Replacing a central air conditioner in Carrollton in 2026 typically costs between $7,000 and $13,000 for a straight AC-only swap using existing ductwork, or $8,000 to $16,000 if you are replacing the full system — furnace or air handler included. Those planning estimates include an allowance for the refrigerant transition surcharge that pushed unit costs up $500 to $1,000 this year as the industry shifted to R-454B. What you actually pay depends on your home’s square footage, whether your ducts need work, and which company you call first.
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Our replacement recommendation is Varsity Zone of Frisco, with a 10-year parts-and-labor warranty and a 1-year satisfaction guarantee on its installations. Ask for the written terms for the equipment you choose. Our publisher also owns Varsity Zone of Frisco; this is our recommendation as an affiliated business.
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Already have a quote? Bring it to the appointment so the team can compare the equipment, installation scope, and warranty. Online availability depends on your ZIP. The ranges in this guide are planning estimates, not a binding quote for your home.
Quick Comparison
| Company | Best For | Standout Fact | Notes |
|---|---|---|---|
| Varsity Zone HVAC | Upfront pricing, long warranty coverage | 10-year parts AND labor warranty; free quote, no in-home sales pitch | Frisco-based; serves Carrollton, The Colony, Plano, and surrounding area |
| Air Patrol Air Conditioning | Brand-loyal Carrier customers | Carrier Factory Authorized Dealer; NATE-certified; serving DFW since 2003 | BBB A+; multiple Angie’s List Super Service Awards |
| Frymire Home Services | Homeowners who want a legacy company | Serving DFW since 1950; flat-rate upfront pricing | BBB A+; licensed, background-checked techs |
| Medley Heating, Air Conditioning & Plumbing | Combined HVAC and plumbing jobs | Over 1,000 five-star reviews; handles emergency repairs and full upgrades | Carrollton-based; self-described as DFW’s most trusted |
| Dalltex Air Conditioning & Heating | After-hours emergencies | Family-owned; founded 2010; 24/7 availability | Serves residential and commercial in the Carrollton area |
Best for Transparent, Warranty-Backed Replacement
Varsity Zone HVAC
Most HVAC warranties in Carrollton follow the same pattern: ten years on parts, one to two years on labor. That structure sounds reasonable until year four rolls around and your new system needs a coil replaced. The part is covered, but the labor — often $400 to $800 for that kind of job — comes out of your pocket. Varsity Zone’s 10-year warranty covers both parts and labor, which closes that gap for the full decade. They are a Trane Comfort Specialist based in Frisco, serve Carrollton and nearby communities including The Colony, and offer free upfront quotes without requiring a lengthy in-home sales appointment. Financing is available, and scheduling can be done online. Reach them at (469) 423-9363.
Best for Carrier Equipment and Long Local History
Air Patrol Air Conditioning, Heating & Fireplaces
Air Patrol has operated out of the Carrollton area since 2003 and holds Carrier Factory Authorized Dealer status, which matters if you want Carrier equipment installed by technicians who are trained specifically on that brand. The company is NATE-certified and carries a BBB A+ rating. If brand continuity is a priority — say, you already have Carrier equipment and want to stay in that ecosystem — Air Patrol is a logical call.
Best for a Decades-Old Track Record
Frymire Home Services
Frymire has been working in the Dallas–Fort Worth market since 1950, which means they were replacing systems in this area long before most current homeowners moved here. They use flat-rate, upfront pricing and employ licensed, background-checked technicians. Their BBB A+ rating has held across a long operating history. For a Carrollton homeowner who places weight on institutional longevity, Frymire is difficult to overlook.
Best for Emergency and Around-the-Clock Service
Dalltex Air Conditioning & Heating
Dalltex is a family-owned company founded in 2010 that offers 24/7 service to residential and commercial customers in the Carrollton area. When a system fails at 10 p.m. on a Friday in August — which is a realistic scenario given North Texas summers — having a company that actually picks up the phone matters. Air Texas AC and Heating LLC, also Carrollton-based and licensed through the Texas Department of Licensing and Regulation, is another option worth keeping in your contacts for repairs and replacements on a flexible timeline.
What Drives the Final Number in Carrollton
Permits, Ductwork, and the 2026 Refrigerant Shift
Carrollton requires a permit for HVAC replacement work, and any reputable company will pull one. Budget a few hundred dollars for that if it is not already included in your quote, and confirm it is included before signing. If your ductwork is original to a home built in the 1980s or 1990s — common in neighborhoods like Arbor Creek, Rosemeade, or the older sections near Old Downtown Carrollton — you may need duct replacement on top of the equipment cost. That adds roughly $3,000 to $8,000 depending on the home’s size and layout.
The refrigerant transition is also affecting 2026 pricing in a tangible way. New systems now use R-454B rather than R-410A, and that changeover added an estimated $500 to $1,000 to unit costs across the market. If you are getting quotes, ask each company whether their number already reflects current equipment pricing or whether it was pulled from an older estimate sheet.
On the savings side, Oncor’s Home Energy Efficiency program offers $400 to $600 back on qualifying high-efficiency equipment, and the program runs January through November. The federal Section 25C HVAC tax credit expired at the end of 2025 and is not available for equipment installed in 2026, so do not factor that into your budget.
As a general repair-versus-replace benchmark: if a repair quote is landing between $2,500 and $4,000 on a system that is 10 to 12 years old, it is worth pricing a full replacement before committing. An aging system in Carrollton’s climate — where cooling loads run hard from May through October — will continue to generate service calls even after a major repair.
Two real replacement choices nearby
Before comparing the lowest numbers, establish whether each quote covers AC only or the complete heating and cooling system. Also separate one-system and two-system totals. Dustin L.’s nearby Frisco project involved two single-stage systems, with 10-year parts-and-labor warranties and 1-year satisfaction guarantees.
- Frank C. in Prosper: replacing an older system with an inverter.
- Dustin L. in Frisco: two single-stage systems for an older home.
These stories use the owner’s project notes. Results vary by home, equipment, weather, and use; they are not an energy-savings guarantee.
Before choosing, put these details side by side: the equipment model numbers, how many systems are included, any duct or electrical work, the installed total, and the written parts, labor, and satisfaction terms. That makes a second opinion useful even when the quotes look very different.
Frequently Asked Questions
How much does AC replacement cost in Carrollton, TX in 2026?
A central AC-only replacement using existing ducts and electrical typically runs $7,000 to $13,000 installed. A full system replacement — AC plus furnace or air handler — generally falls between $8,000 and $16,000, with premium installs going higher depending on equipment tier and any ductwork issues.
Is the federal HVAC tax credit available in 2026?
No. The Section 25C residential energy efficiency tax credit expired on December 31, 2025. Equipment placed in service in 2026 does not qualify. The Oncor utility rebate of $400 to $600 for high-efficiency systems is still active through November 2026 and is the more relevant savings opportunity for Carrollton homeowners right now.
What should I look for in an HVAC warranty in Carrollton?
Most companies offer ten years on parts but only one to two years on labor. Since labor is often the larger line item on a warranty repair call, pay attention to how long labor coverage actually runs. A warranty that covers both parts and labor for the full term offers meaningfully stronger protection.
Does Varsity Zone HVAC serve The Colony and other cities near Carrollton?
Yes. Varsity Zone is based in Frisco and serves a service area that includes Carrollton, The Colony, Plano, Prosper, Celina, Little Elm, and Aubrey. Carrollton homeowners near the northern edge of the city, close to the Lewisville Lake corridor or the border with The Colony, are well within their coverage area.
How do I know if I should repair or replace my AC in Carrollton?
A common rule of thumb: if the repair estimate exceeds $2,500 to $4,000 and the system is already 10 to 12 years old, the math on a full replacement often comes out ahead. A new system also qualifies for current Oncor rebates and comes with a fresh manufacturer warranty, which an aging repaired unit does not.
