21 AC Replacement Contractors in Knoxville, TN
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Top-Rated AC Replacement Contractors in Knoxville
Service Experts Knoxville
“Among sampled reviews, satisfied customers praise specific technicians by name including Jeff, Koby, Mike, and John, while describing same-day response times…”
Chancey & Reynolds, Inc. | AC Repair
“All 1,397 reviews carry 5-star ratings, with customers frequently praising fair pricing, lack of pressure tactics, and thorough explanations. Five named…”
All AC Replacement Contractors (21 total)
Aire Serv of Knoxville
“Across 699 reviews, the overwhelming majority award five stars, with customers consistently praising specific…”
865 HVAC & Plumbing
“Two of two detailed reviews mention same-day or next-day emergency response. Both cite the owner or a…”
Cantrell's Heat & Air
“Three reviewers specifically name technicians Tim or Jeff, describing same-day response and honest…”
Pol's Heating and Cooling
“Every one of five detailled reviews awards 5 stars, with four reviewers specifically naming technician Nathan…”
HCS Mechanical Contractors
“All 493 reviewers awarded 5 stars, with repeat customers noting reliability across multiple jobs over years.…”
Lloyd's Electric Service
“Every reviewer awarded a 5-star rating, with 6 of 9 sampled reviews explicitly naming technicians Jamey…”
Home Comfort Solutions
“All five named reviewers awarded 5-star ratings. Three reviews mention specific technicians by name: Billy…”
A-1 Certified Service, Inc.
“Every reviewer who assigned a star rating awarded 5 stars, with technicians Jimmy, Zach, and Shawn mentioned…”
Strada Services
“Six of eight reviewers specifically mention same-day service response, with technicians Kaleb, James, and Sam…”
Dean Plumbing Heating & Cooling
“Positive reviewers cite fast same-day response and named technicians Bryan, Nathan, and Moody. Negative…”
East TN Heat & Air LLC
“5 of 6 detailed reviews mention fast response times, with one customer reporting arrival in under 24 hours…”
Poteet Heat and Air
“All five detailed reviews award 5 stars, with three mentioning specific team members by name: Tucker, Leo,…”
Knoxville Heating & Air Conditioning, LLC
“All six detailed reviews award 5-star ratings, with three specifically naming technicians Ed, Ty, Ralph, or…”
Direct Heating and Air Conditioning
“Positive reviews focus on Ivan's same-day availability, fast diagnostics, and honesty. Reviewers Kristi…”
City Heating & Air Conditioning
“Of the 11 reviews with detailed narratives, 7 explicitly mention specific technician names, indicating…”
Hardin Valley
“All 37 reviews carry 5-star ratings, with technicians Kevin, Caleb, and Ethan named across multiple…”
Premier Services Group, Inc
“45 reviews produce a 4.7-star average, with every named technician receiving 5-star ratings. Positive…”
AC Replacement Costs in Knoxville
Replacement costs for aging systems in Knoxville. 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 Knoxville, TN: What to Expect
Knoxville's Tennessee Valley location creates a demanding two-season load. Warm, humid summers push 88°F July highs, while cold Appalachian winters regularly drop to 30°F — meaning replacement systems here have to perform in both directions. The Knoxville TN ac replacement market is among the most developed in the region, with 21 contractors averaging 4.8 stars across 10,335 reviews and 8 offering 24/7 availability.
Replacement costs in Knoxville vary by system size and efficiency tier. A 3-ton central AC system at basic efficiency runs $5,500–$11,000 installed. Stepping up to a 4-ton mid-efficiency unit lands at $7,500–$14,000. A 5-ton high-efficiency system can reach $16,000. Tennessee requires contractors to hold the CMC-C (Mechanical - HVAC/Refrigeration Contractor) license through the Tennessee Board for Licensing Contractors — verify before signing.
Service Experts Knoxville leads by volume with 2,314 reviews at 4.9 stars. Individual technicians including Jeff are named across many reviews for consistent, professional installations. Chancey & Reynolds technicians Cody Wilson and Jake earn no-pressure praise — Jake notably won business by delivering a competitive second opinion. Chaffee HVAC, Plumbing & Electrical is recognized for following through on warranty work rather than dismissing it, and technician Corbin earns repeat praise for professionalism under difficult circumstances.
Frequently Asked Questions
Other HVAC Services in Knoxville, TN
All HVAC Contractors in Knoxville, TN
Complete directory of 131 contractors — browse alphabetically
A–Z
All HVAC Contractors in Knoxville, TN
Complete directory of 131 contractors — browse alphabetically
A
- A-1 Certified Service, Inc.
- A-1 FINCHUM HEATING AND COOLING
- A&A Mechanical Heating & Air
- A1 Air Conditioning of Knoxville
- AA-Air Company
- AC & Furnace Services
- AC Brothers Climate Control LLC
- AC Care Heat & Air
- Admiral Heating and Air Conditioning, Inc.
- Advanced Heat AC & Plumbing
- AdvantaClean of Knoxville & The Smokies
- Air Repair Team
- Aire Care Mechanical Heating & Cooling
- Aire Care Mechanical Heating & Cooling
- Aire Serv of Knoxville
- All-Star Heating and Air Conditioning
- ALLIANCE HEATING AND AIR
- Andrews Electric Services
- Associated Equipment Co, Inc.
B
C
- Cantrell's Heat & Air
- CE (Carrier Enterprise)
- Chaffee HVAC, Plumbing, & Electrical
- Chancey & Reynolds, Inc. | AC Repair
- City Heating & Air Conditioning
- Coastal Supply
- Coastal Supply
- Coastal Supply Co
- Comfort Systems USA / Shoffner
- Compass Heating & Air Conditioning Inc
- Cook's Comfort Systems, Inc.
- Coolsys
- CoolTech Heating and Air
D
E
H
- Hardin Valley
- Harris & Swicegood Inc Heat
- HB Climate Control
- HCS Mechanical Contractors
- Heating & AC Air Conditioning Co
- Heating & Air Conditioning Knoxville
- Heating & Cooling
- Henshaw's Heating & Air Conditioning
- HEP is on the way
- HEP is on the way
- Heritage AC & Heating
- Hiller Plumbing, Heating, Cooling & Electrical
- Home Comfort Solutions
- Hometown Air
- HVAC Discount Supplies