normal summer heat, or a warning sign of a failing connection. Here is how to tell the difference, and what to do about it.

If your AC keeps tripping the breaker in the Arizona heat, here is what is actually causing it, what you can check yourself, and when it points to a panel that has outgrown your home.