Product Description

7-Day Programmable Thermostat – RTH8500D
7-Day Programming – Allows separate programming for each day
Display – Straightforward display keeps operation and programming simple
Backlit Display – Easy-to-read, even in dimly lit rooms and hallways
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)
Smart Response Technology – Continually adjust the pre-heating/cooling of your home so you are comfortable at your programmed times
Filter Change Reminder – Keep your heating/cooling system operating at peak performance
Vacation Hold – Option to adjust your program and have it automatically resume the normal settings in time for your return
Permanent Day and Time – Your settings are always maintained; even during a power outage
Daylight Saving Time (optional) – Adjusts the time automatically
Compatible – With heating and cooling plus heat pump systems
Does not work with electric baseboard heat (120-240V).
1-Year Limited Warranty69-1725    RTH8500D, Thermostat
69-1725F    RTH8500D, Thermostats
69-1725S    RTH8500D, Thermostats
69-2213EFS    RTH8500, RTH8500D, RTH7600, RTH7600D, RTH7500, RTH7500D, RTH6400, RTH6400D, RTH5100, RTH5100B, RTH4300, RTH4300B, RTH3100, RTH3100C
69-2219EF    RTH8500, RTH8500D, Thermostats