Robertshaw RS8210 Non-Programmable Multi-Stage Wall Thermostat

A large easy-to-read 4.6 square-inch clear digital LCD backlit display. Quick-access menu buttons allow for very easy adjustments. Filter change reminder to help you remember to change your furnace filter. Battery change indicator alert makes changing batteries a breeze with our front load access battery compartment, no need to remove thermostat from base. Used for Multi-Stage – Up to 2 Heat / 1 Cool Heat Pump Or up to 1 Heat / 1 Cool Conventional HVAC systems. For use with 24 Vac systems: Central gas, electric or oil furnaces, heat pump systems with or without auxillary or emergency heat, 750 Millivolt. Does not work with 120/240v electric baseboard. Large terminal blocks for easy installation Universal sub-base Quick access menu button Contractor/technician setup menu Simple, yet powerful control.