The Emerson Climate White-Rodgers 1609-105 is a reliable temperature control device designed for HVAC systems. It features an adjustable temperature range of 30°F to 90°F, making it ideal for various heating and cooling applications. The unit includes a 5-foot capillary tube for accurate temperature sensing and control, ensuring consistent system performance. https://www.partshnc.com/1609-105-emerson-climate-white-rodgers-3090f-5capclosehiwknob