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What Size Central Air Conditioner Do I Need?

Buying a new central air conditioner can be expensive. Often, it will be the costliest household upgrade that you can get! Because of this, it’s important to get the right product for your home’s needs.

According to All Services Air Conditioning, a local specialist in AC repair in Fort Lauderdale, one of the biggest factors to consider is the size of the central air conditioner. Let’s take a look at how you can determine the right size central air conditioner!

When might you need a new central air conditioner?

In general, air conditioning systems will last for 10 to 20 years. If you have had yours for that long, it’s likely time for a new one.

You might also need a new air conditioning unit if your existing one is not functioning properly. First, have a contractor examine the current one. If it is beyond repair or if the repairs are too costly, you should have it replaced.

How much does a new central air conditioner generally cost?

According to Home Advisor, it will cost about $5,386 to replace your central air conditioner. It can cost up to $10,305. This price includes the following:

  • The unit
  • The installation
  • Any other fees that the contractor may charge

When you’re budgeting for a new unit, consider both the cost of the unit and the installation. You will also likely be offered a warranty, so be prepared for those expenses if you take that route.

To keep costs down, you should take a look at the payment options provided by the contractor. You can also get a loan or take out a home equity line of credit.

What size options are available for central air conditioners?

The size of the unit itself is not important in this decision. It’s simply based upon the unit’s capabilities. In general, larger units will output more, which will be more expensive. Units that are too small will not run efficiently, which causes overworking.

You should look for the right size for your home.

When you’re looking for an air conditioner, you will see BTUs listed. BTUs is the acronym for British Thermal Units. According to Good Housekeeping, the cooling capacity is measured in BTUs. This will help you to determine the correct size for your needs.

BTUs range from 4,000 to 20,000. Smaller spaces will require a lower number. Likewise, if you have a larger area, you will want to go with a higher BTU number. Remember that a bigger unit is not always the best choice if it isn’t needed.

How can I know which size central air conditioner I need for my home?

One of the easiest ways to choose an air conditioner unit size is to talk with a contractor. They can take a look at your existing unit and the square footage of your home. From there, they will give you a suggestion. This is helpful because they can give you information about manufacturers and pricing.

You can also use an online calculator. These calculators can be found via a simple Internet search. Look for a BTU air conditioner calculator.

Can I install a central air conditioner on my own?

You can try to install a central air conditioner with the help of a business or a contractor. This will go more smoothly if you have some basic knowledge about what is involved. This is a big commitment. make sure you have the necessary supplies and instructions before getting started.

When in doubt, it’s best to leave this job to the professionals. You will know that everything is set up properly. Plus, you won’t have to do any of the dirty work!

How can I find a contractor to install an air conditioning system?

Before you hire someone, research the company or the contractor.

Your friends and family might have recommendations on who to hire. Ask around to find the best contractor for the job.

You can also receive some recommendations from reading online reviews. Many companies have reviews on the Internet, which can help you to make a final decision. Pay attention to the most recent ratings for the most up-to-date information.

How can I keep my air conditioner running efficiently?

Home Tips suggests using heat-reflecting film to keep your home insulated. Windows allow extra heat into your home. This means that the air conditioner is working harder than needed.

You should also make sure that you replace your air filters as needed. This is a simple yet necessary task that can improve the unit’s functionality.

You can have your air conditioning unit inspected regularly to avoid major problems.


The right size central air conditioner will depend on the size of your home. To ensure that you buy the right size, you can use online calculators. You can also work with a contractor to get a more accurate suggestion. Don’t forget that a bigger unit is not always the best choice because it outputs unnecessary energy.