Shipping & Returns

Opened, installed, or incompatible thermostats and items that are not in original condition are NOT eligible for returns. Customers are responsible for checking thermostat compatibility PRIOR to placing an order.

General Item Returns

Eligible Time Period: 30 days from delivery date

Non-Eligible Items: opened or installed thermostats and items that are not in original condition

We want you to be satisfied with the products purchased from us, but are unable to refund products that have been installed, for which the original packaging has been destroyed, or that are otherwise not in original condition and resalable. You are responsible for returning products in a safe, unbroken condition, so please pack returns carefully. You may want to insure returns of valuable merchandise. Upon receipt a credit equal to the product purchase price will be issued to you through the same payment method you used to pay for the order. See Returns Process below.

Incorrectly Shipped Orders

Eligible Time Period: Inspect your order within 2 business days from delivery date. If you received items you did not order, we will either send you a prepaid FedEx shipping label for you to return the incorrectly shipped merchandise. We will ship a new order for the correct merchandise within one business day.

Damaged Item Returns

Defective Google Nest:



Defective Ecobee:



Defective Emerson:




Defective Honeywell:



Returns Process

AMC will pay the return shipping costs if the return is a result of our error (you received an incorrect or damaged item, etc.). 

  1. Items must be returned within 45 days of invoice to be eligible for credit. 

  1. Returned items must be received by the supplier AM Conservation (AMC) in new condition and in the original packaging to be eligible for a refund. 

  1. AMC will send you Return Merchandise Authorization (RMA) documentation which must be placed inside the return shipment package and RMA number printed on each package in order for returned material to be received at AMC. 


If you need to return an item, please  Contact Us  with your order number and details about the product you would like to return. We will respond quickly with instructions for how to return items from your order. If you have created an account on the Ameren Illinois Store you can also submit a return request but visiting your  My Account page. 



Due to extended and highly variable shipping times, orders may take 1-3 weeks to be delivered. You will receive a shipping confirmation once the order ships which will include a tracking number. If you do not receive a shipment confirmation within 2 weeks or your package within 3 weeks, feel free to contact customer support.


The store is set up to only allow for shipping to your Ameren Illinois service address and all products purchased must be installed at this service address. 

A confirmation email will be sent with the tracking code after your order has shipped. 

Products may ship separately.

For any questions regarding returns or shipping please call 866-901-6738.