Smart Savers Initiative FAQs

Energy efficiency is easy when you install a smart thermostat. The average home spends about $2,200 a year on utility bills, with about half of that going to heating and cooling. With the help of a smart thermostat, you can save up to $180 per year in energy costs when using the eco settings. And with the Smart Savers Initiative, you can get a new smart thermostat from the Ameren Illinois Energy Efficiency Program for free. Ameren Illinois customers who reside in eligible ZIP codes are encouraged to enroll.

The Smart Savers Initiative offers customers within select residential communities the ability to acquire a smart thermostat at no cost. Some eligible customers may also qualify for FREE professional installation through a registered Program Ally. 

No. The Smart Savers Initiative offers you a smart thermostat at no cost. You have the choice of a Google Nest Thermostat E smart thermostat or ecobee3 lite smart thermostat. Additionally, you may be eligible for FREE professional installation through a registered Program Ally. See if I qualify.

The Ameren Illinois Energy Efficiency Program is committed to increasing the comfort of your home, managing energy usage and reducing costs. We know that paying your energy bill can be a real challenge for many households, so we offer ways to save on energy-efficient products, home upgrades and much more, all through the Ameren Illinois Energy Efficiency Program. In this case, we cover all costs of the smart thermostat for eligible customers.

Single-family customers in the Ameren Illinois service territory are eligible. To confirm your eligibility, please refer to the participating ZIP code list and verify your eligibility here.

You may contact your property manager or you can nominate your property for a FREE Energy Assessment.

If you are a property manager of a multifamily property of three or more units, sign up for a FREE Energy Assessment for your property by completing a short Property Application. Once we receive your completed application, one of our Energy Advisors will schedule time with you within a week to ten business days. When speaking with the Energy Advisor, let them know you are interested in free smart thermostats. If you have questions, please contact us at 1.866.838.6918 from 8:00 a.m. to 5:00 p.m. Monday through Friday. You can also learn more about our Program at

Upon enrollment you have the option to self-install your smart thermostat or see if you are eligible for free professional installation through a Program Ally based on your ZIP code.

If you choose the self-install option, you will receive the smart thermostat shipped to your home address. The smart thermostat will come with installation and set-up instructions.

If you are eligible for free installation based on your ZIP code, you will be able to choose from a network of local, qualified and registered Program Allies. The Program Ally will call you within 10 business days to schedule an appointment. See if I qualify.

You can follow these guides to activate your smart thermostat:

If you need assistance with troubleshooting your smart thermostat, Google and ecobee have technical support online and via phone. Additionally, each manufacturer offers a 12-month warranty. Visit to view troubleshooting videos and to learn more about online and phone technical support for each manufacturer.

To learn more about participating in the Ameren Illinois Energy Efficiency Program, you can call 1.866.838.6918.