Free Estimates for AC Replacements

AC Replacement & Installation in Miami-Dade & Broward County

Replace your aging or unreliable AC system with a properly matched, high-efficiency system installed by a licensed HVAC contractor.

Residential & Commercial
Licensed HVAC Contractor · CAC1824559
Miami-Dade & Broward County
Financing Options Available

Book your service

Tell us what you need and we'll call you back to confirm — usually within the hour.

Average response time: 45 minutes. We'll call to confirm.

Honest Evaluation

Does Your AC System Need to Be Replaced?

Signs that it may be time to consider replacement include:

Frequent breakdowns
Increasing repair costs
An older AC system
Rising energy bills
Poor cooling performance
Uneven temperatures
Frequent refrigerant problems
Major component failure
Difficulty finding replacement parts
The system no longer meets your comfort or efficiency needs

Not sure whether you need a repair or replacement? We can evaluate your existing system and explain your options — honestly.

Schedule an AC Evaluation
Equipment Options

AC Systems We Install

We'll match the equipment to your property's actual cooling requirements — and explain the trade-offs of each option before you decide.

Central Air Conditioning Systems

Traditional split-system AC systems for whole-home cooling.

High-Efficiency AC Systems

Designed to provide efficient cooling while potentially reducing energy consumption compared with older systems.

Variable-Speed Systems

Systems capable of adjusting capacity to changing cooling demand for improved comfort and potentially more efficient operation.

Heat Pump Systems

Heating and cooling functionality in one system — an efficient option for South Florida's mild winters and long cooling season.

What to Expect

Our AC Replacement Process

1

Evaluate Your Existing System

We assess the current equipment, ductwork, electrical requirements and cooling needs.

2

Determine the Proper System

We help determine the appropriate system size, efficiency and configuration for the property.

3

Review Your Options

We explain the equipment options, pricing, warranty and available payment/rebate programs when applicable.

4

Schedule Installation

Once you approve the proposal, we schedule the installation.

5

Install the New System

Our technicians remove the existing equipment and install the new system according to applicable requirements.

6

Test & Commission

The system is tested and commissioned before the job is completed.

Real Jobs

Before & After: Actual South Florida Replacements

A recent full-system swap-out in Miami-Dade — old, worn equipment replaced with a new high-efficiency Rheem system, installed clean and to code.

Air Handler Replacement

Old air handler in closet before replacement
Before
New air handler installed by South Florida Heating and Air Conditioning
After

Condenser Replacement

Old outdoor AC condenser before replacement
Before
New outdoor AC condenser installed by South Florida Heating and Air Conditioning
After

A properly selected system should account for factors such as:

Home sizeLayoutInsulationWindowsDuctworkOccupancyOrientationExisting equipmentLocal climate
Load Calculations, Not Guesswork

The Right AC Size Matters

A larger air conditioner isn't automatically better. An oversized system cools in short bursts, leaving humidity behind — a real problem in South Florida.

Our goal is to match the equipment to the property's actual cooling requirements rather than simply replacing the old system with the same size.

Built for This Climate

AC Replacement for South Florida Homes

Miami-Dade and Broward County homes deal with:

Long cooling seasons
High humidity
Salt-air exposure in coastal areas
Heavy cooling demand
Mold & moisture concerns
Older homes with aging ductwork
Newer homes with different efficiency requirements

Our replacement evaluation considers all of these factors — humidity removal capacity, coastal corrosion protection, ductwork condition, and the year-round cooling load your home actually carries — so the system we recommend is built for how South Florida really lives.

New AC Systems & Today's Efficiency Standards

New air-conditioning equipment is transitioning to newer refrigerant technologies with lower global warming potential, while efficiency requirements and equipment standards continue to evolve.

In plain English: if you replace an older system today, the new equipment will use a newer, lower-GWP refrigerant (such as R-32 or R-454B) and meet current SEER2 efficiency standards. New systems tend to be noticeably more efficient than the equipment they replace — but your actual savings depend on the system, your home, and how you use it.

If your current system still runs on an older refrigerant, there's no need to panic — but it is worth factoring into a repair-vs-replace decision. We'll walk you through what actually applies to your situation.
Clear Pricing

Get Your AC Replacement Estimate

Every property and installation is different. Equipment selection, system size, installation requirements and existing conditions can affect the total cost — so we quote your project, not a guess.

Flexible Payment Options

Qualified customers may have payment options available for an AC replacement. See our financing page for current plans, terms and eligibility.

View financing options

Available AC Rebates & Incentives

Certain high-efficiency HVAC systems may qualify for federal, state, utility or other incentives depending on the equipment, property and program requirements. Ask us about currently available incentives.

Straight Answers

AC Replacement Frequently Asked Questions

The cost depends on factors such as system size, equipment efficiency, installation requirements, ductwork, electrical requirements and the specific equipment selected. A property evaluation is needed to provide an accurate estimate.

Many straightforward residential replacements can be completed in a single day, but the actual time depends on the equipment and installation requirements.

System life varies depending on equipment, installation quality, maintenance, operating conditions and other factors. Coastal exposure and heavy year-round use can also affect equipment.

It depends on the system's age, condition, repair history, efficiency and cost of the proposed repair compared with replacement. We'll evaluate your system and explain both options honestly.

The appropriate system size depends on the property's cooling requirements. A proper load calculation and evaluation of the property can help determine the appropriate capacity.

SEER2 is an updated seasonal energy-efficiency rating used to describe the efficiency of applicable air-conditioning and heat-pump equipment.

New equipment is transitioning toward lower-GWP refrigerants, including A2L refrigerants such as R-32 and R-454B, depending on the equipment manufacturer and system.

Yes, if the replacement equipment is appropriate for the application and compatible with the installation requirements. We'll explain the equipment options available for your property.

Yes — new systems include the manufacturer's equipment warranty, and our installation work is warrantied as well. Warranty terms vary by equipment, and some manufacturer warranties require professional maintenance to remain valid. We'll provide the specific warranty details with your estimate.

Yes, qualified customers may have financing options available for an AC replacement. See our financing page for current plans, terms and eligibility requirements.

Local Coverage

AC Replacement Throughout Miami-Dade & Broward County

South Florida Heating and Air Conditioning provides AC replacement and installation for homeowners and businesses throughout Miami-Dade and Broward County.

Customer Stories

Neighbors who stayed cool when it counted.

Real reviews, posted by real customers on our Google Business Profile.

"I had a last-minute emergency and Will was able to attend me the same day and squeeze me into his schedule as his last appointment for the afternoon. The service and professionalism was outstanding. He truly cares about the customer, is knowledgeable, honest and upfront. He got the job done and my AC working again quickly. I will be using him moving forward for all my AC servicing."
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Christy Quijano
Emergency AC Repair
"The AC and Heater worked beautifully. I appreciate the workers for keeping their cool when going through the installation process."
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Leandro Leon
AC & Heater Installation
"All I can say is WILLIAM LOREDO Amazing the definition of a true HVAC professional. He was fast. Efficient didn't waste any time and got it done within a few hours. The best attitude someone will ever want to come in contact with. The best company ever."
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Xtype
AC Service
"Great experience with South Florida Heating and Air Conditioning. William did an excellent job cleaning our AC system thoroughly and checking everything to make sure it was working properly. He was professional, knowledgeable, and took the time to do the job right. Very satisfied with the service and would definitely recommend William and the company!"
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Mohit Chauhan
AC Maintenance & Cleaning
"Excellent experience from start to finish! I needed my entire AC system replaced, and their response time was incredibly quick. Will offered several options for both repair and replacement, along with different brand choices, and he took the time to explain everything clearly so I could make an informed decision. Installation was completed in one day! Very responsive and professional every step of the way. Highly recommend!"
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Esther Mestre
AC Replacement
"William got me running temporary until I was able to secure financing for new replacement split system 4-ton for my house. They installed the unit next day of approval, new refrigerant lines installed from condenser to indoor evaporator unit inside my home. The installation was impeccable and the unit has been running as factory specifications. I highly recommend William's company for all your Air Conditioning repairs, or replacement. Their labor and installation costs were honest and were less than other contractors. I'm glad I found this company, for I would recommend to all in need of AC repairs. They will be servicing all my units at my rental property moving forward."
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Anthony A.
AC Installation & Financing
Read all our reviews on Google

4.9 average · Google Reviews · Licensed & Insured · CAC1824559

Ready for a New AC System?

Get a professional evaluation and a clear AC replacement estimate from South Florida Heating & Air Conditioning.

645 232 5522 Serving Miami-Dade & Broward County Licensed & Insured · CAC1824559