The Trane AZON1050AC52ZB AccuLink Thermostat is a digital temperature control designed for compatible Trane heating and cooling systems. It monitors indoor conditions and communicates with the HVAC equipment to regulate temperature according to the selected settings. Used with compatible Trane communicating furnaces, air conditioners, and heat pumps, it helps coordinate system operati... https://www.partshnc.com/azon1050ac52zb-trane-acculink-thermostat