
Southeast Michigan
Smart Thermostat C-Wire Installation
Install a C-wire so your Nest, Ecobee, or Honeywell smart thermostat works perfectly.
Smart Thermostat C-Wire Installation
Smart thermostats require a C-wire (common wire) for continuous power. Many older homes lack one. We run the C-wire from your air handler or furnace to the thermostat location.
What's included
- ✓C-wire installation from HVAC equipment to thermostat
- ✓Compatible with all smart thermostat brands
- ✓Nest, Ecobee, Honeywell, and more
- ✓Same-day service available
- ✓Permit coordination if applicable
Good fit if you have…
- ✓Smart thermostat won't install or behaves erratically
- ✓Thermostat shows low battery constantly
- ✓HVAC system has only 2 or 4 wires at thermostat
- ✓Upgrading from old thermostat to smart model
Pricing: $150–$350 installed
Licensed & insured Michigan electricians. Permit coordination included.
Why Killer Electric
✓Licensed & insured Michigan electricians
✓Permits pulled and inspections coordinated on every job
✓Upfront scope and pricing — no surprise add-ons
✓Fast response — same or next-day for most projects
✓Serving Ann Arbor, Ypsilanti, Saline, Plymouth, and all of SE Michigan
Get a Fast Estimate
We serve Ann Arbor, Ypsilanti, Saline, Plymouth, Northville, Canton, and all of Southeast Michigan. Fill out the form and we'll get back to you fast — usually same day.
Serving Southeast Michigan
We provide smart thermostat c-wire installation in these communities and surrounding areas.