What is a Contactor in HVAC and How Does it Work?
If your air conditioner suddenly stops blowing cold air on a sweltering afternoon, you might find yourself asking what is a contactor in HVAC and why everyone keeps mentioning it. It's one of those parts that most homeowners never think about until it fails, yet it's arguably the most hardworking component in your outdoor unit. It's basically the gatekeeper of electricity for your cooling system, and when it decides to retire, your whole house starts getting stuffy pretty fast. ...