Do I really need AFCI breakers?

Author: Arno Brakus  |  Last update: Sunday, November 30, 2025

Do I need AFCI breakers in my home? According to NEC, all newly built homes or renovated homes must have AFCI breakers installed in all living areas.

Can I replace a AFCI breaker with a normal breaker?

As long as you do not leave it in place beyond your troubleshooting, a standard breaker could be put in the panel in place of the AFCI.

What is the disadvantage of AFCI?

A notable disadvantage of AFCI breakers is their potential for false positives, resulting in tripping without a genuine danger. This can occur when certain electronic devices or equipment generate harmless arcing or transient electrical signals. These false trips might lead to frustration and downtime.

What is the alternative to the AFCI breaker?

Outlet Branch Circuit (OBC) AFCI Devices are an alternative solution to AFCI Breakers. These devices are designed to help prevent electrical fires that can be caused by potentially dangerous arc-faults in an electrical circuit. An arc-fault is an unintentional arcing condition that occurs in an electrical circuit.

Are AFCI required in older homes?

Per the NFPA, fire safety officials recommend the use of AFCIs in all dwellings. While it is true that fire statistics in many cases are derived from older dwellings, damage to appliance cords or to wires hidden in a wall can occur regardless of the home's age.

Where and Why Do We Need AFCI Protection?

Is AFCI really necessary?

While they may not be legally required, it is highly recommended to have AFCI breakers installed for the safety of your home. As a homeowner, it is your responsibility to ensure that your home is equipped with the necessary safety measures.

Where is an AFCI not required?

2: AFCI protection shall not be required on branch circuits supplying receptacles located in hallways, kitchens or laundry areas and GFCI protected receptacles installed in dining rooms.

When should you not use an arc fault breaker?

Absent from the list of spaces that require AFCI protection are: bathrooms, outdoors, unfinished basements, crawl spaces, attics and garage spaces, to name a few.

Which is better, AFCI or GFCI?

Electric fires cause more damage than some other types of fire and are twice as deadly. AFCIs sense electricity is leaking from the electric system and shut electricity off before overheating happens. GFCIs prevent shocks, and AFCIs prevent fires.

Do AFCI breakers trip more often?

An AFCI breaker is required in all new construction, as it offers superior safety compared to standard breakers. Unfortunately, they are highly susceptible to tripping, which can be annoying and inconvenient. Let's look at some of the most common causes of arc fault breaker tripping.

What is the problem with the AFCI breaker?

  • Appliance Incompatibility. Some appliances and devices are notorious for causing AFCI tripping. ...
  • Overloaded Circuits. Overloaded circuits occur when you plug in too many devices, drawing more current than the circuit can handle. ...
  • Poor Connections. ...
  • Dampness or Mold. ...
  • Age and Wear.

Do I need AFCI on every outlet?

Does every outlet in my home have to be an AFCI? No, every outlet doesn't need to be an AFCI. All AFCIs provide "feed-through" protection, which means they provide protection for all wiring and extensions attached to the load side.

What is the life expectancy of an AFCI breaker?

Additionally, the type of circuit breaker also plays a role in the device's longevity. For example, Ground Fault Circuit Interrupters (GFCI) or Arc Fault Circuit Interrupters (AFCI) last around 15 to 20 years.

What are the exceptions to AFCI breakers?

Exception: AFCI protection shall not be required where the extension of the existing branch circuit conductors is not more than 1.8 m (6 ft) and does not include any additional outlets or devices, other than splicing devices.

Does a washer need a AFCI breaker?

Answer: Yes, it does (in a dwelling), but interestingly enough- not because the NEC says that it does- specifically. First: Always, refer to the manufacturer's installation instructions.

What is the Siemens arc fault breaker lawsuit?

Plaintiffs claim that Siemens' AFCIs fail to adequately distinguish between harmless and dangerous electrical arcs. As a result, Siemens' defective AFCI breakers suffer from nuisance tripping.

What are the cons of AFCI?

Nuisance tripping is the #1 complaint contractors have when installing AFCIs. After installation, homeowners may experience nuisance tripping when using a new vacuum cleaner or appliance. Then the contractor gets the call. The last thing they want to do is to go back for a warranty service call.

Should kitchens have GFCI or AFCI?

(6) Kitchens. Traditionally this requirement applied only to kitchen countertop receptacles, but now any cord-and-plug-connected appliance in the kitchen such as the range receptacle, refrigerator receptacle, disposal receptacle, and microwave receptacle now require GFCI protection.

Which circuits need AFCI?

Basically, if the light fixtures (or the switch controlling them) on your 15- or 20-amp circuit are located in any living space or “dwelling area,” you need to add an AFCI breaker.

Does a dishwasher need an AFCI?

That means that the requirements for AFCI protection is required in the areas stated above at all 120-volt, single-phase, 15- and 20-amp receptacles, lighting fixtures, switches, smoke alarms, dishwashers, refrigerators, and so on. 6) Conduit encased in concrete with an AFCI receptacle.

Do I need both GFCI and AFCI?

No. The latest National Electrical Code requires both AFCI and GFCI protection only in kitchens and laundry rooms. And within those rooms, the Dual Function AFCI/GFCI Receptacle provides what is called “feed-through” protection, which means it provides protection for all wiring and extensions attached to the load side.

How much does a AFCI breaker cost?

Much like the airbags in your car, it is a protection that is in place to ensure you're protected in an accident. The average cost for an AFCI circuit breaker is $49 or approximately $392 to protect a new 2,000-square-foot, four-bedroom home from electrical fires caused by electrical arcing.

Does a fridge need an AFCI?

It's important to note that fridges in other living spaces, like a basement, are not exempted. If the fridge is in any other room, it will need AFCI protection. GFCI's, on the other hand, monitor the current coming and going.

Does a garbage disposal need an AFCI?

The National Electrical Code (NEC) does not require a garbage disposal to have GFCI protection. GFCI protection for this appliance is optional. The vibration caused by the operation of a garbage disposal can cause electrical connections to separate.

Does a microwave need to be AFCI or GFCI protected?

Traditionally, this requirement applied only to kitchen countertop receptacles, but now any cord-and-plug connection points in the kitchen (such as refrigerator receptacles, disposal receptacles and microwave receptacles) now require GFCI protection.

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