6 HVAC Service Contractors in Hartsville, SC

4.5 avg rating
407 total reviews1 offer 24/7 service

Top-Rated HVAC Service Contractors in Hartsville

#1

Gainey's Heating & Cooling Inc

4.9(198 reviews)
Highly Rated

198 reviews yield a 4.9-star average, with customers emphasizing the company's emergency responsiveness, thorough installations, and post-installation…

706 Lakeview Blvd, Hartsville, SC 29550
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#2

MKA Mechanical Inc

4.8(116 reviews)
Highly Rated

Out of 116 reviews, 112 carry five-star ratings with customers consistently praising same-day service response and technician transparency. The majority of…

624 E Carolina Ave, Hartsville, SC 29550
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#3

D-CO

5.0(65 reviews)

Three reviewers specifically mention same-day or next-morning arrival for urgent situations including sewer backups and water main leaks. All three detailed…

2416 W Old Camden Rd, Hartsville, SC 29550
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All HVAC Service Contractors (6 total)

Johnson's Refrigeration & Air Conditioning, Inc.

4.2(16)
24/7

Six of eight sampled reviewers awarded five stars, praising diagnostic accuracy and installation expertise.…

2253 N Fifth St, Hartsville, SC 29550
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Kentco Heating & Cooling

4.2(6)

Three of six published reviews award five stars, with negative feedback centering on scheduling reliability…

612 W Bobo Newsom Hwy, Hartsville, SC 29550
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Barfield Heating & Air

4.2(6)

Four of six reviews award four or five stars, with customers specifically citing fair pricing and reliable…

213 Westover Dr, Hartsville, SC 29550
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HVAC Service Costs in Hartsville

General HVAC service pricing across maintenance, repair, and installation in Hartsville.

ServiceLowAverageHigh
Service call / diagnostic
$75$120$200
Routine tune-up (single system)
$70$125$200
Standard repair (avg)
$150$600$1,200
Major repair (compressor, heat exchanger)
$1,500$2,500$3,500
New system installation (mid-range)
$6,500$10,500$14,000
Full HVAC replacement
AC + furnace combined
$11,590$13,430$14,100

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

HVAC Service in Hartsville, SC: What to Expect

Summers in Hartsville push thermostat limits, echoing the brutal heat that makes Columbia one of the hottest southeastern cities with ninety three degree highs and over sixty days each year staying above ninety degrees. The sticky humidity magnifies discomfort, forcing residents to run cooling systems almost continuously. In this environment a network of six HVAC Service in Hartsville contractors has emerged, collectively holding a 4.6 star average from four hundred plus client reviews.

Financially, a homeowner can expect a service call diagnostic fee between $75-$200, while a routine tune-up on a single system typically falls between $70-$200. For more involved repairs, such as fixing a failed compressor or replacing a refrigerant line, the standard job usually lands in the $150-$1200 range, though parts inflation can push totals higher. State law adds a further requirement: any contractor performing installation or repair in Hartsville must carry a Mechanical Contractor (Group 2 HVAC) license issued by the South Carolina Contractor's Licensing Board, verifying compliance with safety standards and technical training.

Local feedback highlights a trio of standout firms. Gainey's Heating & Cooling Inc earns a 4.9 star rating from 198 reviews, with clients often noting rapid emergency response, meticulous system installations and post install follow up calls. MKA Mechanical Inc holds a 4.8 star average across 116 reviews, praised for same day service visits and technician transparency about parts and labor. D CO rounds the group with a perfect 5.0 star score from a handful of callers, who point to same day or next morning arrivals for urgent calls and consistently fair pricing across every job.

Frequently Asked Questions

HVAC service pricing in Hartsville ranges from diagnostic calls around $75-$200 to full system replacements at $11,000-$14,000. Routine tune-ups run $70-$200, standard repairs average $150-$600, and major component replacements (compressor, heat exchanger) can reach $2,800-$3,500.