The Unico System WON1002 Limit Control is a temperature safety device designed for use in Unico WON Series electric furnace modules. Engineered to monitor discharge air temperature, this automatic-reset limit control helps protect electric heating elements and associated components from overheating by interrupting operation when preset temperature thresholds are exceeded. Integrated into the furnace's safety circuit, the limit control enhances system reliability and supports safe operation in high-velocity HVAC applications. Designed for compatibility with Unico electric furnace assemblies, the WON1002 limit control serves as a critical replacement component for maintaining proper equipment protection and performance.