Your home’s electrical system is a crucial component that ensures the safe and efficient operation of all your appliances, devices, and lighting. Over time, wiring can become outdated, damaged, or insufficient for your current needs. Here are some key signs that indicate it might be time to consider rewiring to prevent potential hazards and improve overall electrical performance in your home:

Frequent Circuit Breaker Trips

Circuit breakers are designed to protect your home from electrical overloads and faulty wiring by turning off power when they detect an issue. If your circuit breakers trip frequently, it is a sign that there is some type of electrical issue going on. This might indicate outdated wiring or that your system needs an upgrade to support modern electrical demands, or even a faulty appliance.

Keep in mind, every time a circuit breaker trips, and you reset it, it is doing its job, but it does weaken its overall function and eventually may not be able to trip the next time, creating a larger hazard

Flickering or Dimming Lights

If your lights flicker or dim unexpectedly, especially when you turn on other appliances, it could be a sign of faulty or overloaded wiring. This issue often occurs when old wiring cannot keep up with the power needs of contemporary household appliances. Consistent flickering lights should be addressed promptly to avoid potential safety hazards.

Flickering lights can also be caused simply by updating your lights/bulbs, but not updating your dimmer to make them compatible with the new lights/bulbs

Discolored or Scorched Outlets and Switches

Discoloration or scorch marks on your outlets and switches are warning signs of overheating and potential electrical fires. This could be due to faulty wiring connections or worn-out wires. If you notice any discoloration, scorching, or a burning smell near your outlets, it is crucial to have your wiring inspected immediately.

Buzzing or Crackling Sounds

Electrical systems should operate quietly. Do not ignore any buzzing, crackling, or sizzling sounds coming from your outlets, switches, or electrical panel, it is a sign of a wiring issue. These sounds can indicate loose connections, frayed wires, or other problems that need immediate attention to prevent electrical fires.

Old or Outdated Wiring

Homes built more than 60 years ago with their original wiring might not be adequate for today’s electrical demands. If your home has knob-and-tube wiring, aluminum wiring, lacks grounding wires, or still has original old fixtures such as pushbutton switches, it is time to consider rewiring. Modern wiring is safer and more efficient, reducing the risk of electrical issues. AFCI protection is another level of protection to mitigate potential issues

Overheating Appliances

If your appliances frequently overheat or if you notice that your plugs are hot to the touch, it could be a sign of insufficient wiring. Overheating occurs when the wiring cannot handle the electrical load, posing a risk of damage to your appliances and potential fire hazards.

Limited or Non-Grounded Outlets

Modern homes typically require more outlets to accommodate various electrical devices. If your home has limited outlets, you might rely on extension cords and power strips, which can overload your system. Power strips and extension cords should only be a temporary solution and using them as a permanent solution creates other potential hazards. Additionally, non-grounded (two-prong) outlets are a sign of outdated wiring that should be upgraded to grounded (three-prong) outlets for safety.

Constantly Burning Out Light Bulbs

If you find that your light bulbs burn out frequently, it could be due to faulty wiring or electrical surges. This issue can be frustrating and costly, and it indicates that your wiring may need to be updated to handle your home’s electrical load properly.

Electrical Shocks

Experiencing even minor electrical shocks when plugging in or unplugging devices is a serious warning sign. This indicates a potential fault in your wiring that needs to be addressed immediately to ensure your safety and prevent more severe electrical issues.

Renovations and Additions

If you are planning a renovation or adding new rooms to your home, a good early task is to have your current wiring evaluated. New electrical loads from additional appliances, lighting, outlets, heat pumps, GEOTHERMAL, AC and EV chargers, to name a few, may require an upgrade to your existing system to ensure safe and reliable power distribution.



At Keating Electric, our team of licensed residential electricians is dedicated to providing all aspects of electrical service including high-quality rewiring services. If you have noticed any of these warning signs or have concerns about your home’s wiring, do not hesitate to contact us. We are here to help ensure your home’s electrical system meets modern safety standards and can handle your family’s electrical needs with ease.