20 AC Replacement Contractors in Charleston, SC
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Top-Rated AC Replacement Contractors in Charleston
Fix-it 24/7 Air Conditioning, Plumbing & Heating
“Two of three detailed reviews name specific technicians and award five stars, while a single one-star review describes a $1500 air duct cleaning that the…”
Carolina Climate Control
“Of five detailed reviews analyzed, three award 5 stars citing specific technicians and thorough service, while two lower ratings describe quality control gaps…”
All AC Replacement Contractors (20 total)
1st Choice A/C, Heating, Plumbing, & Gas
“All reviewers award 5 stars and specifically name technicians Zachery F, Brad, and another professional who…”
M&B Heating and Air
“Seven of seven readable reviews award 5 stars, with reviewers citing specific technicians Michael Voci,…”
Alexander Heating & Cooling
“All 406 reviews award five stars, with Chris named in every reviewed testimonial. Customers repeatedly…”
One Hour Heating & Air Conditioning
“Across the full review set, the majority of 5-star ratings specifically name technicians Carlos, Lee, or…”
5 Star Charleston
“All eight sampled reviews award 5 stars, with customers highlighting same-day emergency response during heat…”
First Call Heating & Cooling
“Every reviewer awarded a perfect 5-star rating, with 6 of 6 mentioning specific technician Steven by name.…”
SERVPRO of Mount Pleasant
“3 of 4 published reviews award 5 stars, with satisfied customers specifically naming Justin and Ivan as their…”
Air Monkey HVAC
“All 104 reviews award five stars, with customers repeatedly highlighting Jason's technical skill, fair…”
Maximum Air Experts
“Ninety-one reviewers collectively award a perfect 5-star rating, with every testimonial praising technician…”
Green Apple Heating & Cooling, LLC
“Every reviewer awarded 5 stars, with all four featured reviews naming either Elmer or Sally by name.…”
AC Heating and Air Conditioning Services
“Two of three detailed reviews award five stars, with third-party verification from a real estate broker who…”
Fogel Services
“Of 41 reviews totaling a 4.5-star average, customers frequently cite the professionalism of named technician…”
B&B Mechanical
“All 28 reviews award 5 stars, with Chris specifically named as the technician in every detailed review.…”
Superior Services- Charleston
“Three reviewers specifically name technicians who resolved their issues, with Mr. James praised for same-hour…”
Palmetto Heating and Air Conditioning, Inc.
“Four of five sampled reviewers award 5 stars, citing John Hollis and his team by name. Positive reviews…”
Tip Top HVAC Repair Charleston
“The sole verified review awards 5 stars and specifically names the company as Professional and Friendly,…”
AC Replacement Costs in Charleston
Replacement costs for aging systems in Charleston. If repair cost exceeds 50% of replacement, replacement is usually more economical.
| Service | Low | Average | High |
|---|---|---|---|
Central AC (3-ton, basic) | $5,500 | $8,000 | $11,000 |
Central AC (4-ton, mid-efficiency) | $7,500 | $10,500 | $14,000 |
Central AC (5-ton, high-efficiency) | $9,500 | $12,500 | $16,000 |
Full HVAC system (AC + furnace) | $11,590 | $13,430 | $14,100 |
Plus ductwork replacement If existing ducts are aged/leaking | $2,100 | $3,000 | $4,000 |
| Repair cost threshold | 50% rule: if repair > 50% of replacement, replace | ||
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Replacement in Charleston, SC: What to Expect
Charleston’s coastal Lowcountry climate pushes air conditioners harder than most regions: long stretches of 89°F highs, 78% humidity and constant Atlantic moisture mean systems must remove latent heat as much as sensible heat. That environment drives steady demand for ac-replacement Charleston, and the local market reflects it — 17 contractors serving the area average a 4.6 rating across 6,427 reviews, with eight offering 24/7 service.
Specific price points from top cost items were not provided, but homeowners should expect variability driven by unit capacity, SEER rating, corrosion-resistant components for salt air, ductwork condition, and installation complexity. Permits and home access can add labor. South Carolina requires a Mechanical Contractor (Group 2 — HVAC) license from the Contractor’s Licensing Board, so confirm any bid is from a properly licensed company before work begins.
No individual customer highlights were supplied, so look instead for consistent review themes: responsiveness during summer peaks, experience with coastal corrosion mitigation, and proactive maintenance plans. Prioritize contractors who document warranties, provide written estimates with system sizing, and explain moisture-control strategies and long-term service options rather than just quoting equipment prices.
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All HVAC Contractors in Charleston, SC
Complete directory of 42 contractors — browse alphabetically
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All HVAC Contractors in Charleston, SC
Complete directory of 42 contractors — browse alphabetically