Top 10 Ac Installation in Los Angeles, CA
The best AC installation companies in Los Angeles, CA for 2026 include Brody Pennell Heating & Air Conditioning (4.9), JW Plumbing, Heating and Air (4.8), Southwest Heating & Air Conditioning (4.9). All offer free estimates, licensed installation, and manufacturer warranties on new units.
AC Installation in Los Angeles, CA: What to Know Before You Buy
A new AC system is a major investment. The right installer in Los Angeles, CA will properly size the unit for your home, handle permits, and back the work with a solid warranty. Undersized or poorly installed systems waste energy and fail early.
- Get a Manual J load calculation — not just a rule-of-thumb sizing
- Ask about SEER2 ratings and expected monthly energy costs
- Confirm the warranty covers both equipment and labor
JW Plumbing, Heating and Air
Service Genius Air Conditioning and Heating
Brody Pennell Heating & Air Conditioning
Los Angeles ❄️ Air Conditioning Service
LC Heating & Air Conditioning
Southwest Heating & Air Conditioning
A/C Control, Inc
Gold Star AC & Heating
Universal Heating & Air
Pure AIR LA HVAC contractor
About These Listings
Provider details on this page come from public business information and each provider's own website. Inclusion here is not an endorsement, and the order shown is not a guarantee of quality. Before hiring, verify licensing, insurance, and pricing directly with the company — request written quotes and confirm credentials with your state or local licensing board.
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Frequently Asked Questions
How much does AC installation cost in Los Angeles?
AC installation in Los Angeles costs $3,000-$7,000 for a central air system. A full HVAC system (AC + furnace) runs $5,000-$12,000. Mini splits cost $2,000-$5,000. Price depends on home size, SEER rating, and ductwork needs.
How long does AC installation take?
Standard replacement takes 4-8 hours (1 day). New installation with ductwork takes 2-5 days. Mini split installation takes 1-2 days.
What size AC do I need?
General rule: 1 ton per 500-600 sq ft. A 2,000 sq ft home needs a 3-3.5 ton unit. A professional load calculation (Manual J) gives the precise answer — oversized or undersized units waste energy and fail faster.