6 AC Installation Contractors in Killeen, TX

4.8 avg rating
2,181 total reviews4 offer 24/7 service
Need emergency service? 4 HVAC providers in Killeen offer 24/7 availability

Top-Rated AC Installation Contractors in Killeen

#1

Deane Electric & Air Conditioning, LLC

4.7(536 reviews)
24/7

Reviewers consistently praise specific technicians by name for professional, thorough, and patient service, with several noting same-day emergency response…

502 S 2nd St, Killeen, TX 76541
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#2

CTR Services Air Conditioning & Heating

4.9(399 reviews)
24/7 Highly Rated

Gregory Rubio, Elijah Laos, and Pamela H specifically call out a technician named Scott for same-day arrivals, professional explanations, and fair pricing that…

2904 E Stan Schlueter Loop #17, Killeen, TX 76542
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#3

The Coolest Air

5.0(350 reviews)
Highly Rated

348 reviews yield a perfect 5.0-star average, with technicians Cliff, Aaron, and Daniel named across multiple five-star reviews. Customers frequently mention…

1715 Martin Luther King Jr Blvd, Killeen, TX 76543
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All AC Installation Contractors (6 total)

Ellis Air Systems

4.7(475)

436 reviews yield a 4.9-star average, with every sampled reviewer awarding 5 stars. Three separate customers…

3513 Florence Rd, Killeen, TX 76542
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Killeen Heating and Air Conditioning

4.5(294)
24/7

All five-star reviews name specific technicians, with Joe mentioned by three separate customers for same-day…

509 Conder St, Killeen, TX 76541
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Comfort Plus Heating and Cooling LLC

5.0(127)
24/7 Highly Rated

All three visible reviews award 5 stars and specifically name Fernando Castillo as the technician who…

5608 Bedrock Dr, Killeen, TX 76542
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AC Installation Costs in Killeen

New central AC installation costs in Killeen, 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 Killeen, TX: What to Expect

Killeen’s extremes — near-100°F highs for much of summer and January lows dropping to freezing — make cooling and winter-ready systems equally critical. Intense summer demand, frequent days above 90°F, and a 2021 storm–driven replacement cycle keep service steady across the military-influenced market. For ac-installation Killeen, five local contractors average a 4.8 rating from 1,923 reviews.

Pricing in the area varies with scope: full-system replacements, duct sealing and insulation upgrades, and freeze-protection measures top the list of cost drivers rather than simple compressor swaps. Because Texas requires HVAC contractors to hold a Class A or Class B license from the TDLR, expect proposals to reflect licensed labor and code-compliant equipment—don’t assume the lowest bid includes necessary freeze mitigation or proper duct sealing.

Customer patterns show steady demand rather than seasonal spikes, driven by year-round occupancy and military rotations; three firms advertise 24/7 service to meet that need. Reviews emphasize prompt emergency response, thorough duct work, and attention to freeze prevention. When hiring, prioritize documented licensing, clear warranties, and providers who detail duct sealing and winterization in their estimates.

Frequently Asked Questions

New AC installation in Killeen 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.