About The Author: Travis Baugh is a Digital Brand Marketing Manager for Carrier, where he develops informative, straightforward content to help homeowners better understand heating, cooling, and indoor air quality. His writing is focused on empowering homeowners to make confident, well-informed choices about their home comfort systems.
Air Conditioners, HVAC Education
A Guide to AC Replacement
AC replacement is a smart investment when your air conditioning system is aging, inefficient, or no longer keeping your home comfortable. Carrier offers high-quality, energy-efficient air conditioning units and professional AC installation through our trusted dealer network. In this guide, you’ll learn the key benefits of air conditioner replacement, important factors to consider when choosing a new system, average replacement costs, and available financing options.
Find a local Carrier expert to help you with your home’s air conditioner.
Cost of Replacing Your AC in 2025
Several factors can influence the overall AC replacement cost. Understanding these factors can help you budget and make informed decisions. Here are key considerations:The Size of Your Home
The size of your home, the type and size of the unit needed, and the complexity of the installation can all impact the overall cost. Additionally, necessary modifications to your existing ductwork or electrical system may add to expenses.
- Energy Efficiency Needs: Higher-efficiency mini split heat pumps with advanced inverter technology or higher SEER2 ratings typically cost more upfront but can reduce long-term energy bills through improved performance.
- Installation Complexity: Factors such as the number of zones, distance between indoor and outdoor units, and the difficulty of routing refrigerant lines can increase labor time and installation costs.
- Labor & Permit Fees: Professional installation ensures proper setup and compliance with local building codes, but associated labor rates and required permits can vary by region and add to the total project cost.
How to Decide Between Repairs and Replacement of Your Air Conditioner
Deciding whether to repair or replace your AC unit is one of the most important home improvement choices a homeowner can make. While minor issues with a newer system can often be fixed, an older HVAC system may no longer provide the heating, ventilation and air conditioning comfort or energy efficiency your home needs.
Signs For Repair
Deciding between repairing or replacing your air conditioner often comes down to the system’s age, performance, and efficiency. In some cases, a quick AC repair is all that’s needed to keep your home comfortable. Here are a few situations where a repair may make more sense than a full AC replacement:
- Newer system (under 10 years old) with reliable performance.
- One-time repair that’s less expensive than ongoing replacement.
- Routine maintenance needs, such as replacing an AC unit part or cleaning coils.
- Lower impact on your monthly energy bill when the unit is otherwise efficient.
Replacing an older AC unit can feel like a big step, but it’s also an investment in your comfort and home improvement efforts. Carrier® offers a range of energy-efficient solutions with special financing options to fit your budget. With our trusted dealer network, you can be confident your HVAC system is installed professionally and built to last. Contact a local Carrier dealer to get your AC unit evaluated today.
Signs Your AC Unit Needs Replacement
Even well-maintained HVAC systems eventually reach the end of their lifespan, and recognizing the signs early can help prevent costly downtime and inefficiency. Homeowners considering AC unit replacement or central air conditioner replacement should watch for the following indicators:
- System Age: Most ac systems last 10–15 years; older units may struggle to maintain performance.
- Frequent or Costly Repairs: Regular breakdowns or rising repair costs signal that replacement may be more cost-effective.
- Rising Energy Bills: A sudden increase in electricity usage often indicates declining energy efficiency.
- Uneven Cooling: Rooms that are consistently too hot or too cold suggest the system is no longer performing evenly.
- Outdated Refrigerants: Older units may use refrigerants no longer considered environmentally safe.
- Declining Energy Efficiency: If your system can’t keep up with modern efficiency standards, it may be time for an upgrade.
Replacing an aging AC system with a new Carrier solution ensures reliable, energy-efficient comfort for your home while helping reduce energy costs.
By considering these factors, you can make a well-informed decision regarding AC replacement. At Carrier, we offer a wide range of energy-efficient AC systems, ensuring you find the perfect fit for your needs. Contact your local Carrier dealer today to learn more about our reliable and high-performance AC units.
Connect With Your Local Carrier Dealer For AC Replacement
At Carrier, we understand the importance of finding the right AC replacement solution that fits your needs and budget. Your local Carrier dealer can assess your requirements and provide options that offer the best value for your investment. Our AC unit replacement solutions deliver exceptional performance, and energy savings to leave you cool and comfortable all year long.
5 Ways to Save Money During an Air Conditioner Replacement
Replacing your air conditioner is a significant investment, but careful planning can help you maximize value and reduce long-term costs. Here are five tips to consider for a cost-effective central air conditioner replacement:
- Compare Multiple Quotes: Obtain estimates from several licensed contractors to ensure you’re getting competitive pricing and the best installation quality.
- Choose the Right System Size: Selecting a properly sized unit improves energy efficiency, reduces strain on your system, and helps lower your monthly energy bill.
- Take Advantage of Rebates and Tax Credits: Many local utilities and government programs offer incentives for installing high-efficiency systems—these can significantly offset upfront costs.
- Improve Home Insulation and Sealing: Enhancing insulation, sealing leaks, and upgrading windows can reduce cooling needs, improving system performance and lowering your energy bill.
- Explore Carrier’s Special Financing Options: Flexible financing options make it easier to invest in a high-efficiency system while managing upfront expenses.
By following these strategies, homeowners can save money during an air conditioner replacement while enjoying reliable, energy-efficient comfort for years to come.
Comparing Long-Term Savings
Upgrading to a high-efficiency HVAC system can significantly reduce your energy bill, with homeowners typically seeing annual savings due to improved performance and lower energy consumption. Carrier’s energy-efficient systems feature advanced SEER2 ratings and eco-friendly R-454B refrigerant, delivering reliable comfort while minimizing environmental impact. By investing in a modern system, you can enjoy long-term cost savings and greater energy efficiency. To see how much you could save, contact a Carrier dealer to explore personalized estimates and learn about available HVAC financing options or a financing offer that fits your budget.
Financing, Rebate, and Tax Credit Options
AC replacement can be a significant investment, but there are options available to help manage the cost. Many Carrier dealer offers flexible HVAC financing options, allowing you to spread out the expense over time, making AC unit replacement more affordable and convenient. Learn more about the benefits of HVAC financing . Rebates and federal tax credits may be eligible for high-efficiency models as well.
What Does an AC Replacement Include?
Replacing an AC unit may seem overwhelming, but understanding the process helps homeowners feel confident and prepared. Here’s what you can expect during a professional Carrier air conditioner installation:
- Home Evaluation & Load Calculation – A Carrier dealer assesses your home’s size, insulation, and cooling needs to recommend the right system.
- Quote & System Selection – You’ll receive a detailed estimate and choose from Carrier’s range of energy-efficient options.
- Installation & Preparation – The old system is removed, and technicians complete ductwork adjustments, electrical connections, and setup.
- System Testing & Owner Walkthrough – Your new HVAC system is thoroughly tested for performance, and the dealer provides a comprehensive explanation of how to operate and maintain it.
Can You Replace an AC Unit Yourself?
Replacing an AC unit is not typically a DIY project due to the complexity and safety considerations involved. Modern systems require precise load calculations to ensure proper sizing, and incorrect installation can lead to poor performance, higher energy bills, or premature system failure.
Additionally, handling refrigerants safely requires EPA certification, and electrical work must meet local codes to avoid hazards. Many installations also involve ductwork modifications and securing the necessary permits, which can be challenging for homeowners without professional experience.
Attempting a DIY AC installation can also void manufacturer warranties, leaving you unprotected if issues arise. In contrast, licensed professionals ensure proper placement, energy-efficient operation, and compliance with all codes and regulations.
- DIY Risks: Safety hazards, incorrect sizing, code violations, voided warranty, inefficient operation
- Professional Benefits: Safe installation, accurate sizing, code compliance, energy efficiency, warranty protection
For a reliable and worry-free installation, contact a Carrier® dealer to schedule a licensed, insured installation and expert system sizing for your home.
Benefits of AC Unit Replacement
Upgrading your home's cooling system offers numerous benefits that can significantly enhance your comfort and indoor environment. Here are some key advantages of investing in a new air conditioning unit:
Increased Energy Efficiency
Replacing your AC can lead to higher energy efficiency. Newer models are designed to operate more efficiently, reducing your energy consumption and lowering cooling bills. Upgrading to a high-efficiency air conditioner allows you to enjoy a more comfortable home while saving money long-term.
New Refrigerant
Buying a new air conditioner means the refrigerant included will be Puron Advance , otherwise known as R-454B . This AC refrigerant offers several advantages. It is an eco-friendly option, with a significantly lower Global Warming Potential (GWP) than traditional refrigerants like R-410A , making it more environmentally responsible. R-454B is also energy-efficient, helping to reduce electricity consumption and lower cooling costs while still providing effective performance. It’s a great choice for future-proofing your system, as it meets modern environmental standards.
New Technology
Buying a new air conditioner with advanced technology offers numerous advantages, including the ability to pair with your smartphone for convenient remote control. This feature allows you to adjust temperature settings, monitor energy usage, and even schedule cooling from anywhere, improving comfort and efficiency. Modern units often come with smart features like energy-saving modes and compatibility with voice assistants, enhancing convenience and helping you optimize energy consumption.
How to Choose the Right AC For Your Home
When selecting an AC system, homeowners should consider proper sizing through a professional load calculation to ensure consistent comfort and energy efficiency. Evaluate energy efficiency ratings, such as SEER2, and decide on the type of system—whether central AC, ductless, or a heat pump—to best fit your home’s layout and needs. Comfort features like smart thermostat compatibility, improved indoor air quality, and low noise levels can enhance your everyday experience. Cost factors, including upfront price, available rebates, financing options, and long-term energy savings, should also be weighed. Connecting with a Carrier dealer ensures expert guidance to choose the right system for your home.
Choosing the Right HVAC Contractor to Help Replace an AC System
Choosing the right HVAC contractor is crucial for a successful AC replacement. Ensure the contractor has the necessary experience and certifications to handle the job professionally and efficiently.
Experience
Look for a company with several years of industry experience and a proven track record of successful AC replacements. Experienced contractors are better equipped to handle unexpected issues during the installation process.
Certifications
Look for contractors certified by reputable organizations such as NATE (North American Technician Excellence) or ACCA (Air Conditioning Contractors of America). These certifications demonstrate rigorous training and necessary knowledge and skills to perform AC replacements to the highest standards. Carrier Factory Authorized Dealers are required to have NATE certified technicians on their staff.
Customer Reviews and Testimonials
Read reviews on reputable platforms or ask for references from the contractor. Positive reviews and satisfied customers indicate a reliable and trustworthy contractor.
Transparent Pricing and Service Guarantees
A reputable HVAC contractor provides a detailed breakdown of costs involved in the AC replacement process, ensuring transparency and avoiding hidden fees. Additionally, look for contractors offering service guarantees, providing peace of mind knowing they stand behind their work.
Choosing the right HVAC contractor for your AC replacement is crucial for a successful and hassle-free installation. By considering experience, certifications, customer reviews, and transparent pricing, you can make an informed decision and ensure your AC unit replacement is in capable hands.
Explore Carrier Air Conditioners
Carrier air conditioners are known for their reliability, energy efficiency, and advanced technology. With a range of models to suit different needs, Carrier offers solutions with optimal comfort and air quality. Whether you're looking for a budget-friendly option or a high-end, energy-efficient unit, Carrier’s air conditioners provide consistent performance, quiet operation, and innovative features.
Up to 18 SEER2 for enhanced energy savings with enhanced comfort features. Features InteliSense™ technology.
Built to handle tough coastal air. Up to 18.5 SEER2 for enhanced energy savings with enhanced comfort features. Features InteliSense™ technology.
Up to 16.5 SEER2 for enhanced energy savings with standard comfort features.
FAQs
The off-season—usually spring and fall—is often the cheapest time to replace HVAC systems due to lower demand and potential promotional discounts.
Homeowners insurance usually doesn't cover HVAC systems unless the damage is caused by a covered event like a fire, storm, or theft—not normal wear and tear or mechanical failure.
In most cases, it's not worth fixing a 20-year-old AC unit due to outdated technology, reduced efficiency, and the high likelihood of future breakdowns—replacement is typically more cost-effective.
Replacing a central AC unit typically costs between $3,000 and $15,000, depending on the unit size, efficiency rating, and installation requirements. Learn more about air conditioner price.
Most AC systems last 10–15 years, but replacement may be needed sooner if the unit’s efficiency declines, repair costs become frequent, or your cooling bills steadily increase. Regular AC maintenance can extend lifespan, but recognizing these signs helps ensure reliable, cost-effective comfort.
LEARN MORE ABOUT AIR CONDITIONERS
- Find a Carrier Air Conditioner Expert in your area
- Air Conditioner Maintenance Tips
- Air conditioner price; How much does it cost?
- Help with Air Conditioner Service
- Discover the best air conditioner for your home
- Find Out How Do Air Conditioners Work
- Learn about air conditioning repair
- Wondering "What Size Air Conditioner Do I Need?"
- What air conditioner temperature you should set your thermostat to.
- Troubleshoot an Air Conditioner tips
- Learn about Air Conditioner Coil Cleaning
- Tips to Unclog Air Conditioner Drain Line
- Factors and variables - "How Long Do Air Conditioners Last?"
- Learn about Air Conditioner Filters
- How Often to Change AC Filter
- Learn How to Change Air Conditioner Filters
- Why is my AC Fan Not Working?
- Is your Air Conditioner Not Cooling?
- Why you should get an AC Tune Up
- Learn about frozen AC coils
- What is a split air conditioning system?
- Is air conditioning bad for the environment?
- Learn about air conditioning unit compressors
- Learn about air conditioning installation
- Learn about wall mounted air conditioners, also known as ductless mini splits
- Learn what to do if you have mold in AC unit
- Discover the benefits of UV lights for air conditioners
- In need of air conditioner parts or equipment?
- Explore the value of inverter air conditioners
- Learn about HVAC financing and the benefits of HVAC financing
