Why my vacuum trips the circuit breaker?

A vacuum cleaner tripping your circuit breaker can be caused by several factors, ranging from an overloaded circuit to a malfunctioning vacuum. 

Here's a list of the common causes and solutions:

Overloaded Circuit

• The vacuum draws too much power, especially if other devices are running on the same circuit. Vacuums typically require 10-12 amps, which can overwhelm a 15-amp circuit.
• Unplug other appliances from the same circuit.
• Avoid using the vacuum on circuits shared with high-power devices such as plug-in type space heaters, air conditioners, hair dryers, electric kettles and other high draw appliances.

Faulty Vacuum Motor

• A worn-out or failing motor can draw excess current, causing the breaker to trip.
• Inspect the motor for burning smells or unusual noises.
• If the motor is defective, repair or replace the vacuum.

Clogged Vacuum or Filters

• Blocked hoses or dirty filters make the motor work harder, increasing power consumption.
• When power consumption increases, current draw increases and breakers trip,
• Clean the filters and check for clogs in the hose or brush roll.
• Maintain the vacuum regularly to prevent overheating.

Short Circuit in the Vacuum

• Damaged wiring or electrical components inside the vacuum can cause a short circuit, which immediately trips the breaker.
• Inspect the power cord for visible damage.
• If there’s no external damage, have a technician inspect the internal wiring.

Weak or Faulty Circuit Breaker

• An old or worn-out breaker might trip under normal loads.
• Test the vacuum on a different circuit.
• If it works without tripping, the breaker may need replacement.
• If it still trips on a different circuit, your vacuum might have a fault in it.
• Consult an electrician to inspect and replace the breaker if necessary.

Using the Wrong Extension Cord

• Thin or low-quality extension cords can’t handle the vacuum’s power demand, causing overheating and tripping.
• Use a heavy-duty extension cord rated for at least 15 amps.

Arc Fault Circuit Interrupter (AFCI) or Ground Fault Circuit Interrupter (GFCI) Tripping

• AFCI or GFCI breakers/receptacles protect us from being shocked and from arching.
• Test the vacuum on a different AFCI or GFCI circuit.
• If it works without tripping, the breaker may need replacement.
• If it still trips on a different circuit, your vacuum might have a fault in it.
• Consult an electrician to inspect and replace the breaker if necessary.

When to Call a Professional

• If the breaker trips immediately every time you use the vacuum.
• If the vacuum smells like burning or makes unusual noises.
• If the breaker continues to trip after trying the vacuum on a different circuit.

Preventive Tips:

• Keep the vacuum clean and well-maintained.
• Avoid overloading circuits with multiple high-power appliances.

If the problem persists, the vacuum or your home's electrical system may require professional attention.