5 AC Installation Contractors in Oak Ridge, TN

3.8 avg rating
39 total reviews

Top-Rated AC Installation Contractors in Oak Ridge

#1

Active Electric Motor Services

3.9(27 reviews)

Two of four detailed reviews mention repeat business spanning more than ten years, praising consistent professionalism. Negative reviews cite specific billing…

285 Warehouse Rd, Oak Ridge, TN 37830
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#2

CR Mechanical, LLC

5.0(4 reviews)

All 4 reviews award 5 stars, with three explicitly praising fast phone response times and same-day availability. Communication quality appears in every…

158 Fairbanks Rd, Oak Ridge, TN 37830
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#3

Sears Heating and Air Conditioning

4.3(3 reviews)

Three documented reviews yield an aggregate 4.3-star rating, with one detailed entry from David Tate praising the value received relative to cost. The limited…

142 Fairbanks Rd, Oak Ridge, TN 37830
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All AC Installation Contractors (5 total)

Eco Heating & Air Solutions, Inc.

3.0(4)

Two of four reviews award five stars, with positive feedback citing competent technicians who stay late and…

851 Main St W, Oak Ridge, TN 37830
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HVAC Contractors Tennessee

3.0(1)
200 Administration Rd, Oak Ridge, TN 37830
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AC Installation Costs in Oak Ridge

New central AC installation costs in Oak Ridge, by system type and brand.

ServiceLowAverageHigh
Window unit
$150$350$700
Ductless mini-split (single zone)
$2,000$4,500$8,000
Central AC replacement (existing ducts)
$3,500$6,500$12,000
Central AC new install (with ductwork)
$7,000$12,000$20,000
Carrier (residential)
$3,800$6,200$10,500
Trane (residential)
$5,000$8,800$13,600
Lennox (residential)
$3,500$6,500$12,000
Rheem (residential)
$3,200$5,500$9,000

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

AC Installation in Oak Ridge, TN: What to Expect

Oak Ridge shares Knoxville's climate profile, where summer temperatures climb into the high 80s with the kind of humidity that makes every shade feel precious, while Appalachian winters settle around the freezing mark. That contrast is why reliable cooling matters here. Five contractors serve the area with an average rating of 3.8 across thirty-nine customer reviews, meaning homeowners have real choices but should vet them carefully before committing to AC Installation in Oak Ridge.

Pricing reflects both system type and installation complexity. Window units run $150 to $700 as the most budget-conscious route, while ductless mini-splits targeting single zones land between $2000 and $8000. When existing ductwork is already in place, full central AC replacement typically costs $3500 to $12000. Tennessee law requires contractors to hold the CMC C mechanical HVAC license from the state licensing board, so verifying that credential belongs on every homeowner's checklist.

The reviewed contractors show distinct service patterns. Active Electric Motor Services draws praise for professionalism and clientele returning over more than a decade, though some customers flag disputes over whether specific repairs were actually necessary. CR Mechanical stands apart with all four reviews awarding five stars, and three of those specifically call out fast phone response coupled with same-day availability, with communication quality appearing in every testimonial. Sears Heating and Air Conditioning holds a 4.3 rating where David Tate's feedback highlights good value relative to cost.

Frequently Asked Questions

New AC installation in Oak Ridge costs $150-$20,000 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.