Honeywell has added a Parts Finder website that will allow you to cross reference thousands of parts. Simply go to the website, partsfinder.resideo.com and start searching for items. There are now 750+ competitive cross reference SKUs for thermostats and zoning. Cross reference items include Johnson Controls, Aprilaire, Google, Ecobee, PSG, Robertshaw, Pro1, Totaline, Granger, Carrier, York, Rheem, Trane, and others.
If you wish to add the shortcut to your home screen of your mobile device, simply click on the Quick Tips section and follow the instructions.