How long does an AC compressor last?

Author: Anika Wilderman IV  |  Last update: Monday, February 16, 2026

How Long Does an AC Compressor Last? An AC compressor typically lasts between 7-18 years. The lifespan of an AC compressor is largely dependent on how well it is maintained and how often it's used.

How often should AC compressor be replaced?

According to manufacturers, it typically has a 10- to 15-year life span. If the compressor is within or nearing its maximum age and suddenly breaks down, the damage is probably irreparable, and it would be best to replace the entire AC unit.

What is the $5000 rule for AC?

The $5,000 rule is a rule of thumb in the HVAC industry to help homeowners decide whether HVAC repair or HVAC replacement makes more sense in the long run. The $5,000 rule: Multiply the age of your equipment by the estimated repair cost. If the number is more than $5,000, then you should consider replacing your unit.

What is the life expectancy of an AC compressor?

Most compressors have the same or similar life expectancies as traditional AC units. They typically break down after 15 years but can last longer with proper maintenance. Many people believe replacing their air conditioner's compressor is more cost-effective once it gives out.

Is it worth fixing the compressor on an AC unit?

The compressor, which compresses the refrigerant in your AC system, happens to be one of the most commonly misdiagnosed components. It is also one of the most expensive parts to replace, which is why a full-system replacement may be more cost-effective.

How long does an AC compressor last?

How much should it cost to replace an AC compressor?

Cost Of Replacement Of Home AC Compressor

Generally, the cost of a home AC compressor is around $1,200. The cost to replace it ranges between $800 and $2,800. The labor and material make up around 50 percent of the final bill. The cost of its parts ranges from $450 to $1,500.

How do you know an AC compressor is bad?

How Do I Know if My A/C Compressor Is Bad?
  1. You've noticed less air is coming out of your air vents.
  2. Your circuit breaker keeps tripping.
  3. You hear unusual noises like clicking or rattling.
  4. Your AC stops blowing cold air.
  5. Puddles or moisture around the HVAC system.
  6. Your air conditioner won't start.

How do you know if your AC compressor needs to be replaced?

Signs Your AC Compressor Needs to Be Replaced
  1. You've Noticed Reduced Airflow or No Cold Air. ...
  2. You're Having Problems With the Circuit Breaker. ...
  3. You're Hearing Strange Noises. ...
  4. Your Home Air Conditioner Has Moisture Issues. ...
  5. Your Air Conditioner Won't Start.

Which AC brand lasts the longest?

Which HVAC Brands Last the Longest?
  • Mitsubishi Electric: Superior Efficiency and Durability. ...
  • Goodman Air Conditioning and Heating: Affordable and Long-Lasting. ...
  • Rheem: Reliable Performance for Decades. ...
  • Honeywell: Smart Home Integration and Durability. ...
  • Lennox: High-End Performance for the Long Haul.

How much does an air conditioner cost for a 2000 sq ft home?

Average New AC Unit Costs

The average cost of installing a new central air conditioner in 2024, including equipment and labor costs, is $5,750 for a 3-ton unit in a 2,000-square-foot home. On average, a new AC unit cost will fall between $3,300 and $7,800.

Is it worth repairing a 10 year old air conditioner?

If your aircon is older than 10 years and plagued with ongoing issues, you might want to consider replacing your air conditioner. A benefit of replacing your aircon is that you will get a more energy efficient model which would ultimately save you a lot of money on power bills.

What is the most expensive part to replace on an AC unit?

Usually, it is a quick fix, but sometimes the failure can be caused by a much bigger problem. The most expensive part of an AC unit to replace and repair is the air compressor.

How long does it take for a shop to replace an AC compressor?

It entails removing and disposing of any remaining refrigerant, disconnecting and removing the old compressor, installing the new one with proper fittings, and recharging with refrigerant. Add it all up and it typically takes four to six hours.

Can a compressor last 20 years?

Generally speaking, the average air compressor can last anywhere from five to twenty years with proper maintenance. Factors such as compressed air temperature, humidity, and usage affect how long an industrial air compressor lasts.

Can I replace an AC compressor without replacing the condenser?

The condenser is the outdoor cabinet of an AC and the parts inside: the compressor, the condenser fan, and the condenser coil. If the compressor fails, you can opt to have only the condenser replaced, leaving the indoor components in place. This costs less than a full AC replacement, but we rarely recommend it.

Can an AC unit last 30 years?

Central air conditioning systems can last anywhere between 10 to 30 years, with most averaging around 10 to 15 years total (1). Keep in mind, the lifespan of your air conditioner depends on how much you use it, your local climate, what type of AC it is, and if your house is well insulated and air sealed.

What is the most reliable AC brand?

Top 10 AC Brands
  • Lennox.
  • American Standard.
  • Goodman.
  • Amana.
  • HEIL.
  • Rheem.
  • York.
  • Ruud.

How much does it cost to replace an AC compressor?

The average cost for an AC compressor is $1,200, but you might pay between $800 and $2,300 depending on your unit type and brand. On average, AC compressor costs range from $800 to $2,300, with most folks paying $1,200 for a new one.

What are the symptoms of a bad AC compressor?

Below are seven telltale signs of a failing AC compressor.
  • You Hear a Ticking or Chattering Noise. ...
  • You Hear a Rattling or Rumbling Noise. ...
  • There Is Less Air Flow. ...
  • Warmer Air Is Flowing Out. ...
  • The Refrigerant Is Leaking. ...
  • The Circuit Breaker Keeps Tripping. ...
  • The Unit Vibrates When It Starts Up.

Is it OK to just replace the AC compressor?

Replacing the broken AC compressor on an older unit may just be a temporary fix. You will have to buy a new system when the old AC system eventually breaks down. For older ACs, a complete system replacement is more cost-effective in the long run than replacing the compressor.

What is the most common cause of compressor failure?

Overheating is a common cause of compressor failure, and there are many factors at play. If direct sunlight falls on your outdoor unit and there is inadequate ventilation around it, it makes your unit's compressor overheated. High voltages can also damage the motor causing the compressor to overheat.

Will an AC fan run if the compressor is bad?

While your AC fan may continue to run if the compressor is bad, this doesn't mean your system is functioning properly.

How do I check my AC compressor?

How to Check an Air Conditioner Compressor
  1. Turn off power. Unplug the AC unit to protect yourself from electrical shocks while checking the compressor.
  2. Remove the faceplates. ...
  3. Look for visible damage. ...
  4. Test the AC compressor with a multimeter.

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