Description
The Bard HVAC 8402-049BX Limit Control is a temperature-sensitive safety device designed to monitor operating conditions and support protecting heating equipment from excessive temperatures. Commonly installed in HVAC systems, this features a 150F open and 115F close temperature range, allowing it to interrupt or restore electrical circuits based on system temperature. It is used in furnaces, packaged units, and other heating applications where thermal protection is required. Its role within the equipment is to prevent overheating, safeguard essential components, and support consistent operation by responding automatically when temperature limits are reached.
