11 AC Replacement Contractors in Mt Pleasant, SC
Top-Rated AC Replacement Contractors in Mt Pleasant
Preferred Home Services
“With 1,833 reviews averaging 4.9 stars, customers consistently mention specific technicians by name and praise Same-Day scheduling availability, while negative…”
HERO Heating and Air
“Four of four detailed reviews award 5 stars, with technicians named (Hunter Polk, Logan, Scott) appearing in positive feedback. Customers specifically contrast…”
All AC Replacement Contractors (11 total)
HomeSmiles
“All 151 reviews award 5 stars, with technicians specifically named in 7 of 8 sampled reviews. Ryan appears in…”
Complete Comfort Air
“Three of five detailed reviews specifically mention same-day or prompt service during system failures, with…”
Four Seasons Heating & Air Conditioning
“All six named reviewers award five stars, with three specifically praising Ken Smith's design consultation…”
JAC Services
“Every reviewer awarded 5 stars, citing emergency same-hour response during extreme heat, honest…”
German's Heating & Air Conditioning
“Five of seven detailed reviews award five stars, praising William German's craftsmanship, same-day…”
Mr Comfort Heating Cooling And Plumbing
“Single 5-star review documents two distinct service calls , a mini-split unit installation and an emergency…”
AC Replacement Costs in Mt Pleasant
Replacement costs for aging systems in Mt Pleasant. 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 Mt Pleasant, SC: What to Expect
Charleston’s coastal Lowcountry climate pushes air conditioning to the top of homeowner priorities: 89°F highs and 78% humidity create heavy latent loads from May through September, and mild winters keep moisture control central year-round. Salt air accelerates corrosion for systems near waterways, driving steady demand for ac-replacement Mt Pleasant. Five contractors serve the area, averaging a 4.8 rating from 3,519 reviews; one offers 24/7 service.
Exact local pricing varies with unit capacity, efficiency (SEER), ductwork changes and corrosion-resistant materials, so install costs reflect both equipment and coastal protection measures. South Carolina requires HVAC firms to hold a Mechanical Contractor (Group 2 — HVAC) license from the Contractor’s Licensing Board, and permits or coastal-code upgrades can add to bids. Compare written estimates that itemize labor, materials, and coastal corrosion mitigation.
No individual technician names were provided in the supplied highlights, but the large number of high ratings indicates consistent satisfaction across providers. Reviews commonly stress the value of routine maintenance, timely warranty handling and corrosion-resistant options for seaside homes. Ask potential contractors for references, documented Group 2 licensing, detailed corrosion mitigation plans, emergency-response availability and clear warranty terms before committing.
Frequently Asked Questions
Other HVAC Services in Mt Pleasant, SC
All HVAC Contractors in Mt Pleasant, SC
Complete directory of 40 contractors — browse alphabetically
A–Z
All HVAC Contractors in Mt Pleasant, SC
Complete directory of 40 contractors — browse alphabetically