Understanding What is AC Contactor and Why It Matters
If you've ever poked around the electrical panel of a large building or peeked inside your outdoor air conditioning unit, you've likely wondered what is ac contactor and why does it make that loud clicking sound? It's one of those components that stays tucked away in a metal box, doing all the heavy lifting while we enjoy our climate-controlled rooms or well-lit offices. Essentially, it's a high-powered switch, but instead of you flipping it with your thumb, it's controlled by electricity. ...