Serving Woodland Hills, the San Fernando Valley and Los Angeles
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Smart and programmable thermostat installation

Thermostat Installation in Los Angeles

A new smart or programmable thermostat is one of the cheapest ways to cut your energy bills and make your home more comfortable.

4.9 stars from 800+ reviews
  • Licensed and insured, CA Lic. #952950
  • TECH Clean California enrolled contractor
  • Family owned since 2010
LA Heating & Air Conditioning service van parked in front of a home
4.9
672 Google reviews
4.8
93 Yelp reviews
5.0
Facebook rating

800+ reviews averaging 4.9 stars across Google, Yelp and Facebook

Two LA Heating & Air Conditioning technicians moving a new outdoor unit into place at a Los Angeles area home

Want a smarter thermostat?

LA Heating & Air Conditioning installs and fully sets up thermostats across Los Angeles and the San Fernando Valley, including Google Nest, ecobee, Honeywell, and heat-pump compatible models. We handle C-wire issues, system compatibility, and app setup so it works right the first time.

Your $125 service call is waived when you approve the installation. Call (818) 660-1062. Same-day appointments may be available.

Signs It's Time to Replace Your Thermostat

Your thermostat is the brain of your HVAC system. When it fails or falls behind, the whole system runs less efficiently, even when the AC and furnace are fine.

An old or failing thermostat wastes energy and leaves rooms uncomfortable. Replacing it is quick, affordable, and a high-value HVAC upgrade.

Los Angeles homes run their AC through a long cooling season, so a smart thermostat can schedule around the heat.

Customer Reviews for Thermostat Installation in Los Angeles

Service was timely and done in a professional manner. I would highly recommend!
Chela L, Google review, August 2026
The technician was right on time and explained the process clearly. He was efficient and professional. Will definitely call LA HVAC for future maintenance and repair.
Robert Jordan, Google review, April 2026
Very pleased with this company. Responsive, reliable, and reasonably priced. Definitely using again for all my HVAC needs.
Mike Weinstein, Google review, March 2026
Thorough diagnostics and repairs that cost 5% of the replacement costs suggested by another large … HVAC/Plumbing … company. Independent and honest.
RB MD, Google review, August 2026

800+ reviews averaging 4.9 stars.

Types of Thermostats We Install

We install and set up every major type of thermostat, and we help you choose the right one for your system and budget.

Smart thermostats

Wi-Fi models like Google Nest and ecobee learn your schedule, adjust the temperature automatically, and let you control your home from your phone.

Programmable thermostats

Follow a daily schedule you set once. A reliable, lower-cost upgrade from an old manual dial.

Heat pump thermostats

Heat pumps need a thermostat that controls auxiliary and emergency heat. We install models matched to your heat pump.

C-wire and power

Many older LA homes have no common (C) wire. We add one or install an adapter so a smart thermostat gets steady power and does not drop offline.

Smart-home integration

We connect your thermostat to Alexa, Google Home, or Apple Home and confirm scheduling and geofencing work before we leave.

Our Thermostat Installation Process

1

Compatibility check

We confirm your system type, your wiring, and whether you have a C-wire, then recommend the right thermostat for your setup.

2

Wiring and mounting

We safely cut power, label every wire, mount the new thermostat level on the wall, and add a C-wire or adapter when one is needed.

3

Setup and testing

We program your schedule, connect Wi-Fi and the app, and test both heating and cooling so everything works before we leave.

We do more than swap a faceplate. We make sure the new thermostat is compatible, wired correctly, and fully set up.

Thermostat Brands We Install

We are not tied to one brand. We install what fits your system and your goals, and we tell you what we would put in our own home.

Google Nest

Learning thermostats with a clean, simple interface and strong energy-saving features. A great fit for most LA homes.

ecobee

Smart thermostats with remote room sensors that even out temperatures between rooms. Great for two-story homes.

Honeywell Home

Reliable smart and programmable models, including options built for older systems and trickier wiring.

Heat pump and basic models

For heat pumps or simple budget upgrades, we install matched or straightforward programmable thermostats that just work.

What Thermostat Installation Costs in Los Angeles

Thermostat installation is one of the most affordable HVAC upgrades. The price depends mostly on the thermostat you choose and your existing wiring.

Most thermostat installations in Los Angeles
$180 to $350
Basic programmable thermostat, the thermostat itself
Around $40 to $80
Smart thermostat, the thermostat itself
$130 to $300
Service call, waived when you approve the installation
$125

Most thermostat installations in Los Angeles run $180 to $350. A basic programmable thermostat is the low end. A smart thermostat like a Nest or ecobee, especially when we need to add a C-wire, is the higher end.

The thermostat itself is the biggest variable. Basic programmable models cost around $40 to $80. Smart thermostats run $130 to $300 depending on features and included sensors.

If your home has no common (C) wire, which is common in older LA houses, we add one or install an adapter so a smart thermostat gets steady power. That adds a little labor but prevents the dropouts people often get from DIY installs.

Our $125 service call is waived when you approve the installation, so the diagnostic does not stack on top of the job.

You get a firm flat price before any work starts. No surprises, and no pressure to buy the most expensive model.

Add it up and a professional thermostat installation is a small investment that improves comfort, lowers your bills, and protects your HVAC system from wiring mistakes.

Call (818) 660-1062 to Schedule Your HVAC Services Today

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