Product Description

5-1-1 Day Programmable Thermostat – RTH6450D
One program for the weekdays; a separate program for Saturday and Sunday – (Up to 4 periods per day)
Energy Savings – Program to save up to 33% on annual heating and cooling costs (if used as directed, savings may vary depending on geographic region and usage)
Easy to Use – Straighforward display and buttons keep operation and programming simple
Backlit Display – Easy to read, even in dimly lit rooms and hallways
Smart Response Technology – Continually adjust the pre-heating/cooling of your home so you are comfortable at your programmed times
Auto change from heating to cooling
Compatible with heating and cooling plus heat pumps
Does not work with electric baseboard heat (120-240V)
Model Numbers – RTH6450D
1-Year Warranty