Honeywell YTHX9421R5051 Prestige 2.0 Thermostat, 2-Wire

This Honeywell product is a definition color touch screen thermostat, 7 day programmable, configurable for residential and light commercial. Up to 4 heat / 2 cool heat pump and up to 3 heat / 2 cool conventional, controls humidification, dehumidification and ventilation. Provides Delta T Alerts and Diagnostics, works with the Equipment Interface Module and RedLINK™ accessories including the RedLINK™ Internet Gateway, Portable Comfort Control, Wireless Outdoor Sensor and Wireless Indoor Sensor. RedLINK enabled.

Part Number is Obsolete --- Direct Replacement PN#YTHX9421R5085WW