Robertshaw RS8110 is a non-programmable 1H/1C thermostat designed to regulate heating and cooling systems with simple manual control. It works by sensing ambient temperature and activating the HVAC system when the temperature deviates from the user’s setpoint, ensuring comfort. Commonly used with furnaces, air conditioners, heat pumps, and packaged units in residential and light comme... https://www.partshnc.com/rs8110-robertshaw-non-program-stat-1h1c