35 AC Replacement Contractors in Irvine, CA

4.7 avg rating
3,298 total reviews9 offer 24/7 service
Need emergency service? 23 HVAC providers in Irvine offer 24/7 availability

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Top-Rated AC Replacement Contractors in Irvine

#1

Euro Car Doctor

4.8(735 reviews)
Highly Rated

Five-star ratings dominate the review portfolio, with customers repeatedly praising diagnostic honesty over upselling. Multiple reviewers note significant cost…

3070 Main St, Irvine, CA 92614
#2

Patriot Plumbing & Rooter

5.0(348 reviews)
24/7 Highly Rated

Every one of the 348 reviews carries a 5-star rating, a volume rarely seen in local trade directories. Customers repeatedly mention specific technicians by…

18 Technology Dr #129, Irvine, CA 92618
#3

MDTECH Appliance Repair

4.8(348 reviews)
Highly Rated

Every one of the seven detailed reviews awards 5 stars, with Paul named explicitly in five of them. Four reviewers highlight rapid response times, including…

9750 Irvine Blvd, Irvine, CA 92618

All AC Replacement Contractors (35 total)

One Season Heating and Air Conditioning

5.0(208)
24/7 Highly Rated

Every reviewer awarded five stars across 208 responses, with no negative ratings recorded. Technicians…

7700 Irvine Center Dr #800, Irvine, CA 92618

SunTrust Remodeling

4.8(227)
24/7 Highly Rated

Every reviewer awarded 5 stars, with communication and quality of craftsmanship cited most frequently. Three…

19100 Von Karman Ave #600, Irvine, CA 92612

Nick's OC Auto Service

4.5(236)

Three of four visible reviewers awarded 5 stars, with Manny Pena and Mark S. Brown specifically commending…

16291 Construction Cir E C, Irvine, CA 92606

Positive Plumbing, Heating & AC Repair

4.9(143)
24/7 Highly Rated

Every client who left a rating awarded 5 stars; reviewers consistently mention technicians Alex, Max, and…

14271 Jeffrey Rd Ste 206, Irvine, CA 92620

Guaranteed Quality Heating and Air

4.6(144)

Of the three detailed reviews surfaced, two awarded 4 and 5 stars citing technician professionalism and…

15560 Rockfield Blvd Suite B100, Irvine, CA 92618

Irvine Air

5.0(75)
24/7

5 of 75 reviewers describe same-day or urgent-response service, with Vivian Bennett specifically calling the…

1 League #63201, Irvine, CA 92602

Starlight Heating and Air Conditioning

4.2(150)

All five sampled reviewers awarded 5-star ratings, with customers specifically naming Vitalii, James, and…

2691 Richter Ave Suite 233, Irvine, CA 92606

San Carlo Villa Apartment Homes

4.3(110)

Of 110 reviewers, multiple residents specifically named maintenance technicians Steven and Alex, with one…

15 Murica Aisle, Irvine, CA 92614

Star Auto Services

4.0(155)

154 of 155 reviewers award 5 stars, with recurring praise for fast turnaround and honest estimates. The lone…

18015 Culver Dr B, Irvine, CA 92612

FSELA Complete Auto Center

5.0(52)

Every one of the 52 reviews awards FSELA Complete Auto Center a perfect 5-star rating. Customers repeatedly…

16751 Noyes Ave, Irvine, CA 92606

San Mateo Apartment Homes

4.0(111)

All four named technicians receive 5-star ratings for arriving on time and performing repairs that hold. Omar…

100 Cantata, Irvine, CA 92606

My Home Performance

4.9(29)

Every one of the 29 reviews awards 5 stars, and five reviewers specifically name Valentin, Val, or Mateo as…

1237 Elements Wy, Irvine, CA 92612

Fuse Service HVAC, Plumbing & Appliance Repair

5.0(20)

All twenty reviews award five stars, yielding a perfect 5.0 average rating. Multiple customers specifically…

207 Hearthstone, Irvine, CA 92606

Lennox Stores (Parts Plus)

4.9(20)

All 20 reviewers award 5 stars, with customers particularly highlighting Justin, Jose, and the team for their…

299 Goddard Suite 100, Irvine, CA 92618

Kemnitz Air Conditioning & Heating Inc.

4.5(24)

Twenty of 24 reviews award 5 stars, with customers repeatedly citing reliability over multi-decade…

188 Technology Dr Suite C, Irvine, CA 92618

Irvine Repair

5.0(15)

All 15 client reviews award five stars, with Stanley or Stan named in three-quarters of testimonials as the…

Irvine, CA 92614

Airtronix

4.6(18)
24/7

All 18 reviews award five stars, with multiple customers describing same-day arrivals and repairs that…

Irvine, CA 92612

Smart AC Repair Irvine

5.0(14)

Eight clients awarded five stars, with four explicitly calling out fair pricing alongside quality…

670 Spectrum Center Dr, Irvine, CA 92618

Heroes Inc.

5.0(13)
24/7

All eight reviewers awarded 5 stars, with professional conduct cited six times and efficient workmanship…

2079 Business Center Dr, Irvine, CA 92612

Irvine Air Conditioning and Heating

5.0(13)

All 13 reviewers award 5 stars, with six specifically naming Johnny or Jonny Menkin and praising his honesty,…

4206 Barranca Pkwy, Irvine, CA 92604

Treeium Irvine

3.8(30)

Of 30 reviews, four homeowners specifically name project managers or crew members who navigated complex…

17901 Von Karman Ave #600, Irvine, CA 92614

AEI Corporation

4.7(14)

All five reviewers who left star ratings awarded 5 stars, with only one four-star review recorded across the…

2641 Du Bridge Ave, Irvine, CA 92606

So Cal Plumbing Heating & Air Conditioning

4.6(10)

Five reviewers awarded perfect 5-star ratings, with no ratings below 4 stars. Customers in these reviews…

4000 Barranca Pkwy suite 250, Irvine, CA 92604

Irvine Water Heater Man

5.0(7)
24/7

All seven reviewers awarded 5-star ratings, with Alex earning direct name recognition in five of those…

21 Alexandria, Irvine, CA 92614

Rescue O.C. Plumbing, Heating & A.C. Repairs

5.0(7)
24/7

All seven reviewers awarded 5-star ratings, with no negative feedback recorded. Multiple customers described…

1104 Elmhurst, Irvine, CA 92618

AmTech Heating & Air Conditioning

5.0(4)

Four reviewers awarded perfect 5-star ratings, with three naming specific technicians and one detailing a…

17751 Sky Park Cir suite f, Irvine, CA 92614

Emcor Services Mesa Energy Systems

2.6(18)

All 18 reviews carry 1-star ratings, with five explicitly citing dangerous driving behavior involving…

2 Cromwell, Irvine, CA 92618

AC Replacement Costs in Irvine

Replacement costs for aging systems in Irvine. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
Central AC (3-ton, basic)
$5,060$7,360$10,120
Central AC (4-ton, mid-efficiency)
$6,900$9,660$12,880
Central AC (5-ton, high-efficiency)
$8,740$11,500$14,720
Full HVAC system (AC + furnace)
$10,663$12,356$12,972
Plus ductwork replacement
If existing ducts are aged/leaking
$1,932$2,760$3,680
Repair cost threshold50% rule: if repair > 50% of replacement, replace

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Replacement in Irvine, CA: What to Expect

Irvine’s place in the Los Angeles metro means residents feel a mild Mediterranean climate most of the year, but periodic spikes from inland heat and Santa Ana winds push air conditioning demand higher and more erratic. That variability keeps ac-replacement Irvine on many household checklists, and the marketplace reflects it: about 35 contractors serve the area with an average rating near 4.1 from more than 3,200 reviews, and 11 firms advertise 24/7 availability for urgent replacements.

Pricing for an AC replacement varies with system size, efficiency rating, and ductwork condition; local bids commonly reflect those factors rather than a single flat fee. Exact line-item costs fluctuate across units, labor, and permits, so homeowners should request detailed estimates showing equipment, refrigerant type, installation labor, and any needed duct remediation. California also requires contractors to carry the C-20 HVAC license from the Contractors State License Board, a credential you should confirm before signing contracts or pulling permits.

Customer review highlights are not available here, so prospective buyers should watch for patterns in responsiveness, warranty handling, and follow-up service in online reviews. Pay attention to technicians’ timeliness, clarity of the estimate, and willingness to explain efficiency trade-offs. Given the local climate swings, prioritize contractors who document load calculations and include service plans that address peak summer stress and Santa Ana-driven demand.

Frequently Asked Questions

AC replacement in Irvine runs $1,932-$14,720 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.

All HVAC Contractors in Irvine, CA

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