The Honeywell 50021579-001 Standard Temperature Sensor is designed for precise temperature measurement and control in HVAC applications. Compatible with the T775 Series controllers, this sensor ensures accurate monitoring to optimize system performance. It is suitable for a wide range of heating, cooling, and ventilation systems in residential, commercial, and industrial environments. https://www.partshnc.com/std-t775sensornotforuornema-4-2